Restructuring and Other Charges - Restructuring Activities Related to 2019 (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 29, 2019	Sep. 29, 2019	Apr. 02, 2017	Jan. 01, 2017	Dec. 29, 2019
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 700	$ 7,300	$ 19,800
2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 9,000
Deductions 2019					$ 193
Balance at End of Year	8,773				8,773
Workforce Reduction | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Deductions 2019					193
Balance at End of Year	8,634				8,634
Other Exit Costs | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Deductions 2019					0
Balance at End of Year	$ 139				139
Expenses | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					9,015
Expenses | Workforce Reduction | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					8,827
Expenses | Other Exit Costs | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					188
Other Accounts Other Than Expenses | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					49
Other Accounts Other Than Expenses | Workforce Reduction | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					0
Other Accounts Other Than Expenses | Other Exit Costs | 2019 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 49