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Other Comprehensive Income
 9 Months Ended
Sep. 30, 2016
Statement of Comprehensive Income [Abstract]  
Other Comprehensive Income
Other Comprehensive Income
The following table presents the tax effect allocated to each component of other comprehensive income for each period presented (in millions of dollars):
 
Before-Tax
 
Income Tax
 
Net-of-Tax
 
Amount
 
(Expense) Benefit3
 
Amount
Quarter Ended September 30, 2016
 
 
 
 
 
Salaried VEBA:
 
 
 
 
 
Reclassification adjustments:
 
 
 
 
 
Amortization of net actuarial loss1
$
0.1

 
$
—

 
$
0.1

Amortization of prior service cost1
1.0

 
(0.4
)
 
0.6

Other comprehensive income relating to Salaried VEBA
1.1

 
(0.4
)
 
0.7

Available for sale securities:
 
 
 
 
 
Unrealized gain on available for sale securities
0.9

 
(0.4
)
 
0.5

Reclassification adjustments:
 
 
 
 
 
Reclassification of unrealized gain upon sale of available for sale securities2
(0.3
)
 
0.1

 
(0.2
)
Other comprehensive income relating to available for sale securities
0.6

 
(0.3
)
 
0.3

Unrealized gain on foreign currency cash flow hedges
0.1

 
—

 
0.1

Other comprehensive income
$
1.8

 
$
(0.7
)
 
$
1.1

 
 
 
 
 
 
Quarter Ended September 30, 2015
 
 
 
 
 
Salaried VEBA:
 
 
 
 
 
Reclassification adjustments:
 
 
 
 
 
Amortization of net actuarial loss1
$
0.3

 
$
(0.1
)
 
$
0.2

Amortization of prior service cost1
0.7

 
(0.2
)
 
0.5

Other comprehensive income relating to Salaried VEBA
1.0

 
(0.3
)
 
0.7

Available for sale securities:
 
 
 
 
 
Unrealized loss on available for sale securities
(0.4
)
 
0.1

 
(0.3
)
Reclassification adjustments:
 
 
 
 
 
Reclassification of unrealized gain upon sale of available for sale securities2
(0.1
)
 
0.1

 
—

Other comprehensive loss relating to available for sale securities
(0.5
)
 
0.2

 
(0.3
)
Foreign currency translation loss
(0.3
)
 
—

 
(0.3
)
Other comprehensive income
$
0.2

 
$
(0.1
)
 
$
0.1

 
 
 
 
 
 
 
Before-Tax
 
Income Tax
 
Net-of-Tax
 
Amount
 
(Expense) Benefit3
 
Amount
Nine Months Ended September 30, 2016
 
 
 
 
 
Salaried VEBA:
 
 
 
 
 
Reclassification adjustments:
 
 
 
 
 
Amortization of net actuarial loss1
$
0.3

 
$
(0.1
)
 
$
0.2

Amortization of prior service cost1
3.0

 
(1.1
)
 
1.9

Other comprehensive income relating to Salaried VEBA
3.3

 
(1.2
)
 
2.1

Available for sale securities:
 
 
 
 
 
Unrealized gain on available for sale securities
1.3

 
(0.5
)
 
0.8

Reclassification adjustments:
 
 
 
 
 
Reclassification of unrealized gain upon sale of available for sale securities2
(0.3
)
 
0.1

 
(0.2
)
Other comprehensive income relating to available for sale securities
1.0

 
(0.4
)
 
0.6

Translation gain on Canadian pension plan accumulated other comprehensive income balance
0.1

 
—

 
0.1

Unrealized gain on foreign currency cash flow hedges
0.2

 
(0.1
)
 
0.1

Other comprehensive income
$
4.6

 
$
(1.7
)
 
$
2.9

 
 
 
 
 
 
Nine Months Ended September 30, 2015
 
 
 
 
 
VEBAs:
 
 
 
 
 
Reclassification adjustments:
 
 
 
 
 
Amortization of net actuarial loss1
$
0.8

 
$
(0.3
)
 
$
0.5

Amortization of prior service cost1
2.2

 
(0.8
)
 
1.4

Removal of obligation relating to Union VEBA
106.6

 
(40.4
)
 
66.2

Other comprehensive income relating to VEBAs
109.6

 
(41.5
)
 
68.1

Available for sale securities:
 
 
 
 
 
Unrealized loss on available for sale securities
(0.7
)
 
0.2

 
(0.5
)
Reclassification adjustments:
 
 
 
 
 
Reclassification of unrealized loss upon sale of available for sale securities2
0.1

 
—

 
0.1

Other comprehensive loss relating to available for sale securities
(0.6
)
 
0.2

 
(0.4
)
Unrealized loss on foreign currency cash flow hedges
(0.2
)
 
0.1

 
(0.1
)
Foreign currency translation loss
(0.2
)
 
—

 
(0.2
)
Other comprehensive income
$
108.6

 
$
(41.2
)
 
$
67.4

________________
1 
Amounts reclassified out of Accumulated other comprehensive loss relating to Salaried VEBA adjustments were included as a component of Net periodic postretirement benefit cost relating to Salaried VEBA.
2 
Amounts reclassified out of Accumulated other comprehensive loss relating to sales of available for sale securities were included as a component of Other expense, net. We use the specific identification method to determine the amount reclassified out of Accumulated other comprehensive loss.
3 
Income tax amounts reclassified out of Accumulated other comprehensive loss were included as a component of Income tax (provision) benefit.