Equity (Details)	6 Months Ended
	Jun. 30, 2015 item shares	Dec. 31, 2014 shares
Equity
Authorized common stock (in shares)	400,000,000	400,000,000
Number of vote entitled by holders of common stock for each share of common stock | item	1
Common stock outstanding (in shares)	27,562,500	27,562,500
Common stock subject to possible redemption (in shares)	20,698,904	20,826,942
Authorized preferred stock (in shares)	1,000,000	1,000,000
Preferred stock issued (in shares)	0	0
Preferred stock outstanding (in shares)	0	0