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Equity - Shares Withheld for Taxes (Details) - Treasury Stock [Member] - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares withheld for taxes	56	495	349
Value of shares withheld for taxes	$ 367	$ 7,420	$ 6,730

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Number of shares that have been repurchased during the period and are being held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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