Income and Partnership Taxes (Details) $ in Millions	6 Months Ended
	Jun. 27, 2021 USD ($)
Income Tax Disclosure [Abstract]
Income taxes receivable, CARES Act	$ 78.6
Income tax benefit, carry back, CARES Act	6.1
Change in deferred tax assets valuation allowance, CARES Act	7.2
Additional income taxes receivable	15.3
Deferred employer's share of social security taxes due to CARES Act	$ 8.2
Taxes due in increments	50.00%