Annual report [Section 13 and 15(d), not S-K Item 405]

Nature of Operations (Schedule of Changes in Loss Per Share Due to Impact of Reverse Stock Split) (Details)

v3.26.1
Nature of Operations (Schedule of Changes in Loss Per Share Due to Impact of Reverse Stock Split) (Details) - $ / shares
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Nature of Operations [Line Items]    
Weighted Average Basic Shares Outstanding [1] 2,489,224 2,714
Weighted Average Dilutive Shares Outstanding [1] 2,489,224 2,714
Loss per share from continuing operations - Basic   $ (10,110.93)
Loss per share from continuing operations - Diluted   $ (10,110.93)
As Previously Reported [Member]    
Nature of Operations [Line Items]    
Weighted Average Basic Shares Outstanding   542,454
Weighted Average Dilutive Shares Outstanding   542,454
Loss per share from continuing operations - Basic   $ (50.58)
Loss per share from continuing operations - Diluted   $ (50.58)
Impact of Reverse Stock [Member]    
Nature of Operations [Line Items]    
Weighted Average Basic Shares Outstanding   (539,740)
Weighted Average Dilutive Shares Outstanding   (539,740)
Loss per share from continuing operations - Basic   $ (10,060.35)
Loss per share from continuing operations - Diluted   $ (10,060.35)
[1] Prior period results have been adjusted to reflect the reverse stock split of the common stock at a ratio of 1-for-200 that became effective April 21, 2025. See Note 1, "Nature of Operations," for further details.