Income Taxes |
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Dec. 31, 2017 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Income Tax Disclosure [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Income Taxes |
Income Taxes
Income tax (expense) benefit consists of the following (amounts in thousands):
Income tax benefit for the year ending December 31, 2017 was recognized primarily as a result of the enactment of the Tax Cuts & Jobs Act (“Tax Reform”) in December 2017. The primary provisions of Tax Reform affecting us are the reduction to the U.S. corporate income tax rate from 35% to 21% and temporary 100% bonus depreciation for certain assets. The change in the tax law required us to remeasure existing net deferred tax liabilities using the lower rate in the year of enactment resulting in an income tax benefit of $41.6 million to reflect these changes in the year ending December 31, 2017. There were no specific impacts of Tax Reform that could not be reasonably estimated which we accounted for under prior law.
Total income tax (expense) benefit differed from the “expected” income tax (expense) benefit determined by applying the statutory federal income tax rate of 35% as follows (amounts in thousands):
The tax effects of temporary differences that give rise to significant portions of deferred tax assets and liabilities at December 31, 2017 and 2016 are summarized below (amounts in thousands):
At December 31, 2017, we have tax net operating loss carryforwards of $371.2 million that will begin expiring in 2020 if not utilized. Our utilization of remaining acquired net operating loss carryforwards is subject to annual limitations pursuant to Internal Revenue Code section 382 which could reduce or defer the utilization of these losses.
Our tax net operating loss carryforwards are summarized below by year of expiration (amounts in thousands):
Tax benefits associated with recorded deferred tax assets are considered to be more likely than not realizable through taxable income earned in carryback years, future reversals of existing taxable temporary differences, and future taxable income exclusive of reversing temporary differences and carryforwards. The amount of deferred tax assets considered realizable, however, could be reduced if estimates of future taxable income during the carryforward period are reduced.
We file federal income tax returns in the U.S. and in various state jurisdictions. We are not subject to U.S. or state tax examinations by tax authorities for years 2013 and earlier except that certain U.S. federal income tax returns for years after 2001 are not closed by relevant statutes of limitations due to unused net operating losses reported on those income tax returns.
We recognize accrued interest on unrecognized tax benefits in interest expense and penalties in selling, general and administrative expenses. We did not have any unrecognized tax benefits as of December 31, 2017, 2016 and 2015, and accordingly, we did not recognize any interest expense. Additionally, we recorded no penalties during the years ended December 31, 2017, 2016 and 2015.
We adopted ASU 2016-09 as of January 1, 2017 on a modified retrospective basis. As a result of this adoption, we have recorded a $7.1 million adjustment to Retained Earnings (Deficit) as of January 1, 2017. We recorded an excess tax benefit generated from stock based compensation during the year ended December 31, 2017 of $3.4 million. We did not record any excess tax benefit generated from stock based compensation during the years ended December 31, 2016 and 2015, since we were in a net operating loss carryforward position and the income tax deduction would not yet reduce income taxes payable.
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