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Equity - Additional Information (Details) - USD ($) $ in Millions			9 Months Ended
		Oct. 21, 2021	Sep. 30, 2021	Sep. 30, 2020
Dividends Payable [Line Items]
Dividend paid	[1]		$ 186.2	$ 171.3
Shares repurchased under repurchase program (in shares)			3,000,000
Stock repurchase program, remaining authorized repurchase amount			$ 250.0
Subsequent Event
Dividends Payable [Line Items]
Dividend paid		$ 61.0
[1] See Note 15 regarding the quarterly cash dividend.

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