Per Share Data (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Schedule of antidilutive securities excluded from computation of earnings per share

The Company incurred losses for the three and six months ended June 30, 2017 and 2016 and as a result, the equity instruments listed below are excluded from the calculation of diluted earnings (loss) per share as the effect of the exercise, conversion or vesting of such instruments is anti-dilutive. The weighted average number of equity instruments excluded consists of:

	Three months ended June 30,				Six months ended June 30,
	2017	2016			2017	2016
Stock Options	1,541,472	1,764,374			1,625,254	1,825,181
Stock-Settled Stock Appreciation Rights	360,031	360,031			360,031	360,173
Restricted Stock Units	1,332,817	587,115	(1	)	1,320,211	611,895
Warrants	2,690,950	—			2,690,950	—