CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY Statement - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Retained Earnings	Noncontrolling Interests
Balance, Stockholders Equity at Dec. 31, 2021	$ 976,323	$ 38	$ 728,118	$ (435,868)	$ 639,063	$ 44,972
Balance (in shares) at Dec. 31, 2021		37,674,868
Issuance of stock - employee stock purchase plan	2,857		2,857
Issuance of stock - employee stock purchase plan (shares)		24,159
Issuance/(cancellation) of non-vested stock	0	$ 0	0
Issuance/(cancellation) of non-vested stock (shares)		141,726
Exercise of stock options	1,078		1,078
Exercise of stock options (in shares)		11,306
Non-cash compensation	15,990		15,990
Surrendered Shares	(7,949)			(7,949)
Shares repurchased	(17,351)			(17,351)
Noncontrolling interest contributions	11,000					11,000
Noncontrolling interest distributions	(1,425)					(1,425)
Sale of noncontrolling interest	2,934		2,871			63
Net income (loss)	86,153				86,892	(739)
Balance, Stockholders Equity at Sep. 30, 2022	1,069,610	$ 38	750,914	(461,168)	725,955	53,871
Balance (in shares) at Sep. 30, 2022		37,852,059
Balance, Stockholders Equity at Jun. 30, 2022	1,038,995	$ 38	743,276	(457,981)	700,313	53,349
Balance (in shares) at Jun. 30, 2022		37,780,242
Issuance of stock - employee stock purchase plan	966		966
Issuance of stock - employee stock purchase plan (shares)		10,814
Issuance/(cancellation) of non-vested stock	0		0
Issuance/(cancellation) of non-vested stock (shares)		57,420
Exercise of stock options	306		306
Exercise of stock options (in shares)		3,583
Non-cash compensation	3,495		3,495
Surrendered Shares	(3,187)			(3,187)
Noncontrolling interest contributions	1,148					1,148
Noncontrolling interest distributions	(450)					(450)
Sale of noncontrolling interest	2,934		2,871			63
Net income (loss)	25,403				25,642	(239)
Balance, Stockholders Equity at Sep. 30, 2022	1,069,610	$ 38	750,914	(461,168)	725,955	53,871
Balance (in shares) at Sep. 30, 2022		37,852,059
Balance, Stockholders Equity at Dec. 31, 2022	1,106,573	$ 38	755,063	(461,200)	757,672	55,000
Balance (in shares) at Dec. 31, 2022		37,891,186
Issuance of stock - employee stock purchase plan	2,602		2,602
Issuance of stock - employee stock purchase plan (shares)		37,408
Issuance/(cancellation) of non-vested stock	0		0
Issuance/(cancellation) of non-vested stock (shares)		135,563
Exercise of stock options	100		100
Exercise of stock options (in shares)		1,696
Non-cash compensation	19,624		19,624
Surrendered Shares	(4,413)			(4,413)
Purchase of noncontrolling interest	(630)		(509)			(121)
Noncontrolling interest contributions	1,232					1,232
Noncontrolling interest distributions	(1,614)					(1,614)
Net income (loss)	(29,956)				(29,069)	(887)
Balance, Stockholders Equity at Sep. 30, 2023	1,093,518	$ 38	776,880	(465,613)	728,603	53,610
Balance (in shares) at Sep. 30, 2023		38,065,853
Balance, Stockholders Equity at Jun. 30, 2023	1,060,757	$ 38	768,789	(464,688)	702,643	53,975
Balance (in shares) at Jun. 30, 2023		38,030,397
Issuance of stock - employee stock purchase plan	848		848
Issuance of stock - employee stock purchase plan (shares)		10,915
Issuance/(cancellation) of non-vested stock	0		0
Issuance/(cancellation) of non-vested stock (shares)		24,117
Exercise of stock options	25		25
Exercise of stock options (in shares)		424
Non-cash compensation	7,243		7,243
Surrendered Shares	(925)			(925)
Purchase of noncontrolling interest	0		(25)			25
Noncontrolling interest contributions	856					856
Noncontrolling interest distributions	(902)					(902)
Net income (loss)	25,616				25,960	(344)
Balance, Stockholders Equity at Sep. 30, 2023	$ 1,093,518	$ 38	$ 776,880	$ (465,613)	$ 728,603	$ 53,610
Balance (in shares) at Sep. 30, 2023		38,065,853