Income Taxes	9 Months Ended
Sep. 30, 2019
Income Tax Disclosure [Abstract]
Income taxes	Income Taxes In determining quarterly provisions for income taxes, the Company uses the annual estimated effective tax rate applied to the actual year-to-date loss. The Company’s annual estimated effective tax rate differs from the statutory rate primarily as a result of state taxes, tax amortization of goodwill and changes in the Company’s valuation allowance. The Company recorded income tax expense of $0.1 million for the three months ended September 30, 2019 and an income tax benefit of $0.1 million for the three months ended September 30, 2018. The Company recorded income tax expense of $0.2 million for the nine months ended September 30, 2019 and an income tax benefit $0.2 million for the nine months ended September 30, 2018. There were no material changes to the Company’s unrecognized tax benefits in the nine months ended September 30, 2019, and the Company does not expect to have any significant changes to unrecognized tax benefits through the end of the fiscal year. Due to the presence of NOL carryforwards, all income tax years remain open for examination by the IRS and various state taxing authorities.

Income Taxes

9 Months Ended

Sep. 30, 2019

Income Taxes

In determining quarterly provisions for income taxes, the Company uses the annual estimated effective tax rate applied to the actual year-to-date loss. The Company’s annual estimated effective tax rate differs from the statutory rate primarily as a result of state taxes, tax amortization of goodwill and changes in the Company’s valuation allowance. The Company recorded income tax expense of $0.1 million for the three months ended September 30, 2019 and an income tax benefit of $0.1 million for the three months ended September 30, 2018. The Company recorded income tax expense of $0.2 million for the nine months ended September 30, 2019 and an income tax benefit $0.2 million for the nine months ended September 30, 2018.

There were no material changes to the Company’s unrecognized tax benefits in the nine months ended September 30, 2019, and the Company does not expect to have any significant changes to unrecognized tax benefits through the end of the fiscal year. Due to the presence of NOL carryforwards, all income tax years remain open for examination by the IRS and various state taxing authorities.