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Equity and Noncontrolling Interests (Details) - $ / shares	1 Months Ended													12 Months Ended
	Nov. 30, 2018	Oct. 31, 2018	Aug. 31, 2018	Jun. 30, 2018	May 31, 2018	Mar. 31, 2018	Feb. 28, 2018	Nov. 30, 2017	Sep. 30, 2017	Aug. 31, 2017	Jul. 31, 2017	Apr. 30, 2017	Mar. 31, 2017	Sep. 30, 2019	Sep. 30, 2018
Equity [Abstract]
Cash dividends declared per share (in dollars per share)		$ 0.275		$ 0.275		$ 0.275		$ 0.275	$ 0.275		$ 0.275		$ 0.275	$ 0.275	$ 0.825
Cash dividends paid (in dollars per share)	$ 0.275		$ 0.275		$ 0.275		$ 0.275	$ 0.275		$ 0.275		$ 0.275

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

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- Definition

Aggregate dividends declared 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

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- References

No definition available.

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