Unaudited Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive loss
Beginning balance at Dec. 31, 2021	$ 1,009,386	$ 74	$ 929,070	$ 80,242
Beginning balance (in shares) at Dec. 31, 2021		73,562,717
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	47,559			47,559
Share-based compensation	6,173		6,173
Issuance of common stock - vesting of restricted stock units (in shares)		182,176
Exercise of stock options (in shares)		221
Ending balance at Jun. 30, 2022	1,063,118	$ 74	935,243	127,801
Ending balance (in shares) at Jun. 30, 2022		73,745,114
Beginning balance at Mar. 31, 2022	1,034,747	$ 74	932,212	102,461
Beginning balance (in shares) at Mar. 31, 2022		73,594,027
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	25,340			25,340
Share-based compensation	3,031		3,031
Issuance of common stock - vesting of restricted stock units (in shares)		151,087
Ending balance at Jun. 30, 2022	1,063,118	$ 74	935,243	127,801
Ending balance (in shares) at Jun. 30, 2022		73,745,114
Beginning balance at Dec. 31, 2022	1,126,366	$ 74	942,946	183,503	$ (157)
Beginning balance (in shares) at Dec. 31, 2022		73,847,596
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	50,099			50,099
Share-based compensation	7,974		7,974
Issuance of common stock - vesting of restricted stock units (in shares)		269,755
Exercise of stock options (in shares)		52,765
Exercise of stock appreciation rights (in shares)		1,964
Ending balance at Jun. 30, 2023	1,184,439	$ 74	950,920	233,602	(157)
Ending balance (in shares) at Jun. 30, 2023		74,172,080
Beginning balance at Mar. 31, 2023	1,147,410	$ 74	946,768	200,725	(157)
Beginning balance (in shares) at Mar. 31, 2023		73,924,212
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	32,877			32,877
Share-based compensation	4,152		4,152
Issuance of common stock - vesting of restricted stock units (in shares)		246,403
Exercise of stock appreciation rights (in shares)		1,465
Ending balance at Jun. 30, 2023	$ 1,184,439	$ 74	$ 950,920	$ 233,602	$ (157)
Ending balance (in shares) at Jun. 30, 2023		74,172,080