XML 59 R30.htm IDEA: XBRL DOCUMENT v3.20.1
BASIS OF PRESENTATION - Reconciliation of Cash, Cash Equivalents, and Restricted Cash (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Accounting Policies [Abstract]        
Cash and cash equivalents $ 646,774 $ 400,300    
Restricted cash included in:        
Other current assets 11,343 11,318    
Total cash, cash equivalents and restricted cash in the Statement of Cash Flows $ 658,117 411,618 $ 469,588 $ 430,334
Total cash, cash equivalents and restricted cash in the Statement of Cash Flows   $ 411,618