Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Unvested Restricted Stock) (Details)

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Stock-Based Compensation (Unvested Restricted Stock) (Details) (Unvested Restricted Stock, USD $)
1 Months Ended 3 Months Ended
Mar. 31, 2014
Feb. 28, 2014
Mar. 31, 2014
Unvested Restricted Stock
     
Number of Shares      
Unvested at beginning of period     634,250
Granted     120,000
Vested (100,000) (49,000) (149,000)
Forfeited     0
Unvested at end of period 605,250   605,250
Weighted Average Grant-Date Fair Value      
Unvested at beginning of period, dollars per share     $ 2.73
Granted, dollars per share     $ 1.84
Vested, dollars per share     $ 3.16
Forfeited, dollars per share     $ 0.00
Unvested at end of period, dollars per share $ 2.45   $ 2.45