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Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Cash	$ 58	$ 81
Carrying Amount
Cash	58	81
Accounts payable	0	3
Debt	9,223	9,223
Fair Value
Cash	58	81
Accounts payable	0	3
Debt	$ 0	$ 0

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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