Net Income (Loss) Per Common Share - Narrative (Details) - shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of antidilutive securities excluded from computation of earnings per share (shares)	5,017,500	4,140,000
Out-of-the-money
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of antidilutive securities excluded from computation of earnings per share (shares)	5,017,500	3,260,000
In-the-money
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of antidilutive securities excluded from computation of earnings per share (shares)		880,000