CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (unaudited) - 9 months ended Sep. 30, 2015 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Deficit	Accumulated Other Comprehensive Income	Noncontrolling Interest
Beginning Balances at Dec. 31, 2014	$ 46,132	$ 11	$ 389,401	$ (4,572)	$ (338,670)	$ 1,699	$ (1,737)
Beginning Balances (in shares) at Dec. 31, 2014	10,640	10,640
Net loss	$ (20,161)				(20,089)		(72)
Other comprehensive loss	(112)					(106)	(6)
Issuance of common stock in connection with settlement of earn-out	3,510		3,510
Issuance of common stock connection with settlement of earn-out (in shares)		326
Issuance of common stock to acquire share of noncontrolling interest			(1,216)			(444)	1,660
Issuance of common stock to acquire share of noncontrolling interest (in shares)		95
Issuance of common stock in connection with exercise of options and vesting of stock awards	46		46
Issuance of common stock in connection with exercise of options and vesting of stock awards (in shares)		58
Stock-based compensation expense	3,700		3,700
Repurchase of common stock	(1,915)			(1,915)
Repurchase of common stock (in shares)		(372)
Ending Balances at Sep. 30, 2015	$ 31,200	$ 11	$ 395,441	$ (6,487)	$ (358,759)	$ 1,149	$ (155)
Ending Balances (in shares) at Sep. 30, 2015	10,747	10,747