Income Taxes - Additional Information (Detail) - USD ($) $ in Millions			3 Months Ended
	Mar. 27, 2020	Mar. 26, 2020	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Business interest income, adjusted taxable income		30.00%
CARES act of 2020, Business interest income, adjusted taxable income	50.00%
Cash tax benefit recognized			$ 1.0
Decrease in unrecognized tax benefits due to certain adjustments to our prior year returns and the expiration of certain statutes of limitations			$ 5.5