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Basis of Preparation - Narratives (Details) $ / shares in Units, shares in Thousands	3 Months Ended
	Mar. 31, 2020 $ / shares shares	Sep. 30, 2020 USD ($) location	Mar. 11, 2020 USD ($)
Accounting Policies [Abstract]
Number of locations (location) | location		25
Shares authorized for repurchase			$ 75,000,000
Shares repurchased during the period (shares) | shares	760
Weighted average share price of shares repurchased (per share) | $ / shares	$ 25.40
Shares available for repurchase		$ 55,700,000

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Number Of Locations

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Weighted Average Share Price Of Shares Repurchased

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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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.

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