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Stock Incentive Plans - Phantom Share Awards (Details)
6 Months Ended
Jun. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Remaining Weighted Average Vesting Period (in months) 2.8 Years
Restricted Stock
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Remaining Weighted Average Vesting Period (in months) 2.8 Years