Stock-based Compensation (Tables)

3 Months Ended

Jun. 30, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

On May 18, 2018, the Company granted RSUs under the 2019/2020 LTIP with a grant date fair value of $17.86 that vest as follows (amounts in thousands):



	Shares
May 18, 2019	63
May 18, 2020	137
May 18, 2021	139
Total shares granted	339

The following is the vesting schedule of RSUs under each respective LTIP, which vested during the three-month period ended June 30, 2018 (shares in thousands):



	2018/2019	2017/2018	2016/2017
Time-based award vested	72	198	182
Performance-based award vested	—	—	173

Restricted stock activity, excluding the LTIP activity discussed above, for the three-month period ended June 30, 2018 is as follows (amounts in thousands except fair value):



	Shares		Weighted- average Fair Value on Grant Date
Non-vested restricted stock at March 31, 2018	1,405		$	9.81
Granted	1		17.57
Vested	(285	)	10.47
Forfeited	(6	)	5.51
Non-vested restricted stock at June 30, 2018	1,115		$	9.67

Schedule of the compensation expense (recovery) associated with stock-based compensation

The compensation expense associated with stock-based compensation for the quarters ended June 30, 2018 and 2017 is recorded on the Condensed Consolidated Statements of Operations as follows (amounts in thousands):



	Quarter Ended June 30, 2018						Quarter Ended June 30, 2017
	Stock Options		Restricted Stock		LTIPs		Stock Options		Restricted Stock		LTIPs
Cost of sales	$	—	$	351	$	238	$	—	$	164	$	146
Selling, general and administrative expenses	—		2,881		521		—		357		388
Research and development	—		16		53		—		9		37
Total	$	—	$	3,248	$	812	$	—	$	530	$	571