CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Non-controlling Interest	Class A Common Stock Common stock	Class B Common Stock Common stock
Balance at the beginning of the period (in shares) at Dec. 31, 2020						47,713	27,655
Balance at the beginning of the period at Dec. 31, 2020	$ 550,770	$ 202,077	$ 150,086	$ 330	$ 197,800	$ 477	$ 0
Statement of Stockholders'/Members' Equity
Member distributions	(3,560)				(3,560)
Effect of CW Unit redemptions (in shares)						9,990	(9,990)
Effect of CW Unit redemptions	0	71,911			(72,011)	$ 100
Tax impact of equity transactions	2,436	2,436
Equity award vestings (in shares)						335
Equity award vestings	(3,174)	(1,067)			(2,110)	$ 3
Other comprehensive loss	(275)			(113)	(162)
Stock-based compensation	4,438	3,148			1,290
Cash dividends declared	(9,370)		(9,370)
Net income	29,910		21,952		7,958
Balance at the end of the period (in shares) at Jun. 30, 2021						58,038	17,665
Balance at the end of the period at Jun. 30, 2021	571,175	278,505	162,668	217	129,205	$ 580	$ 0
Balance at the beginning of the period (in shares) at Mar. 31, 2021						54,317	21,383
Balance at the beginning of the period at Mar. 31, 2021	559,050	247,875	157,286	255	153,091	$ 543	$ 0
Statement of Stockholders'/Members' Equity
Member distributions	(1,886)				(1,886)
Effect of CW Unit redemptions (in shares)						3,718	(3,718)
Effect of CW Unit redemptions	0	26,912			(26,949)	$ 37
Tax impact of equity transactions	1,931	1,931
Equity award vestings (in shares)						3
Equity award vestings	(36)	(19)			(17)	$ 0
Other comprehensive loss	(82)			(38)	(44)
Stock-based compensation	2,435	1,806			629
Cash dividends declared	(5,011)		(5,011)
Net income	14,774		10,393		4,381
Balance at the end of the period (in shares) at Jun. 30, 2021						58,038	17,665
Balance at the end of the period at Jun. 30, 2021	571,175	278,505	162,668	217	129,205	$ 580	$ 0
Balance at the beginning of the period (in shares) at Dec. 31, 2021						59,035	16,674
Balance at the beginning of the period at Dec. 31, 2021	595,033	289,600	178,446	8	126,389	$ 590	$ 0
Statement of Stockholders'/Members' Equity
Member distributions	(3,348)				(3,348)
Effect of CW Unit redemptions (in shares)						1,411	(1,411)
Effect of CW Unit redemptions	0	11,145			(11,159)	$ 14
Tax impact of equity transactions	2,964	2,964
Equity award vestings (in shares)						167
Equity award vestings	(4,496)	(3,263)			(1,235)	$ 2
Other comprehensive loss	(931)			(706)	(225)
Stock-based compensation	5,016	3,972			1,044
Cash dividends declared	(13,293)		(13,293)
Net income	62,863		47,760		15,103
Balance at the end of the period (in shares) at Jun. 30, 2022						60,613	15,263
Balance at the end of the period at Jun. 30, 2022	643,808	304,418	212,913	(698)	126,569	$ 606	$ 0
Balance at the beginning of the period (in shares) at Mar. 31, 2022						60,197	15,674
Balance at the beginning of the period at Mar. 31, 2022	615,102	298,893	192,493	335	122,779	$ 602	$ 0
Statement of Stockholders'/Members' Equity
Member distributions	(1,694)				(1,694)
Effect of CW Unit redemptions (in shares)						411	(411)
Effect of CW Unit redemptions	0	3,267			(3,271)	$ 4
Tax impact of equity transactions	433	433
Equity award vestings (in shares)						5
Equity award vestings	(72)	(51)			(21)	$ 0
Other comprehensive loss	(1,367)			(1,033)	(334)
Stock-based compensation	2,350	1,876			474
Cash dividends declared	(6,724)		(6,724)
Net income	35,780		27,144		8,636
Balance at the end of the period (in shares) at Jun. 30, 2022						60,613	15,263
Balance at the end of the period at Jun. 30, 2022	$ 643,808	$ 304,418	$ 212,913	$ (698)	$ 126,569	$ 606	$ 0