Schedule of Debt (Details) - USD ($) $ in Thousands	Sep. 26, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Total	$ 1,095,000	$ 946,000
Unamortized discount and debt issuance costs	9,620	9,516
Total long-term debt	1,085,380	936,484
Less current maturities of long-term debt	0	4,000
Long-term debt, excluding current maturities, net of unamortized discount and debt issuance costs of $9,620 and $9,516	1,085,380	932,484
Senior unsecured notes due 2028
Debt Instrument [Line Items]
Total	400,000	0
Senior secured term loan facility due 2025
Debt Instrument [Line Items]
Total	145,000	396,000
Senior unsecured notes due 2026
Debt Instrument [Line Items]
Total	$ 550,000	$ 550,000