XML 66 R36.htm IDEA: XBRL DOCUMENT v3.6.0.2
Income and Mining Taxes (Tables)
12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit)
The components of the consolidated Income and mining tax (expense) benefit from continuing operations are below:
 
Year ended December 31,
In thousands
2016
 
2015
 
2014
Current:
 

 
 

 
 

United States
$

 
$
49

 
$
904

United States — State mining taxes
(7,826
)
 
(4,305
)
 
(879
)
United States — Foreign withholding tax
(4,263
)
 

 
(6,250
)
Argentina
10

 
715

 
(71
)
Australia
14

 
130

 

Bolivia
6,252

 
(5,154
)
 
(4,008
)
Canada
(1,841
)
 
(516
)
 
(145
)
Mexico
(9,581
)
 
(476
)
 
(10,122
)
Deferred:
 
 
 
 
 
United States
15,556

 
1,778

 
5,743

United States — State mining taxes
748

 
1,952

 

Argentina
115

 
(1,197
)
 
24,478

Australia
(1,638
)
 
3,223

 
(401
)
Bolivia

 

 
22,122

Canada
1,338

 
2,875

 
2,662

Mexico
55,383

 
27,189

 
394,221

New Zealand
(28
)
 

 

Income tax (expense) benefit
$
54,239

 
$
26,263

 
$
428,254

The components of Income (loss) before income taxes are below:
 
Year ended December 31,
In thousands
2016
 
2015
 
2014
United States
$
(13,112
)
 
$
(43,924
)
 
$
(213,883
)
Foreign
14,225

 
(349,522
)
 
(1,401,245
)
Total
$
1,113

 
$
(393,446
)
 
$
(1,615,128
)
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
A reconciliation of the Company’s effective tax rate with the federal statutory tax rate for the periods indicated is below:
 
Year ended December 31,
In thousands
2016
 
2015
 
2014
Income and mining tax (expense) benefit at statutory rate
$
(390
)
 
$
137,706

 
$
565,295

State tax provision from continuing operations
336

 
(2,075
)
 
20,253

Change in valuation allowance
61,146

 
(101,027
)
 
(151,191
)
Percentage depletion
983

 

 

Uncertain tax positions
(4,619
)
 
(1,947
)
 
(4,425
)
U.S. and foreign non-deductible expenses
(5,764
)
 
1,365

 
(4,892
)
Mineral interest related

 
(19,310
)
 

Foreign exchange rates
19,701

 
22,350

 
23,672

Foreign inflation and indexing
2,794

 
1,117

 
3,765

Foreign tax rate differences
413

 
(15,980
)
 
(63,930
)
Foreign withholding and other taxes
(13,478
)
 
8,140

 
82,884

Foreign tax credits and other, net
102


(4,076
)

(43,177
)
Legal entity reorganization
(6,985
)
 

 

Income and mining tax (expense) benefit
$
54,239

 
$
26,263

 
$
428,254

Schedule of Deferred Tax Assets and Liabilities
At December 31, 2016 and 2015, the significant components of the Company’s deferred tax assets and liabilities are below:
 
Year ended December 31,
In thousands
2016
 
2015
Deferred tax liabilities:
 

 
 

Mexican mining tax
$

 
$
15,451

Mineral properties
69,799

 

Foreign subsidiaries — unremitted earnings
1,302

 
12,999

Inventory
4,426

 
2,353

Royalty and other long-term debt
8,685

 
1,648

 
$
84,212

 
$
32,451

Deferred tax assets:
 

 
 

Net operating loss carryforwards
202,756

 
203,958

Mineral properties

 
34,966

Property, plant, and equipment
87,978

 
6,980

Mexico Mining Tax
6,359

 

Capital loss carryforwards
6,770

 
3,938

Asset retirement obligation
25,255

 
21,480

Unrealized foreign currency loss and other
7,413

 
8,424

Accrued expenses
17,713

 
17,905

Tax credit carryforwards
31,272

 
26,439

 
385,516

 
324,090

Valuation allowance
(375,911
)
 
(436,829
)
 
9,605

 
(112,739
)
Net deferred tax liabilities
$
74,607

 
$
145,190

Summary of Valuation Allowance
Based upon this analysis, the Company has recorded valuation allowances as follows:
 
Year ended December 31,
In thousands
2016
 
2015
U.S. 
$
292,446

 
$
292,677

Argentina
6,197

 
8,376

Canada
1,296

 
1,718

Bolivia
37,372

 
45,177

Mexico
13,033

 
63,373

New Zealand
23,717

 
25,508

Other
1,850

 

 
$
375,911

 
$
436,829

Summary of Tax Credit Carryforwards
The Company has the following tax attribute carryforwards at December 31, 2016, by jurisdiction:
In thousands
U.S.
 
Argentina
 
Bolivia
 
Canada
 
Mexico
 
New Zealand
 
Other
 
Total
Regular net operating losses
$
330,469

 
$
11,621

 
$
63,005

 
$
2,301

 
$
91,383

 
$
85,258

 
$
63

 
$
584,100

Alternative minimum tax net operating losses
184,386

 

 

 

 

 

 

 
184,386

Capital losses
19,315

 

 

 
79

 

 

 

 
19,394

Alternative minimum tax credits
3,173

 

 

 

 

 

 

 
3,173

Foreign tax credits
24,161

 

 

 

 

 

 

 
24,161

Summary of Income Tax Contingencies
A reconciliation of the beginning and ending amount related to unrecognized tax benefits is below (in thousands):
Unrecognized tax benefits at January 1, 2014
$
16,084

Gross increase to current period tax positions
1,030

Gross increase to prior period tax positions
810

Reductions in unrecognized tax benefits resulting from a lapse of the applicable statute of limitations

Unrecognized tax benefits at December 31, 2015
$
17,924

Gross increase to current period tax positions
1,336

Gross increase to prior period tax positions
4,854

Reductions in unrecognized tax benefits resulting from a lapse of the applicable statute of limitations
(704
)
Unrecognized tax benefits at December 31, 2016
$
23,410