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

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
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- References

No definition available.

+ Details

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- Definition

Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
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-URI https://asc.fasb.org//1943274/2147482740/230-10-45-15

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

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- Definition

The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions				3 Months Ended						9 Months Ended
	Aug. 01, 2023	May 08, 2023	Feb. 03, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2023	Jun. 30, 2022	Jan. 26, 2018
Equity [Abstract]
Share repurchase authorization												10.0
Treasury shares repurchased (in shares)										1.1
Treasury shares repurchased (in usd)				$ 15.2	$ 15.0	$ 15.0	$ 34.7	$ 50.9	$ 24.5	$ 45.2
Share repurchase authorization, remaining				5.4						5.4
Dividends declared										$ 23.9
Dividends to common shareholders										$ 23.8	$ 24.7
Dividends declared (per share)		$ 0.15	$ 0.15							$ 0.15
Dividends declared (per share)		$ 0.15	$ 0.15							$ 0.15
Subsequent Event
Equity [Abstract]
Dividends declared (per share)	$ 0.15
Dividends declared (per share)	$ 0.15