Income Taxes	3 Months Ended
Mar. 31, 2018
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The effective tax rate decreased to 23.8% from 37.8% for the first quarters ended March 31, 2018 and March 31, 2017, respectively, primarily as a result of the significant reduction in the federal corporate income tax rate effective January 1, 2018. In its initial analysis of the impacts of the Tax Cuts and Job Act (the “Act” or “tax reform”), the Company made certain estimates that may be adjusted in future periods as required. The Act has significant complexity and implementation guidance from the Internal Revenue Service, clarifications of state tax law and the completion of the Company’s 2017 tax return filings could all impact these estimates. The Company does not believe potential adjustments in future periods would materially impact the Company's financial condition or results of operations. There have been no material changes to the balance of unrecognized tax benefits reported at December 31, 2017.

Income Taxes

3 Months Ended

Mar. 31, 2018

The effective tax rate decreased to 23.8% from 37.8% for the first quarters ended March 31, 2018 and March 31, 2017, respectively, primarily as a result of the significant reduction in the federal corporate income tax rate effective January 1, 2018. In its initial analysis of the impacts of the Tax Cuts and Job Act (the “Act” or “tax reform”), the Company made certain estimates that may be adjusted in future periods as required. The Act has significant complexity and implementation guidance from the Internal Revenue Service, clarifications of state tax law and the completion of the Company’s 2017 tax return filings could all impact these estimates. The Company does not believe potential adjustments in future periods would materially impact the Company's financial condition or results of operations.

There have been no material changes to the balance of unrecognized tax benefits reported at December 31, 2017.