Stockholders' Equity (Details 3) $ / shares in Units, $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares $ / item shares	Dec. 31, 2015 USD ($) item $ / shares $ / item shares	Dec. 31, 2014 USD ($)
Warrants
Exercise price of warrants per half share | $ / item	6.00	6.00
Minimum number of warrants exercisable by holder (in shares)		2
Exercise price of warrants (in dollars per share) | $ / shares	$ 12.00	$ 12.00
Issued (in shares)	14,700,000	14,700,000
Number of warrants repurchased	1,300,000
Total cost of warrants repurchase | $	$ 1,800
Outstanding (in shares)	13,300,000	13,300,000
Number of warrants that may be called for redemption (in shares)		8,700,000
Proceeds from exercise of warrant | $		$ 60	$ 1
Common Class A
Warrants
Number of shares entitled to warrant holders (as a percent)	0.5	0.5
Warrants exercisable into number of shares	6,700,000	6,700,000
Trigger price of stock in order to provide for redemption of warrants at option of the Company (in dollars per share) | $ / shares		$ 18.00
Number of trading days through which last sales price of common stock is reported for warrant redemption | item		20
Period of aggregate number of trading days through which last sales price of common stock is reported for warrant redemption		30 days
Shares issued upon exercise of warrants		5,000
Number of warrants exercised		10,000
Proceeds from exercise of warrant | $		$ 100