Subsequent Events (Details) - Office [Member] - ft²	6 Months Ended
	Jun. 30, 2016	Aug. 31, 2016	Dec. 31, 2015
Subsequent Event [Line Items]
Square feet of leased space	52,000		3,152
Sublease expiration date	Dec. 31, 2018
Subsequent Event [Member]
Subsequent Event [Line Items]
Square feet of leased space		27,000