Information Concerning Industry Segments And Major Customers (Schedule Of Segment Information) (Details) (USD $)
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12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Segment Reporting Information [Line Items] | |||
Sales | $ 119,071,439us-gaap_SalesRevenueNet | $ 131,319,510us-gaap_SalesRevenueNet | $ 104,249,654us-gaap_SalesRevenueNet |
Cost of sales | 76,912,881us-gaap_CostOfRevenue | 86,420,982us-gaap_CostOfRevenue | 62,752,763us-gaap_CostOfRevenue |
Gross profit | 42,158,558us-gaap_GrossProfit | 44,898,528us-gaap_GrossProfit | 41,496,891us-gaap_GrossProfit |
Selling, general and administrative expenses | 38,627,801us-gaap_SellingGeneralAndAdministrativeExpense | 36,742,869us-gaap_SellingGeneralAndAdministrativeExpense | 38,100,773us-gaap_SellingGeneralAndAdministrativeExpense |
Impairment | 5,849,853us-gaap_GoodwillImpairmentLoss | ||
Restructuring expense | 237,838us-gaap_RestructuringCharges | 1,149,439us-gaap_RestructuringCharges | |
Operating income (loss) | 3,292,919us-gaap_OperatingIncomeLoss | 1,156,367us-gaap_OperatingIncomeLoss | 3,396,118us-gaap_OperatingIncomeLoss |
Depreciation and amortization | 2,482,300us-gaap_DepreciationDepletionAndAmortization | 2,184,830us-gaap_DepreciationDepletionAndAmortization | 2,133,511us-gaap_DepreciationDepletionAndAmortization |
Capital expenditures | 5,577,039us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | 2,699,347us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | 2,607,958us-gaap_PaymentsToAcquirePropertyPlantAndEquipment |
Assets | 100,286,235us-gaap_Assets | 103,532,741us-gaap_Assets | 112,534,645us-gaap_Assets |
Suttle [Member] | |||
Segment Reporting Information [Line Items] | |||
Sales |
67,330,307us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
54,346,428us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
45,030,184us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Cost of sales |
46,338,627us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
38,534,823us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
33,056,579us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Gross profit |
20,991,680us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
15,811,605us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
11,973,605us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Selling, general and administrative expenses |
14,388,765us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
11,869,268us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
10,905,357us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Restructuring expense |
225,962us-gaap_RestructuringCharges / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
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Operating income (loss) |
6,602,915us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
3,716,375us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
1,068,248us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Depreciation and amortization |
1,386,523us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
1,044,363us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
1,025,380us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Capital expenditures |
4,470,636us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
1,215,394us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
1,167,495us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Assets |
38,083,529us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
30,636,805us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
26,148,148us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_SuttleMember |
Transition Networks [Member] | |||
Segment Reporting Information [Line Items] | |||
Sales |
43,173,864us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
43,856,640us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
53,842,940us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Cost of sales |
23,975,363us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
21,438,115us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
25,848,307us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Gross profit |
19,198,501us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
22,418,525us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
27,994,633us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Selling, general and administrative expenses |
21,392,643us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
21,581,156us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
24,645,048us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Impairment |
5,849,853us-gaap_GoodwillImpairmentLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
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Restructuring expense |
237,838us-gaap_RestructuringCharges / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
778,760us-gaap_RestructuringCharges / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
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Operating income (loss) |
(2,431,980)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
(5,791,244)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
3,349,585us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Depreciation and amortization |
944,149us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
969,482us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
981,080us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Capital expenditures |
589,362us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
919,376us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
412,568us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
Assets |
26,508,137us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
29,440,438us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
35,851,189us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_TransitionNetworksMember |
JDL Technologies [Member] | |||
Segment Reporting Information [Line Items] | |||
Sales |
8,567,268us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
33,116,442us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
5,376,530us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Cost of sales |
6,598,891us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
26,448,044us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
3,847,877us-gaap_CostOfRevenue / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Gross profit |
1,968,377us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
6,668,398us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
1,528,653us-gaap_GrossProfit / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Selling, general and administrative expenses |
2,846,393us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
3,292,445us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
2,550,368us-gaap_SellingGeneralAndAdministrativeExpense / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Restructuring expense |
144,717us-gaap_RestructuringCharges / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
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Operating income (loss) |
(878,016)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
3,231,236us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
(1,021,715)us-gaap_OperatingIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Depreciation and amortization |
151,628us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
170,985us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
127,051us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Capital expenditures |
42,914us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
46,014us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
36,891us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Assets |
3,815,548us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
11,350,381us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
8,385,337us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = jcs_JdlTechnologiesMember |
Other [Member] | |||
Segment Reporting Information [Line Items] | |||
Capital expenditures |
474,127us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
518,563us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
991,004us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
Assets |
$ 31,879,021us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
$ 32,105,117us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
$ 42,149,971us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember |
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- Definition
Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The net result for the period of deducting operating expenses from operating revenues. No definition available.
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- Definition
The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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