Annual report pursuant to Section 13 and 15(d)

Schedule of Total Cash, Cash Equivalents and Restricted Cash (Details)

v3.19.1
Schedule of Total Cash, Cash Equivalents and Restricted Cash (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]        
Cash and cash equivalents $ 409,758 $ 419,159    
Restricted cash 688,006 635,836    
Total cash, cash equivalents and restricted cash $ 1,097,764 $ 1,054,995 $ 815,195 $ 1,000,393