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Note F - Long-term Debt - Long-term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Total debt	$ 5,000	$ 27,100
Less: current portion of long-term debt	0	(4,926)
Long-term debt	5,000	22,174
New Credit Facility [Member] | Revolving Credit Facility [Member]
Total debt	5,000	17,100
Paycheck Protection Program CARES Act [Member]
Total debt	$ 0	$ 10,000

X

- Definition

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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- Definition

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

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