Note D - Leases - Maturities of Finance and Operating Lease Liabilities (Details) - USD ($) $ in Thousands		Jun. 30, 2022		Dec. 31, 2021
Remainder of 2022, operating leases		$ 2,437
Remainder of 2022, finance leases		100
2023, operating leases	[1]	5,222
2023, finance leases		166
2024, operating leases	[1]	3,820
2024, finance leases		48
2025, operating leases	[1]	2,117
2025, finance leases		6
2026, operating leases	[1]	2,014
2026, finance leases		0
2027, operating leases		8,229
2027, finance leases		0
Total future minimum lease payments, operating leases	[1]	23,839
Total future minimum lease payments, finance leases		320
Less: Imputed interest, operating leases	[1]	2,243
Less: Imputed interest, finance leases		15
Total lease liabilities, finance leases		305
Short-term Lease Liabilities and Long-term Lease Liabilities [Member]
Total lease liabilities, operating leases		21,596	[1]	$ 25,363
Total lease liabilities, finance leases		$ 305		$ 405

[1] Non-cancelable sublease proceeds for the remainder of the fiscal year ending December 31, 2022 and the fiscal year ending December 31, 2023 of $0.6 million and $0.2 million, respectively, are not included in the table above.