Loans and Allowance for Credit Losses - TDRs Segregated by Class (Details) - loan	3 Months Ended	6 Months Ended
Dec. 31, 2022	Dec. 31, 2022
Loans and Allowance for Credit Losses
Number of modifications	0	0

Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration