Quarterly report pursuant to Section 13 or 15(d)

Equity - Additional Information (Detail)

v3.5.0.2
Equity - Additional Information (Detail) - USD ($)
 6 Months Ended 11 Months Ended
Jun. 30, 2016
Jun. 30, 2016
Dec. 31, 2015
Aug. 07, 2015
Dec. 31, 2014
Apr. 02, 2014
Subsidiary, Sale of Stock [Line Items]            
Common stock, par value (in dollars per share) $ 0.001 $ 0.001 $ 0.001      
Common stock, shares authorized (in shares) 20,000,000 20,000,000 20,000,000      
Common stock, shares issued (in shares) 9,992,941 9,992,941 9,992,941      
Common stock, shares outstanding (in shares) 9,992,941 9,992,941 9,992,941      
Company's ownership percent 93.10% 93.10% 100.00%      
OP units held by non-controlling limited partners 745,879          
At-the-Market Program [Member]            
Subsidiary, Sale of Stock [Line Items]            
Sale of common stock sold under sale agreement 0 32,627        
Average sales price of common stock sold (in dollars per share) $ 9.19 $ 9.19        
Gross proceeds from issuance of common stock   $ 300,000        
Net proceeds from issuance of common stock   $ 295,000        
Maximum [Member]            
Subsidiary, Sale of Stock [Line Items]            
Securities allowed for issuance           $ 300,000,000.0
Maximum [Member] | At-the-Market Program [Member]            
Subsidiary, Sale of Stock [Line Items]            
Common stock, value authorized       $ 30,000,000.0    
Common Stock [Member]            
Subsidiary, Sale of Stock [Line Items]            
Common stock, shares outstanding (in shares) 9,992,941 9,992,941 9,992,941   7,753,717  
Value of common stock issuable per registration statement $ 23,300,000          
Common Stock [Member] | Universal Registration Statement [Member]            
Subsidiary, Sale of Stock [Line Items]            
Common stock, shares issued (in shares) 2,156,080 2,156,080