Fair Value of Financial Instruments - Financial Assets and Liabilities (Details) - Recurring - USD ($) $ in Thousands	Mar. 28, 2020	Dec. 31, 2019
Carrying Amount
Assets:
Cash equivalents	$ 70,011
Liabilities:
Senior notes	800,000	$ 800,000
Term loans, recorded in long-term debt and current maturities of long-term debt	586,445	591,153
Derivative liabilities, recorded in accrued expenses and deferred credits	1,667	4,068
Carrying Amount | Other current assets
Assets:
Derivative assets, recorded in other current assets	14,612	1,372
Total Fair Value
Assets:
Cash equivalents	70,011
Liabilities:
Senior notes	709,000	823,500
Term loans, recorded in long-term debt and current maturities of long-term debt	517,000	593,932
Derivative liabilities, recorded in accrued expenses and deferred credits	1,667	4,068
Total Fair Value | Other current assets
Assets:
Derivative assets, recorded in other current assets	14,612	1,372
Total Fair Value | Level 1
Assets:
Cash equivalents	0
Liabilities:
Senior notes	0	0
Term loans, recorded in long-term debt and current maturities of long-term debt	0	0
Derivative liabilities, recorded in accrued expenses and deferred credits	0	0
Total Fair Value | Level 1 | Other current assets
Assets:
Derivative assets, recorded in other current assets	0	0
Total Fair Value | Level 2
Assets:
Cash equivalents	70,011
Liabilities:
Senior notes	709,000	823,500
Term loans, recorded in long-term debt and current maturities of long-term debt	517,000	593,932
Derivative liabilities, recorded in accrued expenses and deferred credits	1,667	4,068
Total Fair Value | Level 2 | Other current assets
Assets:
Derivative assets, recorded in other current assets	14,612	1,372
Total Fair Value | Level 3
Assets:
Cash equivalents	0
Liabilities:
Senior notes	0	0
Term loans, recorded in long-term debt and current maturities of long-term debt	0	0
Derivative liabilities, recorded in accrued expenses and deferred credits	0	0
Total Fair Value | Level 3 | Other current assets
Assets:
Derivative assets, recorded in other current assets	$ 0	$ 0