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Income Tax Matters (Tables)
12 Months Ended
Dec. 31, 2014
Income Tax Disclosure [Abstract]  
Income before income taxes by geographic area
Tax Provision. Income before income taxes by geographic area was as follows:
 
Year Ended December 31,
 
2014
 
2013
 
2012
Domestic
$
102.1

 
$
138.9

 
$
134.5

Foreign
5.0

 
4.3

 
5.1

Income before income taxes
$
107.1

 
$
143.2

 
$
139.6

Tax Provision
The provision for income taxes consisted of:
 
Federal
 
Foreign
 
State
 
Total
2014
 
 
 
 
 
 
 
Current
$
(1.0
)
 
$
1.0

 
$
(0.6
)
 
$
(0.6
)
Deferred
6.4

 
0.3

 
5.1

 
11.8

Expense applied to decrease Additional paid in capital/ Other comprehensive income
(41.6
)
 
(0.5
)
 
(4.4
)
 
(46.5
)
Total (expense) benefit
$
(36.2
)
 
$
0.8

 
$
0.1

 
$
(35.3
)
2013
 
 
 
 
 
 
 
Current
$
1.1

 
$
16.2

 
$
(0.2
)
 
$
17.1

Deferred
(49.7
)
 
(0.5
)
 
(6.7
)
 
(56.9
)
Benefit (expense) applied to increase (decrease) Additional paid in capital/Other comprehensive income
1.3

 
(0.1
)
 
0.2

 
1.4

Total (expense) benefit
$
(47.3
)
 
$
15.6

 
$
(6.7
)
 
$
(38.4
)
2012
 
 
 
 
 
 
 
Current
$

 
$
(2.3
)
 
$
0.2

 
$
(2.1
)
Deferred
(113.0
)
 
(0.2
)
 
(15.3
)
 
(128.5
)
Benefit applied to increase Additional paid in capital/ Other comprehensive income
67.4

 
0.2

 
9.2

 
76.8

Total expense
$
(45.6
)
 
$
(2.3
)
 
$
(5.9
)
 
$
(53.8
)
Reconciliation of income tax provision based on effective income tax rate and statutory tax rate
A reconciliation between the provision for income taxes and the amount computed by applying the federal statutory income tax rate to income before income taxes is as follows:
 
Year Ended December 31,
 
2014
 
2013
 
2012
Amount of federal income tax provision based on the statutory rate
$
(37.5
)
 
$
(50.1
)
 
$
(48.9
)
Decrease in federal valuation allowances

 
0.1

 
0.1

Non-deductible compensation expense
(0.1
)
 
(0.3
)
 
(0.4
)
Non-deductible expense
(0.3
)
 
(0.9
)
 
(0.3
)
State income taxes, net of federal benefit 1

 
(4.4
)
 
(3.8
)
Foreign income tax (expense) benefit
0.3

 

 
(0.5
)
Expiration of statute of limitations
2.3

 
4.6

 

Settlement with taxing authorities

 
4.4

 

Advance pricing agreement

 
2.9

 

Competent Authority settlement

 
5.3

 

Income tax provision
$
(35.3
)
 
$
(38.4
)
 
$
(53.8
)
___________________________
1 
State income taxes were $2.3 in 2014, but were offset by a $1.6 decrease due to lower tax rates in various states and a $0.7 decrease in the valuation allowance relating to certain state net operating losses. State income taxes of $4.4 in 2013 included a $1.2 increase in the valuation allowance relating to certain unused state net operating losses expected to expire.
Deferred tax assets and liabilities
Deferred Income Taxes. Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and amounts used for income tax purposes. The components of the Company’s net deferred income tax assets were as follows:
 
Year Ended December 31,
 
2014
 
2013
Deferred income tax assets:
 
 
 
Loss and credit carryforwards
$
275.4

 
$
321.8

VEBAs (see Note 6)
5.1

 
6.1

Other assets
35.0

 
34.4

Inventories and other
21.5

 
2.5

Valuation allowances
(19.2
)
 
(19.9
)
Total deferred income tax assets
317.8

 
344.9

Deferred income tax liabilities:
 
 
 
Property, plant and equipment
(74.1
)
 
(73.0
)
VEBAs (see Note 6)
(120.6
)
 
(152.4
)
Inventories
(6.7
)
 
(14.9
)
Total deferred income tax liabilities
(201.4
)
 
(240.3
)
Net deferred income tax assets 1
$
116.4

 
$
104.6

__________________________
1 
Of the total net deferred income tax assets of $116.4, $86.4 was included in Prepaid expenses and other current assets, $30.9 was presented as Deferred tax assets, net and $0.9 was presented as Deferred tax liabilities on the Consolidated Balance Sheet as of December 31, 2014. Of the total net deferred income tax assets of $104.6, $36.7 was included in Prepaid expenses and other current assets and $69.1 was presented as Deferred tax assets, net and $1.2 was presented as Deferred tax liabilities on the Consolidated Balance Sheet as of December 31, 2013.
Reconciliation of changes in the gross unrecognized tax benefits
The Company has gross unrecognized benefits relating to uncertain tax positions. A reconciliation of changes in the gross unrecognized tax benefits is as follows:
 
 
Year Ended December 31,
 
 
2014
 
2013
 
2012
Gross unrecognized tax benefits at beginning of period
 
$
3.8

 
$
15.7

 
$
13.7

Gross increases for tax positions of prior years
 

 

 
1.3

Gross decreases for tax positions of prior years
 

 
(7.6
)
 
(0.1
)
Gross increases for tax positions of current years
 

 

 
0.4

Gross decrease for tax positions relating to lapse of a statute of limitation
 
(1.4
)
 
(3.3
)
 

Foreign currency translation
 
(0.2
)
 
(1.0
)
 
0.4

Gross unrecognized tax benefits at end of period
 
$
2.2

 
$
3.8

 
$
15.7