Income Taxes - Narrative (Details) $ in Millions	Jan. 02, 2021 USD ($)
Operating Loss Carryforwards [Line Items]
Gross deferred tax assets related to operating lease liabilities	$ 100.8
Gross deferred tax liabilities related to ROU assets	86.3
Federal AMT carry-forward credits requested to be refunded, CARES Act	1.3
Deferred tax asset associated with equity method non-consolidated investee	1.9
Deferred tax asset associated with impairment of investment	0.2
NOL carry-forwards on professional corporations
Operating Loss Carryforwards [Line Items]
Valuation allowance for NOL carry-forwards not likely to be realized	4.2
U.S. federal
Operating Loss Carryforwards [Line Items]
NOL carryforwards	46.9
NOL carryforwards not subject to expiration	44.5
NOL carryforwards expiring at end of fiscal year 2037	0.8
U.S. federal and state | AMT carry-forward and employment credit
Operating Loss Carryforwards [Line Items]
Non-expiring AMT carryforward credits and employment credits	$ 3.5