Income Taxes (Details) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 28, 2020	Mar. 29, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019	Dec. 29, 2019
Income Tax Disclosure [Abstract]
Provision for income taxes	$ (3,068,000)		$ (6,068,000)	$ (4,937,000)	$ (11,865,000)
Income (loss) before income taxes and equity in earnings (losses) of unconsolidated investees	22,355,000		$ 118,105,000	21,841,000	$ 17,657,000
Unrecognized tax benefits, income tax penalties and interest accrued	$ 19,700,000			19,700,000		$ 20,100,000
Valuation allowance, deferred tax asset, increase (decrease), amount		$ (5,800,000)
Unrecognized tax benefits decrease				400,000
Minimum
Income Tax Contingency [Line Items]
State income taxes related to Spin-Off				10,000,000
Maximum
Income Tax Contingency [Line Items]
State income taxes related to Spin-Off				$ 15,000,000