Condensed Consolidated Statement of Shareholders' Equity (Unaudited) - 6 months ended Jun. 30, 2015 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Beginning balance at Dec. 31, 2014	$ 167,859	$ 174,926	$ (7,030)	$ (37)
Beginning balance, shares at Dec. 31, 2014	27,677	27,677
Net income	$ 4,195		4,195
Comprehensive loss	(41)			(41)
Issuance of common stock	98,014	$ 98,014
Issuance of common stock, shares		3,870
Stock based compensation	2,347	$ 2,347
Stock donated to Company	0	$ 0	0	0
Stock donated to Company, shares		(54)
Common stock issued under stock plans, net of shares withheld for employee taxes	(471)	$ (471)
Common stock issued under stock plans, net of shares withheld for employee taxes, shares		147
Ending balance at Jun. 30, 2015	$ 271,903	$ 274,816	$ (2,835)	$ (78)
Ending balance, shares at Jun. 30, 2015	31,640	31,640