Other Comprehensive Earnings (Loss) - Gains (Losses) on Derivative Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Sep. 29, 2019	Sep. 30, 2018	Dec. 30, 2018	Dec. 31, 2017
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Accumulated other comprehensive loss	$ (185,376)	$ (296,738)	$ (185,376)	$ (296,738)	$ (294,514)	$ (239,425)
Interest expense	22,764	22,779	67,096	68,391
Cash flow hedge gain (loss) to be reclassified within twelve months			18,471
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Accumulated other comprehensive loss		(7,404)		(7,404)		$ (32,827)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent | Foreign Exchange Forward
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Accumulated other comprehensive loss	23,654		23,654
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent | Interest Rate Contract
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Accumulated other comprehensive loss	18,266		18,266
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent | Reclassification out of Accumulated Other Comprehensive Income | Interest Rate Contract
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 450	$ 450	$ 1,349	$ 1,349