Subsequent Events (Narrative) (Details) - $ / shares	9 Months Ended
Jun. 30, 2019	Jul. 31, 2019
Subsequent Event [Line Items]
Dividend, declared date	Jul. 31, 2019
Dividend, payable date	Sep. 03, 2019
Dividend, record date	Aug. 20, 2019
Subsequent Event [Member]
Subsequent Event [Line Items]
Dividend per share		$ 0.1625

Date the declared dividend will be paid, in CCYY-MM-DD format.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

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- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

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- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

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