XML 95 R64.htm IDEA: XBRL DOCUMENT v3.19.1
Changes in Accounting Standards - Narrative (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of initial application of standards or interpretations [line items]      
Adjustment $ 1,513,349 $ 1,521,051 $ 1,399,004
Retained earnings      
Disclosure of initial application of standards or interpretations [line items]      
Adjustment $ (836,067) (823,868) $ (931,060)
Impact of adopting IFRS 9(1) | Retained earnings      
Disclosure of initial application of standards or interpretations [line items]      
Adjustment   1,602  
Impact of adopting IFRS 9(1) | Accumulated other comprehensive income      
Disclosure of initial application of standards or interpretations [line items]      
Adjustment   $ (1,600)