Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of change in the carrying amount of goodwill

The change in the carrying amount of goodwill for the years ended December 31, 2022 and 2021 was as follows (in thousands):

	Gross carrying amount
Balance at December 31, 2020	$	998,810
Goodwill from acquisitions	2,536,566
Net cash receipts relating to prior acquisitions	(657)
Net reductions relating to measurement period adjustments	(22,152)
Balance at December 31, 2021	$	3,512,567
Goodwill from acquisitions	12,341
Net cash payments relating to prior acquisitions	2,009
Net increase relating to measurement period adjustments	18,380
Balance at December 31, 2022	$	3,545,297

Schedule of identifiable intangible assets

Identifiable intangible assets consisted of the following at December 31, 2022 and 2021 (in thousands):

	December 31, 2022
			Weighted-Average Remaining Life (Years)
Tradenames, net of accumulated amortization of $25,498	$	87,302	7.5
Payor contracts, net of accumulated amortization of $20,016	61,984		7.6
Contractual rental agreements, net of accumulated amortization of $43,863	10,337		0.8
Developed technology, net of accumulated amortization of $3,150	3,150		2.5
Identifiable intangible assets, net	$	162,773

	December 31, 2021
			Weighted-Average Remaining Life (Years)
Tradenames, net of accumulated amortization of $12,705	$	99,595	8.4
Payor contracts, net of accumulated amortization of $11,816	70,184		8.6
Contractual rental agreements, net of accumulated amortization of $26,158	28,042		1.8
Developed technology, net of accumulated amortization of $1,890	4,410		3.5
Identifiable intangible assets, net	$	202,231

Schedule of future amortization expense related to identifiable intangible assets

Future amortization expense related to identifiable intangible assets is estimated to be as follows (in thousands):

Twelve months ending December 31,
2023	$	32,613
2024	22,276
2025	21,328
2026	19,263
2027	17,960
Thereafter	49,333
Total	$	162,773