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Consolidated Statements of Stockholders' Equity (Parenthetical)	12 Months Ended
	Sep. 30, 2021 $ / shares
Statement of Stockholders' Equity [Abstract]
Cash dividends on common stock per share (in dollars per share)	$ 0.91
Cash dividends on preferred stock per share (in dollars per share)	$ 33.45

X

- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

+ Details

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X

- Definition

Aggregate dividends paid during the period for each share of preferred stock outstanding.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration