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	985		985
Issuance of stock - employee stock purchase plan (shares)		7,161
Issuance/(cancellation) of non-vested stock	0	$ 0	0
Issuance/(cancellation) of non-vested stock (shares)		80,494
Exercise of stock options	86		86
Exercise of stock options (in shares)		1,182
Non-cash compensation	7,347		7,347
Surrendered Shares	(4,682)			(4,682)
Noncontrolling interest contributions	9,552					9,552
Noncontrolling interest distribution	(672)					(672)
Net income	31,713				31,671	42
Balance, Stockholders Equity at Mar. 31, 2022	1,020,652	$ 38	736,536	(440,550)	670,734	53,894
Balance (in shares) at Mar. 31, 2022		37,763,705
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	816		816
Issuance of stock - employee stock purchase plan (shares)		11,498
Issuance/(cancellation) of non-vested stock	0		0
Issuance/(cancellation) of non-vested stock (shares)		35,670
Non-cash compensation	3,273		3,273
Surrendered Shares	(1,308)			(1,308)
Purchase of noncontrolling interest	(630)		(483)			(147)
Noncontrolling interest distribution	(285)					(285)
Net income	24,909				25,246	(337)
Balance, Stockholders Equity at Mar. 31, 2023	$ 1,133,348	$ 38	$ 758,669	$ (462,508)	$ 782,918	$ 54,231
Balance (in shares) at Mar. 31, 2023		37,938,354