Consolidated Statements of Income and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025		Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net revenue	$ 1,913,849		$ 2,012,919	$ 1,994,640
Operating expenses:
Practice salaries and benefits	1,340,874		1,440,827	1,448,275
Practice supplies and other operating expenses	79,272		117,748	124,800
General and administrative expenses	240,791		238,437	227,542
Depreciation and amortization	21,827		32,226	36,171
Transformational and restructuring related expenses	22,272		64,260	2,219
Goodwill impairment			150,644	148,312
Long-lived asset impairments			27,791	0
Loss on disposal of businesses	0		9,699	0
Total operating expenses	1,705,036		2,081,632	1,987,319
Income (loss) from operations	208,813		(68,713)	7,321
Investment and other income	19,045		5,771	4,338
Net gain on investments in divested businesses	20,906		0	0
Interest expense	(35,965)		(40,743)	(42,075)
Impairment of strategic investment			0	(20,000)
Equity in earnings of unconsolidated affiliate	3,633		2,344	2,057
Total non-operating income (expenses)	7,619		(32,628)	(55,680)
Income (loss) before income taxes	216,432		(101,341)	(48,359)
Income tax (provision) benefit	(51,044)	[1]	2,272	(12,049)
Net income (loss)	165,388		(99,069)	(60,408)
Unrealized holding gain on investments, net of tax of $526, $374 and $527	1,681		1,143	1,521
Total comprehensive income (loss)	$ 167,069		$ (97,926)	$ (58,887)
Net income (loss):
Basic	$ 1.97		$ (1.19)	$ (0.73)
Diluted	$ 1.94		$ (1.19)	$ (0.73)
Weighted average common shares:
Basic	84,080		83,330	82,201
Diluted	85,268		83,330	82,201

[1] This table has been presented in conformity with new accounting guidance for income tax disclosures. See Note 2 - Summary of Significant Accounting Policies for more information.