Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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Amount of stock repurchase plan authorized.

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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) - USD ($)	Oct. 31, 2021	Oct. 22, 2021	Feb. 11, 2021	Dec. 31, 2018
Subsequent Event [Line Items]
Amount authorized for repurchase			$ 200,000,000	$ 200,000,000
Subsequent event
Subsequent Event [Line Items]
Distribution payable (in dollars per share)	$ 0.25
Amount authorized for repurchase	$ 400,000,000
3.875% Senior Notes Due November 2021 \| Subsequent event
Subsequent Event [Line Items]
Senior notes redemption rate (percent)		3.875%