XML 19 R7.htm IDEA: XBRL DOCUMENT v3.10.0.1
Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Statement of Cash Flows [Abstract]    
Proceeds from sale and transfer of investment properties, net $ 254,424 $ 197,843
Income tax refunds $ 138 $ 509