CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income	Retained Earnings	Treasury Stock
Balance (in shares) at Dec. 31, 2022		10,928
Balance at Dec. 31, 2022	$ 155,044	$ 11	$ 21,555	$ 24	$ 139,852	$ (6,398)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	39,968				39,968
Share-based compensation (in shares)		69
Share-based compensation	606		606
Options exercised by directors (in shares)		4
Options exercised by directors	105		105
Net shares repurchased for employee taxes (in shares)		(30)
Net shares repurchased for employee taxes	(3,236)		(3,236)
Treasury stock from stock repurchases	(3,602)					(3,602)
Treasury stock retired from stock repurchases (in shares)		(84)
Treasury stock retired from stock repurchases	0				(10,000)	10,000
Other comprehensive income (loss)	9			9
Cash dividends declared to stockholders	(17,994)				(17,994)
Balance (in shares) at Mar. 31, 2023		10,887
Balance at Mar. 31, 2023	170,900	$ 11	19,030	33	151,826	0
Balance (in shares) at Dec. 31, 2022		10,928
Balance at Dec. 31, 2022	155,044	$ 11	21,555	24	139,852	(6,398)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 93,380
Options exercised by directors (in shares)	4
Other comprehensive income (loss)	$ 116
Balance (in shares) at Sep. 30, 2023		10,892
Balance at Sep. 30, 2023	193,035	$ 11	24,107	141	168,776	0
Balance (in shares) at Mar. 31, 2023		10,887
Balance at Mar. 31, 2023	170,900	$ 11	19,030	33	151,826	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	30,280				30,280
Share-based compensation (in shares)		2
Share-based compensation	2,514		2,514
Net shares repurchased for employee taxes	(2)		(2)
Other comprehensive income (loss)	90			90
Cash dividends declared to stockholders	(18,221)				(18,221)
Balance (in shares) at Jun. 30, 2023		10,889
Balance at Jun. 30, 2023	185,561	$ 11	21,542	123	163,885	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	23,131				23,131
Share-based compensation (in shares)		4
Share-based compensation	2,675		2,675
Net shares repurchased for employee taxes (in shares)		(1)
Net shares repurchased for employee taxes	(110)		(110)
Other comprehensive income (loss)	18			18
Cash dividends declared to stockholders	(18,240)				(18,240)
Balance (in shares) at Sep. 30, 2023		10,892
Balance at Sep. 30, 2023	$ 193,035	$ 11	24,107	141	168,776	0
Balance (in shares) at Dec. 31, 2023	10,896	10,896
Balance at Dec. 31, 2023	$ 201,481	$ 11	26,573	248	174,649	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	8,316				8,316
Share-based compensation (in shares)		59
Share-based compensation	2,171		2,171
Options exercised by directors (in shares)		1
Options exercised by directors	36		36
Net shares repurchased for employee taxes (in shares)		(19)
Net shares repurchased for employee taxes	(817)		(817)
Other comprehensive income (loss)	(226)			(226)
Balance (in shares) at Mar. 31, 2024		10,937
Balance at Mar. 31, 2024	$ 210,961	$ 11	27,963	22	182,965	0
Balance (in shares) at Dec. 31, 2023	10,896	10,896
Balance at Dec. 31, 2023	$ 201,481	$ 11	26,573	248	174,649	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ 1,290
Options exercised by directors (in shares)	1
Other comprehensive income (loss)	$ 101
Balance (in shares) at Sep. 30, 2024	10,937	10,937
Balance at Sep. 30, 2024	$ 207,342	$ 11	31,005	349	175,977	0
Balance (in shares) at Mar. 31, 2024		10,937
Balance at Mar. 31, 2024	210,961	$ 11	27,963	22	182,965	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(8,154)				(8,154)
Share-based compensation	2,454		2,454
Net shares repurchased for employee taxes	(16)		(16)
Other comprehensive income (loss)	4			4
Forfeiture of dividends on unvested awards	34				34
Balance (in shares) at Jun. 30, 2024		10,937
Balance at Jun. 30, 2024	205,283	$ 11	30,401	26	174,845	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,129				1,129
Share-based compensation	606		606
Net shares repurchased for employee taxes	(2)		(2)
Other comprehensive income (loss)	323			323
Forfeiture of dividends on unvested awards	$ 3				3
Balance (in shares) at Sep. 30, 2024	10,937	10,937
Balance at Sep. 30, 2024	$ 207,342	$ 11	$ 31,005	$ 349	$ 175,977	$ 0