Note 14 - Earnings (Loss) Per Share - Computation of Basic and Diluted Earnings per Share (Details) $ / shares in Units, shares in Thousands, $ in Thousands			3 Months Ended	6 Months Ended		12 Months Ended
		Jun. 20, 2023	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) $ / shares shares	Jun. 20, 2023 USD ($) $ / shares shares	Dec. 31, 2024 USD ($) item $ / shares shares		Dec. 31, 2023 USD ($) $ / shares shares		Dec. 31, 2022 USD ($) $ / shares shares
EARNINGS (LOSS) PER SHARE
Net income | $					$ 31,382	$ 11,192		$ 82,313		$ 116,042
Forfeitable dividends declared on unvested stock-based awards | $						$ 1,578		$ 729
Weighted average shares used to compute basic EPS (in shares)					44,344					44,164
Dilutive effect of non-cash dividend declared but not issued						104
Weighted average shares used to compute diluted EPS (in shares)					44,752					44,702
Basic (in dollars per share) | $ / shares	[1]				$ 0.71	$ 0.11		$ 1.77		$ 2.63
Diluted (in dollars per share) | $ / shares	[1]				$ 0.7	$ 0.11		1.73		$ 2.6
Ratio of participation in earnings for common stock and preferred stock		1
Share in dividends for unvested restricted stock awards with common shares | item						1
Antidilutive shares				0
Restricted Stock Units
EARNINGS (LOSS) PER SHARE
Antidilutive shares					684
Performance Stock Units
EARNINGS (LOSS) PER SHARE
Antidilutive shares					249
Employee Stock Option
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards					381					532
Restricted Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards										6
Performance Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards					27
Antidilutive shares										249
Class A Common Stock
EARNINGS (LOSS) PER SHARE
Net income | $				$ 44,663		$ 4,892
Weighted average shares used to compute basic EPS (in shares)				42,115		42,986
Weighted average shares used to compute diluted EPS (in shares)				43,190		44,612
Basic (in dollars per share) | $ / shares				$ 1.06		$ 0.11	[1]	1.06	[1]		[1]
Diluted (in dollars per share) | $ / shares				$ 1.03		$ 0.11	[1]	$ 1.03	[1]		[1]
Hypothetical conversion						8,000		7,400
Class A Common Stock | Employee Stock Option
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				482		486
Class A Common Stock | Restricted Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				157		224
Antidilutive shares						313
Class A Common Stock | Performance Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				436		916
Antidilutive shares						316
Class B Common Stock
EARNINGS (LOSS) PER SHARE
Net income | $				$ 3,498		$ 4,288
Weighted average shares used to compute basic EPS (in shares)				8,428		8,641
Weighted average shares used to compute diluted EPS (in shares)				8,698		9,034
Basic (in dollars per share) | $ / shares				$ 0.42		$ 0.5	[1]	$ 0.42	[1]
Diluted (in dollars per share) | $ / shares				$ 0.4		$ 0.47	[1]	$ 0.4	[1]
Class B Common Stock | Class A shareholders
EARNINGS (LOSS) PER SHARE
Non-cash dividend			600
Stock dividend declared and distributed | $			$ 6,000
Class B Common Stock | Class B shareholders
EARNINGS (LOSS) PER SHARE
Non-cash dividend			200
Stock dividend declared and distributed | $			$ 2,000
Class B Common Stock | Employee Stock Option
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				111		87
Class B Common Stock | Restricted Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				48		35
Antidilutive shares						4
Class B Common Stock | Performance Stock Units
EARNINGS (LOSS) PER SHARE
Dilutive effect of stock-based awards				111		167
Antidilutive shares						4
Class A Restricted Stock
EARNINGS (LOSS) PER SHARE
Net income | $				$ 1,897		$ 282
Class B Restricted Stock
EARNINGS (LOSS) PER SHARE
Net income | $				$ 144		$ 152

[1] Refer to Notes 9 and 14 for dividends and earnings per common share information