Noncontrolling Interest - Additional Information (Details) - shares	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Minority Interest [Line Items]
Description of units redeemed for cash or, at option, exchanged for common shares	one-for-one basis
OP Units held by the limited partners	16,900,000		16,900,000
Operating partnership units redeem	6,207	0
Common shares issued	6,207
LTIP Units
Minority Interest [Line Items]
Operating partnership units issued	31,633	29,722