Income Taxes	6 Months Ended
Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income Taxes	10. Income Taxes For the three months ended June 30, 2019 and 2018, the Company recorded income tax expense of $3.9 million and income tax benefit of $1.2 million, respectively. For the six months ended June 30, 2019 and 2018, the Company recorded income tax expense of $7.2 million and $2.7 million, respectively. The increase in the Company’s tax expense for the six months ended June 30, 2019 relative to the prior year relates primarily to the discrete tax benefit of $4.8 million recorded during the prior year. The Company will continue to evaluate its valuation allowance requirements on an ongoing basis in light of changing facts and circumstances and may adjust its deferred tax asset valuation allowances accordingly, and it is reasonably possible that the Company will either add to or reverse a portion of its existing deferred tax asset valuation allowances in the future. Such changes in the deferred tax asset valuation allowances will be reflected in the current operations through the Company’s income tax provision and could have a material effect on operating results. The Company’s unrecognized tax benefits, excluding interest and penalties, were $12.9 million and $12.8 million as of June 30, 2019 and December 31, 2018, respectively.

Income Taxes

6 Months Ended

Jun. 30, 2019

10. Income Taxes

For the three months ended June 30, 2019 and 2018, the Company recorded income tax expense of $3.9 million and income tax benefit of $1.2 million, respectively. For the six months ended June 30, 2019 and 2018, the Company recorded income tax expense of $7.2 million and $2.7 million, respectively. The increase in the Company’s tax expense for the six months ended June 30, 2019 relative to the prior year relates primarily to the discrete tax benefit of $4.8 million recorded during the prior year.

The Company will continue to evaluate its valuation allowance requirements on an ongoing basis in light of changing facts and circumstances and may adjust its deferred tax asset valuation allowances accordingly, and it is reasonably possible that the Company will either add to or reverse a portion of its existing deferred tax asset valuation allowances in the future. Such changes in the deferred tax asset valuation allowances will be reflected in the current operations through the Company’s income tax provision and could have a material effect on operating results.

The Company’s unrecognized tax benefits, excluding interest and penalties, were $12.9 million and $12.8 million as of June 30, 2019 and December 31, 2018, respectively.