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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2019
Income Tax Disclosure [Abstract] |
Schedule of components of income tax provision (benefit) | Components of income tax provision (benefit) reflected in the consolidated statements of operations consist of the following (in thousands):
| Year Ended December 31,
| 2019 |  | 2018 |  | 2017
Current | $ | 4,374 |  |  | $ | 4,830 |  |  | $ | 4,161 |
Deferred | 3,485 |  |  | (2,430 | ) |  | (54,585 | )
| $ | 7,859 |  |  | $ | 2,400 |  |  | $ | (50,424 | )
Domestic | $ | 3,715 |  |  | $ | (3,161 | ) |  | $ | (53,044 | )
Foreign | 4,144 |  |  | 5,561 |  |  | 2,620 |
| $ | 7,859 |  |  | $ | 2,400 |  |  | $ | (50,424 | )
Schedule of components of income (loss) before income taxes | Components of income (loss) before income taxes are as follows (in thousands):
| Year Ended December 31,
| 2019 |  | 2018 |  | 2017
Domestic | $ | 2,219 |  |  | $ | (28,838 | ) |  | $ | (221 | )
Foreign | 63,337 |  |  | 59,836 |  |  | (20,151 | )
| $ | 65,556 |  |  | $ | 30,998 |  |  | $ | (20,372 | )
Schedule of differences between U.S. statutory rate and effective rate | The primary differences between the U.S. statutory rate and our effective rate are as follows:
| Year Ended December 31,
| 2019 |  | 2018 |  | 2017
Statutory rate | 21.0 | % |  | 21.0 | % |  | 35.0 | %
Foreign provision | (10.0 | ) |  | (15.9 | ) |  | (6.2 | )
Change in U.S. statutory rate (1) | — |  |  | — |  |  | 293.1 |
Mandatory U.S. repatriation (1) | — |  |  | — |  |  | (39.7 | )
Change in tax position (2) | — |  |  | — |  |  | (31.1 | )
Other | 1.0 |  |  | 2.6 |  |  | (3.6 | )
Effective rate | 12.0 | % |  | 7.7 | % |  | 247.5 | %
(1) | As a result of the U.S. tax law changes, we recorded a net deferred tax benefit of $51.6 million during the fourth quarter of 2017 (see above).
(2) As a result of a change in tax position related to our foreign taxes, we recorded a tax charge of $6.3 million in June 2017.
Schedule of deferred income taxes | Deferred income taxes result from the effect of transactions that are recognized in different periods for financial and tax reporting purposes. The nature of these differences and the income tax effect of each are as follows (in thousands):
| December 31,
| 2019 |  | 2018
Deferred tax liabilities: |  |  |
Depreciation | $ | 166,239 |  |  | $ | 149,974 |
Debt discounts on 2022 Notes and 2023 Notes | 4,643 |  |  | 5,902 |
Prepaid and other | — |  |  | 1,309 |
Total deferred tax liabilities | $ | 170,882 |  |  | $ | 157,185 |
Deferred tax assets: |  |  |
Net operating losses | $ | (64,178 | ) |  | $ | (47,916 | )
Reserves, accrued liabilities and other | (13,203 | ) |  | (21,347 | )
Total deferred tax assets | (77,381 | ) |  | (69,263 | )
Valuation allowance | 18,631 |  |  | 17,940 |
Net deferred tax liabilities | $ | 112,132 |  |  | $ | 105,862 |
Reconciliation of beginning and ending amount of unrecognized tax benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits for the years ended December 31, 2019, 2018 and 2017 is as follows (in thousands):
| 2019 |  | 2018 |  | 2017
Balance at January 1, | $ | 306 |  |  | $ | 318 |  |  | $ | 343 |
Additions for tax positions of prior years | — |  |  | — |  |  | — |
Reductions for tax positions of prior years | (306 | ) |  | (12 | ) |  | (25 | )
Balance at December 31, | $ | — |  |  | $ | 306 |  |  | $ | 318 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319 + Details
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