Subsequent Events (Details) - CARES Act, Purchase Protection Plan $ in Thousands		1 Months Ended
Apr. 30, 2020 USD ($) loan	Apr. 30, 2020 USD ($) loan	Mar. 31, 2020 USD ($)
Subsequent Event [Line Items]
Value of loans deferred, not classified as TDRs			$ 512,000
Subsequent Event
Subsequent Event [Line Items]
Number of loans processed \| loan		3,700
Value of loans processed	$ 530,000	$ 530,000
Average loan size	$ 143	143
Number of loans restructured \| loan	2,500
Value of loans deferred, not classified as TDRs	$ 1,000,000	$ 1,000,000

Amount, before allowance for credit loss and fee, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Name:	us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant