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Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions	1 Months Ended	12 Months Ended
	Jan. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Subsequent Event [Line Items]
Shares repurchased during period (in shares)		3.5	0.0	1.6
Share repurchase program, weighted average price (in dollars per share)		$ 23.00		$ 30.48
Repurchase of common stock		$ 80,213		$ 50,016
Repurchase of common stock, cumulative		$ 130,100
Subsequent Event
Subsequent Event [Line Items]
Shares repurchased during period (in shares)	0.6
Share repurchase program, weighted average price (in dollars per share)	$ 23.32
Repurchase of common stock	$ 14,700
Repurchase of common stock, cumulative	$ 144,900

X

- Definition

Stock Repurchased Cumulative Value

+ References

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- Definition

Stock Repurchased During Period, Weighted Average Price Per Share

+ References

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Subparagraph (SX 210.5-02(29))
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- Definition

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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