Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Goodwill allocated
Goodwill, Net as of beginning of the year	$ 363,554
Goodwill, Net as of end of the year	367,914	$ 363,554
2021 Acquisitions
Goodwill allocated
Additions from acquisitions		86,124
Measurement period adjustments related to acquisitions	400
Patient Care
Goodwill allocated
Goodwill, Gross as of beginning of the period	792,222
Accumulated Impairment as of beginning of the period	(428,668)
Goodwill, Net as of beginning of the year	363,554
Additions from acquisitions	3,947
Measurement period adjustments	413
Goodwill, Gross as of end of the period	796,582	792,222
Accumulated Impairment as of end of the period	(428,668)	(428,668)
Goodwill, Net as of end of the year	$ 367,914	$ 363,554