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Employee Benefit Plans - Share-based Awards Granted (Details)
3 Months Ended
Mar. 31, 2016
$ / shares
shares
Performance Share Units [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Vesting Period 3 years
Maximum [Member] | Performance Share Units [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Award percentage 200.00%
Minimum [Member] | Performance Share Units [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Award percentage 0.00%
January 4, 2016 - 33% per year over three years [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Date of Grant Jan. 04, 2016
Shares | shares 1,143,062
Grant Date Fair Value Per Share | $ / shares $ 5.26
Vesting Percentage 33.00%
Vesting Period 3 years
January 4, 2016 - 100% on January 3, 2019 [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Date of Grant Jan. 04, 2016
Shares | shares 1,143,062
Grant Date Fair Value Per Share | $ / shares $ 7.13
Vesting Percentage 100.00%
Vesting Date Jan. 03, 2019
January 4, 2016 - 100% on January 1, 2018 [Member]  
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]  
Date of Grant Jan. 04, 2016
Shares | shares 11,763
Grant Date Fair Value Per Share | $ / shares $ 5.26
Vesting Percentage 100.00%
Vesting Date Jan. 01, 2018