Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Basic EPS:
Net Income (Loss)	$ (4,771)	$ 24,937	$ 94,492	$ 142,541	$ 88,790	$ (64,255)	$ 114,658	$ 167,076
Income, share amounts	22,985,000			22,308,000			22,677,000	18,885,000
Earnings Per Share, Basic	$ (0.21)			$ 6.39			$ 5.06	$ 8.85
Diluted EPS:
Net Income (Loss) Available to Common Stockholders, Diluted	$ (4,771)			$ 142,541			$ 114,658	$ 167,076
Weighted Average Shares Outstanding - Diluted	22,985,000			22,669,000			22,852,000	19,237,000
Earnings Per Share, Diluted	$ (0.21)			$ 6.29			$ 5.02	$ 8.69
Issuance of common stock (shares)	2,810,811
Proceeds from Issuance of Common Stock							$ 97,133	$ 0
Share-based Payment Arrangement, Option [Member]
Dilutive Securities:
Dilutive Securities	0			55,000			17,000	40,000
Diluted EPS:
Antidilutive shares excluded from EPS, shares	200,000			0			100,000	100,000
Restricted Stock Units (RSUs) [Member]
Dilutive Securities:
Dilutive Securities	0			137,000			91,000	171,000
Diluted EPS:
Antidilutive shares excluded from EPS, shares	200,000			100,000			100,000	100,000
Performance Shares [Member]
Dilutive Securities:
Dilutive Securities	0			169,000			67,000	141,000
Diluted EPS:
Antidilutive shares excluded from EPS, shares	100,000			0			0	0