XML 87 R74.htm IDEA: XBRL DOCUMENT v3.22.1
Long-Term Debt (Details) - 2012 Debenture - 9½% Subordinated Debentures Due 2012 [Member] - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Long-Term Debt (Details) - 2012 Debenture [Line Items]    
Long-term Debt $ 220,000 $ 220,000
Interest Payable, Current $ 253,000 $ 232,000