Earnings (Loss) per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Basic:
Net income (loss)	$ 88,469	$ 4,358	$ 144,618	$ (3,523)
Less income allocated to participating securities	(3,660)	(39)	(4,663)	0
Net income (loss) attributable to common stock	$ 84,809	$ 4,319	$ 139,955	$ (3,523)
Net income per share, basic (in dollars per share)	$ 4.80	$ 0.24	$ 7.85	$ (0.20)
Weighted-average shares outstanding (in shares)	17,677	17,987	17,840	17,970
Diluted:
Net income (loss)	$ 88,469	$ 4,358	$ 144,618	$ (3,523)
Less income allocated to participating securities	(3,659)	(39)	(4,657)	0
Net income (loss) attributable to common stock	$ 84,810	$ 4,319	$ 139,961	$ (3,523)
Earnings (loss) per share, diluted (in dollars per share)	$ 4.80	$ 0.24	$ 7.84	$ (0.20)
Weighted-average shares outstanding ( in shares)	17,677	17,987	17,840	17,970
Dilutive effect of stock options and restricted stock (in shares)	211	31	168	0
Adjusted weighted-average shares outstanding under treasury stock method (in shares)	17,888	18,018	18,008	17,970
Participating securities excluded under two-class method (in shares)	(205)	(12)	(147)	0
Adjusted weighted-average shares outstanding under two-class method (in shares)	17,683	18,006	17,861	17,970

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent, and if applicable, reduced by earnings allocated (not distributed) to participating securities under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed.

No definition available.