Financing Receivables - Transfer of Financing Assets (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Loans and Leases Receivable Disclosure [Line Items]
Financing receivable transferred net gain loss	$ (24.0)	$ (11.0)
Commercial financing receivables
Loans and Leases Receivable Disclosure [Line Items]
Financing receivables transferred	2,233.0	1,989.0
Financing receivables transferred and uncollected	$ 780.0	$ 724.0

Amount of decrease in financing receivable from sale and reclassification to held-for-sale. Excludes net investment in lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 11
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (f)
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524

Name:	us-gaap_FinancingReceivableSignificantSales
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration