Nature of Operations and Summary of Significant Accounting Policies - Deconsolidation (Details) $ in Millions	Feb. 01, 2021 USD ($)
Nature of Operations and Summary of Significant Accounting Policies
Net assets deconsolidated	$ 10.0
Loans receivable deconsolidated	66.6
Borrowings deconsolidated	52.7
Fair value of continuing investments after deconsolidation	10.0
Gain or loss on deconsolidation	$ 0.0

Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684

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