Quarterly report pursuant to Section 13 or 15(d)

Non-Controlling Interest (Details)

v3.10.0.1
Non-Controlling Interest (Details) - USD ($)
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Noncontrolling Interest [Line Items]    
Exchange of operating partnership units to common stock (in shares) 3,703 0
Payment in cash for redemption of operating partnership units   $ 0
Maximum [Member]    
Noncontrolling Interest [Line Items]    
Outstanding OP units held by outside limited partners 1.00%