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Stock Repurchase Program (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended	9 Months Ended
	Feb. 28, 2019	Sep. 30, 2019	Sep. 30, 2019	May 31, 2019
February 2019 Plan
Class of Stock [Line Items]
Shares repurchased and retired during period (in shares)	100,000
Stock repurchased during period, value	$ 1.6
May 2019 Plan
Class of Stock [Line Items]
Stock repurchased during period, value		$ 2.3	$ 7.2
Number of shares authorized for repurchase (in shares)				1,000,000
Shares repurchased during period (in shares)		186,369	436,369

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

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Number of shares that have been repurchased and retired during the period.

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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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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.

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