CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Total
Beginning balances at Dec. 31, 2018	$ 220	$ 183,834	$ 189,324	$ (370)	$ (13,791)	$ 359,217
Balance (in shares) at Dec. 31, 2018	22,040,144
Increase (Decrease) in Stockholders' Equity
Net income (loss)			33,140			33,140
Other comprehensive (loss) income					1,937	1,937
Share-based compensation		5,544				5,544
Share-based payments of business development and integration expenses		3,717				3,717
Dividends paid			(15,890)			(15,890)
Issuance of restricted common stock	$ 2	(1,516)				(1,514)
Issuance of restricted common stock (in shares)	78,175
Stock option exercises		319				319
Stock option exercises( Shares)	8,235
Repurchase of common stock				(916)		(916)
Issuance of restricted common stock and common stock from treasury shares		(514)		514
Issuance of performance common stock		(634)				(634)
Issuance of performance common stock (in shares)	9,540
Common stock issued in NRC Merger	$ 93	581,008				581,101
Common stock issued in NRC Merger (in shares)	9,337,949
Replacement warrants, restricted stock and stock options issued in NRC Merger		45,359				45,359
Cancellation of treasury shares		(772)		772
Cancellation of treasury shares (in shares)	(13,359)
Ending balances at Dec. 31, 2019	$ 315	816,345	206,574		(11,854)	1,011,380
Balance (in shares) at Dec. 31, 2019	31,460,684
Increase (Decrease) in Stockholders' Equity
Net income (loss)			(389,359)			(389,359)
Other comprehensive (loss) income					(2,804)	(2,804)
Share-based compensation		6,651				6,651
Share-based payments of business development and integration expenses		1,182				1,182
Dividends paid			(5,667)			(5,667)
Issuance of restricted common stock		(286)				(286)
Issuance of restricted common stock (in shares)	45,111
Stock option exercises		28				28
Stock option exercises( Shares)	3,142
Repurchase of common stock				(18,332)		(18,332)
Issuance of restricted common stock and common stock from treasury shares		(3,143)		2,491		(652)
Issuance of performance common stock		(210)				(210)
Issuance of performance common stock (in shares)	3,387
Ending balances at Dec. 31, 2020	$ 315	820,567	(188,452)	(15,841)	(14,658)	$ 601,931
Balance (in shares) at Dec. 31, 2020	31,512,324					31,512,000
Increase (Decrease) in Stockholders' Equity
Net income (loss)			5,337			$ 5,337
Other comprehensive (loss) income					10,464	10,464
Share-based compensation		7,478				7,478
Share-based payments of business development and integration expenses		411				411
Repurchase of common stock				(465)		(465)
Issuance of restricted common stock and common stock from treasury shares		(6,486)		5,654		(832)
Ending balances at Dec. 31, 2021	$ 315	$ 821,970	$ (183,115)	$ (10,652)	$ (4,194)	$ 624,324
Balance (in shares) at Dec. 31, 2021	31,512,324					31,512,000