Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plan (Details)

v2.4.0.8
Equity Incentive Plan (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 1,732,111 1,024,459 1,732,111 1,024,459 1,024,454 25,325
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period     1,155,342 1,057,304    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 9.81 $ 11.24    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period     (443,088) (58,170)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value     $ (11.12) $ (10.80)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period     (4,597) 0    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value     $ (9.79) $ 0.00    
Allocated Share-based Compensation Expense $ 2,031 $ 1,494 $ 8,877 $ 2,493    
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures     $ 12,256 $ 474    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value $ 10.36 $ 11.23 $ 10.36 $ 11.23 $ 11.22 $ 9.69
Director [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures     52,180 36,335    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 10.31 $ 11.56    
Key Employees [Member]
           
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures     1,103,162 1,020,969    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value     $ 9.79 $ 11.23    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value $ 9.67   $ 9.67