Commitments and Contingencies - Medicare Dual-Eligible Litigation (Details) - Judicial Ruling - USD ($) $ in Millions	1 Months Ended	9 Months Ended
Feb. 28, 2021	Sep. 30, 2021
Gain Contingencies [Line Items]
Medicare bad debt reimbursement claim	$ 17.9
Accrued interest	$ 4.7
Medicare bad debt reimbursement		$ 2.3

Cash received for the settlement of litigation during the current period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585

Name:	us-gaap_ProceedsFromLegalSettlements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration