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Stockholders' Equity and Equity Compensation - Summary of Stock Option Activity (Details)
3 Months Ended
Mar. 31, 2016
$ / shares
shares
Shares  
Outstanding, beginning balance (in shares) | shares 288,383
Granted (in shares) | shares 0
Exercised (in shares) | shares (18,193)
Canceled/Expired (in shares) | shares 0
Outstanding, ending balance (in shares) | shares 270,190
Exercisable (in shares) | shares 270,190
Weighted Average Exercise Price (in Dollars per share)  
Outstanding, beginning balance (in Dollars per share) | $ / shares $ 21.78
Granted (in Dollars per share) | $ / shares 0.00
Exercised (in Dollars per share) | $ / shares 16.80
Canceled/Expired (in Dollars per share) | $ / shares 0.00
Outstanding, ending balance (in Dollars per share) | $ / shares 22.06
Exercisable (in Dollars per share) | $ / shares $ 22.06