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

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=27012166&loc=d3e187085-122770

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

+ References

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

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

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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.

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SUBSEQUENT EVENTS (Details) - $ / shares		3 Months Ended		9 Months Ended
SUBSEQUENT EVENTS (Details) - $ / shares	Sep. 04, 2019	Jul. 31, 2019	Jul. 31, 2018	Jul. 31, 2019	Jul. 31, 2018
Common Stock [Member]
Subsequent Event [Line Items]
Cash dividends declared (in dollars per share)		$ 0.245	$ 0.24	$ 0.735	$ 0.72
Common Class A [Member]
Subsequent Event [Line Items]
Cash dividends declared (in dollars per share)		$ 0.275	$ 0.27	$ 0.825	$ 0.81
Subsequent Event [Member] \| Dividend Declared [Member] \| Common Stock [Member]
Subsequent Event [Line Items]
Dividend payable, date declared	Sep. 04, 2019
Cash dividends declared (in dollars per share)	$ 0.245
Dividends payable, date to be paid	Oct. 18, 2019
Dividends payable, record date	Oct. 04, 2019
Subsequent Event [Member] \| Dividend Declared [Member] \| Common Class A [Member]
Subsequent Event [Line Items]
Dividend payable, date declared	Sep. 04, 2019
Cash dividends declared (in dollars per share)	$ 0.275
Dividends payable, date to be paid	Oct. 18, 2019
Dividends payable, record date	Oct. 04, 2019