STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2017

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

Schedule of share-based compensation, restricted stock quantity and vesting conditions

A summary of the quantity and vesting conditions for stock-based units granted to the Company's employees for the six months ended June 30, 2017 was as follows:

Vesting conditions	Number of Restricted Stock Units Granted
Performance and service conditions (1) (2)	990,000

(1) The performance conditions with respect to restricted stock units may be satisfied as follows: 

(a) For employees from the Americas, Asia Pacific and Europe 80% of the restricted stock units may be earned on the basis of performance as measured by a "regional adjusted EBITDA," and 20% of the restricted stock units may be earned on the basis of performance as measured by a "group adjusted EBITDA"; and

(b) For employees from the Corporate office 100% of the restricted stock units may be earned on the basis of performance as measured by a "group adjusted EBITDA."

(2) To the extent restricted stock units are earned on the basis of performance, such restricted stock units will vest on the basis of service as follows:

(a) 33% of the restricted stock units will vest on the first anniversary of the grant date;

(b) 33% of the restricted stock units will vest on the second anniversary of the grant date; and

(c) 34% of the restricted stock units will vest on the third anniversary of the grant date; provided that, in each case, the employee remains employed by the Company from the grant date through the applicable service vesting date.

Schedule of stock-based compensation expense

For the three and six months ended June 30, 2017 and 2016, the Company’s stock-based compensation expense related to stock options, restricted stock and restricted stock units were as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Stock options	$	—	$	5	$	—	$	10
Restricted stock	—		220		—		460
Restricted stock units	517		529		708		656
Total	$	517	$	754	$	708	$	1,126

Changes in stock options

Changes in the Company’s stock options for the six months ended June 30,2017 and 2016 were as follows: 

	Six Months Ended June 30,
	2017				2016
	Number of Options		Weighted Average Exercise Price per Share		Number of Options		Weighted Average Exercise Price per Share
Options outstanding at January 1,	123,500		$	6.16	206,000		$	8.13
Expired/forfeited	(23,500	)	15.97		(27,500	)	15.86
Options outstanding at June 30,	100,000		$	3.86	178,500		$	6.94
Options exercisable at June 30,	100,000		$	3.86	153,500		$	7.67

Changes in restricted stock

Changes in the Company’s restricted stock for the six months ended June 30,2017 and 2016 were as follows:

	Six Months Ended June 30,
	2017			2016
	Number of Shares of Restricted Stock	Weighted Average Grant Date Fair Value		Number of Shares of Restricted Stock		Weighted Average Grant Date Fair Value
Unvested restricted stock at January 1,	—	$	—	680,000		$	1.60
Granted	—	—		—		—
Vested	—	—		—		—
Forfeited	—	—		(51,800	)	0.79
Unvested restricted stock at June 30,	—	$	—	628,200		$	1.69

Changes in restricted stock units

Changes in the Company’s restricted stock units for the six months ended June 30,2017 and 2016 were as follows:

	Six Months Ended June 30,
	2017				2016
	Number of Restricted Stock Units		Weighted Average Grant-Date Fair Value		Number of Restricted Stock Units		Weighted Average Grant-Date Fair Value
Unvested restricted stock units at January 1,	480,000		$	2.79	—		$	—
Granted	1,323,033		1.07		684,342		2.67
Vested	(381,760	)	1.47		(184,342	)	2.33
Forfeited	(332,340	)	2.79		—		—
Unvested restricted stock units at June 30,	1,088,933		$	1.16	500,000		$	2.79

Schedule of expenses and contributions for the prior years' employer-matching liability for the 401(k) plan