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Share-Based Payments (Tables)

12 Months Ended

Sep. 30, 2018

Share-Based Payments

Schedule of stock option activity

		Number of		Weighted
		Options		Average
		(in millions)		Exercise Price
Balance, September 30, 2015		1.3			28.26
Granted		—			—
Exercised		(0.4)			23.96
Cancelled		—			—
Balance, September 30, 2016		0.9			30.36
Granted		—			—
Exercised		(0.2)			26.42
Cancelled		—			—
Balance, September 30, 2017		0.7			31.11
Granted		—			—
Exercised		(0.1)			27.79
Cancelled		—			—
Balance, September 30, 2018		0.6			31.62
Exercisable as of September 30, 2016		0.3			26.99
Exercisable as of September 30, 2017		0.1			27.79
Exercisable as of September 30, 2018		—			N/A

Summary of information concerning outstanding and exercisable options

Options Outstanding

Options Exercisable

Number

Number

Outstanding

Weighted

Exercisable

Weighted

as of

Average

Weighted

Aggregate

as of

Average

Weighted

September 30,

Remaining

Average

Intrinsic

September 30,

Remaining

Average

2018

Contractual

Exercise

Value

2018

Contractual

Exercise

(in millions)

Life

Price

(in millions)

(in millions)

Life

Price

Exercise Price

$31.62

0.6

5.43

$

31.62

$

0.7

—

—

X

- References

No definition available.

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- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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