Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Summary of nonvested restricted stock award activity) (Details)

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Stockholders' Equity (Summary of nonvested restricted stock award activity) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Shares  
Nonvested, Beginning 1,209
Granted 1,119
Vested (83)
Forfeited (3)
Nonvested, Ending 2,242
Weighted Average Grant Date Fair Value  
Nonvested, Beginning (USD per share) $ 8.60
Granted (USD per share) $ 9.81
Vested (USD per share) $ 10.58
Forfeited (USD per share) $ 9.44