XML 18 R7.htm IDEA: XBRL DOCUMENT v3.21.2
Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Dec. 31, 2019
Statement Of Cash Flows [Abstract]        
Cash $ 6,086 $ 8,052 $ 8,973 $ 2,263
Restricted cash 99,920 63,824 54,423 54,164
Total cash and restricted cash $ 106,006 $ 71,876 $ 63,396 $ 56,427