Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Incremental Common Shares Attributable To Dilutive Effect Of Escrow Shares	763	0
Weighted Average Number of Shares Outstanding, Diluted	48,676	35,758
Earnings Per Share, Diluted	$ 0.05	$ (0.14)
Net income (loss)	$ 2,284	$ (5,031)
Weighted Average Number of Shares Issued, Basic	47,137	37,473
Weighted-average unvested restricted shares	1,700	1,715
Weighted-average escrow shares	774	0
Weighted Average Number of Shares Outstanding, Basic	44,663	35,758
Earnings Per Share, Basic	$ 0.05	$ (0.14)
Employee Stock Option [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	1,722	0
Unvested restricted stock awards
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	613	0
Restricted Stock Units (RSUs)
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	897	0
Employee Stock
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	18	0