XML 68 R54.htm IDEA: XBRL DOCUMENT v3.10.0.1
Details Of Certain Accounts - Other Non-Current Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Investee losses in excess of investment (Note 5) $ 6,035 $ 7,567
Deferred gain on sale of property (Note 4) 5,052 5,838
Deferred revenue (Note 10) 15,767 8,744
Derivative liability (Note 18) 884 8,150
Other 11,800 10,391
Total other non-current liabilities $ 39,538 $ 40,690