XML 55 R42.htm IDEA: XBRL DOCUMENT v3.19.2
Self Administration Transaction - Narrative (Details)
$ / shares in Units, $ in Thousands, shares in Millions
Dec. 14, 2018
USD ($)
contingency
$ / shares
shares
Jun. 30, 2019
USD ($)
Dec. 31, 2018
USD ($)
Business Acquisition [Line Items]      
Goodwill   $ 229,948 $ 229,948
GRECO      
Business Acquisition [Line Items]      
Ownership interest acquired (percent) 100.00%    
OP units issued (shares) | shares 20.4    
Fair value per unit of OP units issued (in usd per share) | $ / shares $ 10.03    
Number of earn-outs | contingency 2    
Fair value of earn-outs $ 29,380    
Goodwill $ 229,948