Income Taxes	6 Months Ended
Jun. 26, 2019
Income Tax Disclosure [Abstract]
Income Taxes	Income Taxes The effective income tax rate was 16.5% for the quarter ended and 18.7% for the two quarters ended June 26, 2019, compared to 18.1% and 17.1% for the prior year periods. During the quarter ended June 26, 2019, we completed an Internal Revenue Service federal income tax audit of the 2016 tax year. Upon completion of this audit, revaluations of certain tax positions were performed and as a result, we recognized a net benefit of 4.8% and 3.3% for the 2019 quarterly and year-to-date periods, respectively. In addition, the 2019 quarterly and year-to-date rates included the impact of excess tax benefits relating to share-based compensation of 3.6% and 2.8%, respectively. The 2018 quarterly and year-to-date rates included the impact of excess tax benefits relating to share-based compensation of 5.2% and 4.6%, respectively.

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-URI http://asc.fasb.org/topic&trid=2144680

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