Note P - Share-based Compensation - Performance Stock Unit/Awards Activity (Details) - Performance Shares [Member] $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) $ / shares shares
Outstanding, number of shares (in shares) | shares	766
Outstanding, weighted average fair value (in dollars per share)	$ 6.75
Outstanding, aggregate intrinsic value | $	$ 1,447
Granted, number of shares (in shares) | shares	767
Granted, weighted average fair value (in dollars per share)	$ 8.89
Granted, aggregate intrinsic value | $	$ 3,566
Released, number of shares (in shares) | shares	0
Released, weighted average share price on date of release (in dollars per share)
Released, weighted average fair value (in dollars per share)	$ 0
Released, aggregate intrinsic value | $	$ 0
Cancelled/Forfeited, number of shares (in shares) | shares	0
Cancelled/Forfeited, weighted average fair value (in dollars per share)	$ 0
Cancelled/Forfeited, aggregate intrinsic value | $	$ 0
Outstanding, number of shares (in shares) | shares	1,533
Outstanding, weighted average fair value (in dollars per share)	$ 7.82
Outstanding, aggregate intrinsic value | $	$ 29,610
Vested and expected to vest, number of shares (in shares) | shares	1,533
Vested and expected to vest, weighted average fair value (in dollars per share)	$ 7.82
Vested and expected to vest, aggregate intrinsic value | $	$ 29,610