Note 12 - Stockholders' Equity - Summary of PSU Transactions (Details) - Performance Shares [Member]	12 Months Ended
	Dec. 31, 2023 $ / shares shares
Non-vested, shares (in shares) | shares	383,103
Non-vested outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 37.62
Granted, shares (in shares) | shares	46,029
Granted, weighted average grant date fair value (in dollars per share) | $ / shares	$ 51.36
Vested, shares (in shares) | shares	0
Vested, weighted average grant date fair value (in dollars per share) | $ / shares	$ 0
Forfeited, shares (in shares) | shares	(5,511)
Forfeited, weighted average grant date fair value (in dollars per share) | $ / shares	$ 54.33
Non-vested, shares (in shares) | shares	423,621
Non-vested outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 38.9