Real Estate Fund Investments - Schedule of Realized and Unrealized Gains from Real Estate Fund Investment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Investment Holdings [Line Items]
Realized and unrealized gains, net		$ 12,136
Predecessor [Member]
Investment Holdings [Line Items]
Realized and unrealized gains, net	$ 33,750		$ 79,917
Unrealized Gain on Real Estate Fund Investments [Member] | Predecessor [Member]
Investment Holdings [Line Items]
Realized and unrealized gains, net	$ 33,750		$ 79,917