v3.19.3.a.u2
Supplemental Cash Flow Disclosures - Additional Information (Detail) - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Jan. 01, 2019
Supplemental Cash Flow Elements [Line Items]          
Cash paid for interest $ 76,379 $ 44,697 $ 32,429    
State income, franchise and foreign taxes paid 2,131 $ 947 $ 655    
Issuance of OP units, number of units   194 161    
OP units issued in exchange of property contributed in UPREIT transactions 0 $ 15,797 $ 12,913    
Cancellation shares of common stock, shares   9      
Common stock cancelled, values   $ 748      
Settlement of outstanding receivable with common stock   748      
Dividend declared and accrued but not yet paid 12,162 10,111 8,449    
Lease liabilities 1,209        
Payments for tenant improvements $ 2,517 0 $ 2,777 $ 1,730  
Notes receivables settled   $ 6,527      
ASC 842          
Supplemental Cash Flow Elements [Line Items]          
Right-of-use assets         $ 1,687
Lease liabilities         1,261
Rent liability         7
Ground lease intangible asset, net         $ 432
Distribution Reinvestment Plan          
Supplemental Cash Flow Elements [Line Items]          
Issuance of shares of common stock, shares 753 622 499    
Common stock issued $ 63,020 $ 50,826 $ 38,848