XML 68 R47.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 18 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Notes Tables  
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
   
Year Ended December 31,
 
                   
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
U.S.
  $
13,680
    $
(7,109
)   $
(236
)
Non-U.S. (foreign)
   
157,050
     
148,197
     
113,835
 
Total income from continuing operations, before income taxes and equity in losses of investees   $
170,730
    $
141,088
    $
113,599
 
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
   
Year Ended December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
       
Current:
                       
Federal
  $
43,935
    $
    $
51
 
State
   
43
     
(276
)
   
252
 
Foreign
   
11,186
     
13,554
     
18,808
 
Total current income tax expense
  $
55,164
    $
13,278
    $
19,111
 
                         
Deferred:
                       
Federal
   
(55,718
)
   
57
     
168
 
State
   
(3,284
)
   
     
 
Foreign
   
25,502
     
23,724
     
(35,336
)
Total deferred tax provision (benefit)
   
(33,500
)
   
23,781
     
(35,168
)
Total provision (benefit) for income taxes
  $
21,664
    $
37,059
    $
(16,057
)
Components Of Deferred Income Tax Expense (Benefit) [Table Text Block]
   
Year Ended December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
                         
Other deferred tax expense (exclusive of the effect of other components listed below)
  $
4,337
    $
(1,822
)
  $
2,034
 
Usage (benefit) of operating loss carryforwards - U.S.
   
72,293
     
(28,065
)
   
(5,576
)
Change in valuation allowance
   
(38,548
)
   
23,336
     
(40,999
)
Change in foreign valuation allowance
   
     
     
(49,701
)
Change in foreign income tax
   
25,502
     
23,724
     
14,365
 
Change in lease transaction
   
     
     
4,574
 
Change in tax monetization transaction
   
(3,091
)
   
51,040
     
16,004
 
Change in depreciation
   
(29,265
)
   
(42,411
)
   
(205
)
Change in foreign tax credits
   
(86,206
)
   
     
 
Change in withholding tax
   
14,400
     
     
 
Change in state and investment tax credits
   
(144
)
   
     
 
Change in intangible drilling costs
   
19,008
 
   
4,511
     
4,932
 
Change in production tax credits and alternative minimum tax credit
   
(2,086
)
   
(11,643
)
   
610
 
Basis difference in partnership interests
   
(9,700
)
   
5,111
     
18,794
 
    $
(33,500
)
  $
23,781
    $
(35,168
)
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   
Year Ended December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
U.S. federal statutory tax rate
   
35.0
%
   
35.0
%
   
35.0
%
Impact of federal tax reform
   
(12.4
)
   
-
     
-
 
Transition tax inclusion
   
42.1
     
-
     
-
 
Foreign tax credits
   
(50.5
)
   
-
     
-
 
Tax basis adjustment
   
-
     
(4.9
)
   
34.9
 
Withholding tax
   
34.1
     
-
     
-
 
Valuation allowance - U.S.
   
(22.6
)
   
16.5
     
(36.1
)
Valuation allowance – foreign
   
-
     
-
     
(43.8
)
State income tax, net of federal benefit
   
1.1
     
(0.6
)
   
0.6
 
Effect of foreign income tax, net
   
(10.7
)
   
(10.3
)
   
(5.9
)
Production tax credits
   
(1.2
)
   
(8.3
)
   
(0.1
)
Subpart F income
   
1.7
     
0.3
     
1.3
 
Other, net
   
(3.9
)
   
(1.4
)
   
-
 
Effective tax rate
   
12.7
%
   
26.3
%
   
(14.1%
)
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   
December 31,
 
   
2017 (As restated)
   
2016
 
   
(Dollars in thousands)
 
                 
Deferred tax assets (liabilities):
               
Net foreign deferred taxes, primarily depreciation
  $
(61,961
)
  $
(36,413
)
Depreciation
   
(65,315
)
   
(10,253
)
Intangible drilling costs
   
13,003
     
24,856
 
Net capital loss carryforward - U.S.
   
55,084
     
127,633
 
Tax monetization transaction
   
(13,134
)
   
(96,293
)
State and Investment tax credits
   
813
     
1,341
 
Production tax credits
   
85,193
     
82,435
 
Foreign tax credits
   
86,206
     
-
 
Withholding tax
   
(14,400
)
   
-
 
Stock options amortization
   
1,166
     
1,476
 
Basis difference in partnership interest
   
(16,817
)
   
(18,200
)
Accrued liabilities and other
   
3,109
     
3,241
 
                 
Total deferred tax assets (liabilities)    
72,947
     
79,823
 
Less - valuation allowance
   
(77,571
)
   
(116,234
)
                 
Total
  $
(4,624
)
  $
(36,411
)
Summary of Valuation Allowance [Table Text Block]
   
December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
                         
Balance at beginning of the year
  $
116,234
    $
92,898
    $
183,598
 
Additions to valuation allowance
   
46,560
     
23,336
     
-
 
Release of valuation allowance
   
(85,223
)
   
-
     
(90,700
)
Balance at end of the year
  $
77,571
    $
116,234
    $
92,898
 
Schedule of Deferred Taxes Classified in Balance Sheet [Table Text Block]
   
December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
                         
Non-current deferred tax assets
  $
57,337
    $
    $
 
Non-current deferred tax liabilities
   
(61,961
)
   
(36,411
)
   
(28,989
)
Total Non-current deferred tax assets, net
   
(4,624
)
   
(36,411
)
   
(28,989
)
Uncertain tax benefit offset
(1)
   
(95
)
   
     
 
    $
(4,719
)   $
(36,411
)
  $
(28,989
)
Summary of Income Tax Contingencies [Table Text Block]
   
Year Ended December 31,
 
                         
   
2017 (As restated)
   
2016
   
2015
 
   
(Dollars in thousands)
 
Balance at beginning of year
  $
4,609
    $
7,781
    $
4,477
 
Additions based on tax positions taken in prior years
   
5
     
675
     
(1
)
Additions based on tax positions taken in the current year
   
2,580
     
1,532
     
4,619
 
Reduction based on tax positions taken in prior years
   
(837
)
   
(5,379
)
   
(1,314
)
Balance at end of year
  $
6,357
    $
4,609
    $
7,781
 
Summary of Income Tax Examinations [Table Text Block]
Israe
l
2015
2017
Kenya
2012
2017
Guatemala
2013
2017
Honduras
2012
2017
Guadeloupe 
2015
2017
Philippines
2010
2017
New Zealand
2012
2017