XML 147 R132.htm IDEA: XBRL DOCUMENT v3.8.0.1
OTHER REQUIRED DISCLOSURES (Statement of comprehensive income) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Disclosure of analysis of other comprehensive income by item [line items]    
Other comprehensive income, net of tax, change in value of foreign currency basis spreads $ (3,152,645) $ (3,064,838)
(Decrease) / Increase on change in value of currency translation adjustment (104,393) (87,807)
Reclassification of currency translation adjustment to income statement 0 0
Other comprehensive income, net of tax, change in value of foreign currency basis spreads (3,257,038) (3,152,645)
Cash flow hedges    
Disclosure of analysis of other comprehensive income by item [line items]    
Other comprehensive income, before tax, cash flow hedges 75 (566)
Gains (losses) on cash flow hedges, before tax 363 (179)
Reclassification adjustments on cash flow hedges, before tax 372 820
Other comprehensive income, before tax, cash flow hedges 810 75
Accumulated other comprehensive income, tax (22) 170
Gains (losses) on cash flow hedges, tax 3 54
Reclassification adjustments on exchange differences on translation, tax (110) (246)
Accumulated other comprehensive income, tax (129) (22)
Other comprehensive income, net of tax, cash flow hedges 53 (396)
Gains (losses) on cash flow hedges, net of tax 366 (125)
Reclassification adjustments on cash flow hedges, net of tax 262 574
Other comprehensive income, net of tax, cash flow hedges $ 681 $ 53