CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Class A Common Stock Common Stock	Class A Common Stock Additional paid-in capital	Class A Common Stock	Class B Common Stock Common Stock	Series C Preferred Stock Preferred Stock	Series C Preferred Stock Additional paid-in capital	Series C Preferred Stock	Common Stock	Preferred Stock	Treasury Stock	Additional paid-in capital	Retained Earnings (Accumulated Deficit).	Accumulated other comprehensive income (loss)	Noncontrolling interests in subsidiaries	Total
Balance at beginning of period at Dec. 31, 2020	$ 8			$ 1					$ 1		$ 558,486	$ (199,196)	$ (4,411)	$ (74,044)	$ 280,845
Shares, Outstanding, Beginning Balance at Dec. 31, 2020	76,458,000			13,219,000					164,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Issuance of stock for acquisitions	$ 2	$ 564,986	$ 564,988			$ 523,856	$ 523,856
Issuance of stock for acquisitions (in shares)	14,092,000				130,000
Issuance of stock options for acquisition											134,683				134,683
Exchange of Class B Common Stock for Class A Common Stock	$ 1			$ (1)							(77,919)			77,919
Exchange of Class B Common Stock for Class A Common Stock (in shares)	13,219,000			(13,219,000)
Equity-based compensation											8,582				8,582
Equity-based compensation (in shares)	172,000
Cashless exercise of options (in shares)	9,000
Sale of stock, net of offering costs	$ 1										265,017				265,018
Sale of stock (in shares)	8,450,000
Conversion of Series B-1 Preferred Stock to Class A Common Stock (in shares)	3,950,000								(40,000)
Conversion of Series C-1 Preferred Stock to Class A Common Stock	$ 1										(1)
Conversion Of Series C-1 Preferred Stock to Class A Common Stock (in shares)	13,047,000								(130,000)
Common Stock issued in connection with employee stock purchase plan											314				314
Common Stock issued in connection with employee stock purchase plan (in shares)	8,000
Net income												(3,966)		324	(3,642)
Equity activity resulting from Tax Receivable Agreement											16,768				16,768
Change in fair value of interest rate swaps, inclusive of reclassification adjustment													1,876		1,876
Other											(810)				(810)
Other (in shares)	(19,000)
Balance at end of period at Mar. 31, 2021	$ 13								$ 1		1,993,962	(203,162)	(2,535)	4,199	1,792,478
Shares, Outstanding, Ending Balance at Mar. 31, 2021	129,386,000								124,000
Balance at beginning of period at Dec. 31, 2020	$ 8			$ 1					$ 1		558,486	(199,196)	(4,411)	(74,044)	280,845
Shares, Outstanding, Beginning Balance at Dec. 31, 2020	76,458,000			13,219,000					164,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Exchange of Class A Common Stock for Series B-1 Preferred Stock (in shares)			3,950,000
Net income															76,416
Balance at end of period at Jun. 30, 2021	$ 13								$ 1		2,015,875	(124,055)	(1,871)	4,080	1,894,043
Shares, Outstanding, Ending Balance at Jun. 30, 2021	130,064,000								124,000
Balance at beginning of period at Dec. 31, 2020	$ 8			$ 1					$ 1		558,486	(199,196)	(4,411)	(74,044)	$ 280,845
Shares, Outstanding, Beginning Balance at Dec. 31, 2020	76,458,000			13,219,000					164,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Issuance of Class A Common Stock in connection with Contingent Consideration Shares (in shares)															1,000,000
Balance at end of period at Dec. 31, 2021								$ 13	$ 1		2,107,267	(43,021)	(2,354)	4,783	$ 2,066,689
Shares, Outstanding, Ending Balance at Dec. 31, 2021								133,844,000	124,000
Balance at beginning of period at Mar. 31, 2021	$ 13								$ 1		1,993,962	(203,162)	(2,535)	4,199	1,792,478
Shares, Outstanding, Beginning Balance at Mar. 31, 2021	129,386,000								124,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Issuance of stock for acquisitions											12,166				12,166
Issuance of stock for acquisitions (in shares)	441,000
Equity-based compensation											7,447				7,447
Equity-based compensation (in shares)	37,000
Exercise of stock options											2,300				2,300
Exercise of stock options (in shares)	200,000
Distributions to noncontrolling interest														(1,070)	(1,070)
Net income												79,107		951	80,058
Change in fair value of interest rate swaps, inclusive of reclassification adjustment													664		664
Balance at end of period at Jun. 30, 2021	$ 13								$ 1		2,015,875	(124,055)	(1,871)	4,080	1,894,043
Shares, Outstanding, Ending Balance at Jun. 30, 2021	130,064,000								124,000
Balance at beginning of period at Dec. 31, 2021								$ 13	$ 1		2,107,267	(43,021)	(2,354)	4,783	2,066,689
Shares, Outstanding, Beginning Balance at Dec. 31, 2021								133,844,000	124,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Equity-based compensation											5,502				5,502
Equity-based compensation (in shares)								187,000
Exercise of stock options											723				723
Exercise of stock options (in shares)								184,000
Payments for tax withholdings from restricted stock vesting and stock option exercises											(1,269)				(1,269)
Common Stock issued in connection with employee stock purchase plan											753				753
Common Stock issued in connection with employee stock purchase plan (in shares)								31,000
Net income												41,750		480	42,230
Change in fair value of interest rate swaps, inclusive of reclassification adjustment													5,998		5,998
Balance at end of period at Mar. 31, 2022								$ 13	$ 1		2,112,976	(1,271)	3,644	5,263	2,120,626
Shares, Outstanding, Ending Balance at Mar. 31, 2022								134,246,000	124,000
Balance at beginning of period at Dec. 31, 2021								$ 13	$ 1		2,107,267	(43,021)	(2,354)	4,783	$ 2,066,689
Shares, Outstanding, Beginning Balance at Dec. 31, 2021								133,844,000	124,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Cashless exercise of options (in shares)															258,352
Exercise of stock options															$ 700
Exercise of stock options (in shares)															374,000
Warrant liability adjustment															$ 495
Net income															57,477
Balance at end of period at Jun. 30, 2022								$ 13	$ 1	$ (3,375)	2,118,578	12,761	5,237	4,478	2,137,693
Shares, Outstanding, Ending Balance at Jun. 30, 2022								134,425,000	124,000	199,000
Balance at beginning of period at Mar. 31, 2022								$ 13	$ 1		2,112,976	(1,271)	3,644	5,263	2,120,626
Shares, Outstanding, Beginning Balance at Mar. 31, 2022								134,246,000	124,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Equity-based compensation											5,720				$ 5,720
Equity-based compensation (in shares)								117,000
Cashless exercise of options (in shares)								43,000							90,632
Payments for tax withholdings from restricted stock vesting and stock option exercises											(613)				$ (613)
Shares purchased under share repurchase program										$ (3,375)					(3,375)
Number of shares purchased under repurchase program										199,418
Distributions to noncontrolling interest														(2,000)	(2,000)
Warrant liability adjustment											495				495
Reclassification of warrant liability to equity for exercised warrants (in shares)								19,000
Net income												14,032		1,215	15,247
Change in fair value of interest rate swaps, inclusive of reclassification adjustment													1,593		1,593
Balance at end of period at Jun. 30, 2022								$ 13	$ 1	$ (3,375)	$ 2,118,578	$ 12,761	$ 5,237	$ 4,478	$ 2,137,693
Shares, Outstanding, Ending Balance at Jun. 30, 2022								134,425,000	124,000	199,000