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Changes in Cumulative Other Comprehensive Loss
 6 Months Ended
Jun. 30, 2018
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]  
CHANGES IN CUMULATIVE OTHER COMPREHENSIVE LOSS
CHANGES IN CUMULATIVE OTHER COMPREHENSIVE LOSS
The following tables summarize the changes in Cumulative other comprehensive loss for the six months ended June 30, 2018 and 2017:
 
 
 
 
 
 
 
 
 
 
(Thousands of dollars)
Foreign Currency Translation Adjustments
 
Pension and Other Postretirement Benefit Adjustments
 
Unrealized Net Gains on Available-for-Sale Securities
 
Unrealized Net Gains on Cash Flow Hedges
 
Total Cumulative Other Comprehensive (Loss) Income
Balance at December 31, 2017
$
(353,346
)
 
$
(84,863
)
 
$
2,320

 
$
51,019

 
$
(384,870
)
Amounts recognized in Other comprehensive loss 
(152,296
)
 
 
 
 
 
 
 
(152,296
)
Amounts reclassified from Other comprehensive loss (1)


 
(65
)
 
(2,320
)
 
(2,898
)
 
(5,283
)
Net change
(152,296
)
 
(65
)
 
(2,320
)
 
(2,898
)
 
(157,579
)
Balance at June 30, 2018
$
(505,642
)
 
$
(84,928
)
 
$
—

 
$
48,121

 
$
(542,449
)


(1) Net of taxes of $505 for pension and other postretirement benefit adjustments, $760 for realized gains on the sale of available-for-sale securities and $1,195 for realized gains on cash flow hedges.

 
 
 
 
 
 
 
 
 
 
(Thousands of dollars)
Foreign Currency Translation Adjustments
 
Pension and Other Postretirement Benefit Adjustments
 
Unrealized Net Gains on Available-for-Sale Securities
 
Unrealized Net Gains (Losses) on Cash Flow Hedges
 
Total Cumulative Other Comprehensive (Loss) Income
Balance at December 31, 2016
$
(501,277
)
 
$
(125,096
)
 
$
1,015

 
$
85,007

 
$
(540,351
)
Amounts recognized in Other comprehensive loss (1)
51,250

 
 
 
870

 
(30,754
)
 
21,366

Amounts reclassified from Other comprehensive loss (2)
 
 
385

 
8

 
(644
)
 
(251
)
Net change
51,250

 
385

 
878

 
(31,398
)
 
21,115

Balance at June 30, 2017
$
(450,027
)
 
$
(124,711
)
 
$
1,893

 
$
53,609

 
$
(519,236
)


(1) Net of taxes of $(537) for unrealized net gains on available-for-sale securities and $18,895 for unrealized net losses on cash flow hedges.
(2) Net of taxes of $(195) for pension and other postretirement benefit adjustments, $(5) for realized losses on the sale of available-for-sale securities and $396 for realized gains on cash flow hedges.