Basis of Presentation and Significant Accounting Policies - Additional Information (Details)	9 Months Ended
	Sep. 30, 2015 Segment
Property Plant And Equipment [Line Items]
Number of reportable segments	1
Following the Formation Transactions
Property Plant And Equipment [Line Items]
Number of reportable segments	1
Predecessor [Member]
Property Plant And Equipment [Line Items]
Number of reportable segments	3
One Market Plaza [Member]
Property Plant And Equipment [Line Items]
Residual ownership interest	2.00%