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Performance Awards - Schedule of Performance Activity (Details) - 2014 EIP - Performance Awards
$ in Thousands
9 Months Ended
Sep. 30, 2019
USD ($)
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Grant Amount $ 4,608
Adjustments (75)
Forfeitures (196)
Adjusted Award Value 4,337
November 2016  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Grant Amount 1,434
Adjustments 0
Forfeitures (88)
Adjusted Award Value $ 1,346
Remaining Periods (in Months) to Vesting 1 year
November 2017  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Grant Amount $ 1,584
Adjustments (26)
Forfeitures (53)
Adjusted Award Value $ 1,505
Remaining Periods (in Months) to Vesting 13 years
November 2018  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Grant Amount $ 1,590
Adjustments (49)
Forfeitures (55)
Adjusted Award Value $ 1,486
Remaining Periods (in Months) to Vesting 25 years