Derivative Financial Instruments (Narrative) (Details) $ in Thousands	Sep. 28, 2019 USD ($)
Designated As Hedging Instruments | Interest Rate Swaps
Derivative
Derivative notional amount	$ 75,000
Conversion rate of interest rate swaps from variable to fixed	3.25%
Applicable margin included in conversion rate of interest rate swaps, basis spread	1.63%
Designated As Hedging Instruments | Foreign Currency Contracts
Derivative
Derivative notional amount	$ 56,113
Designated As Hedging Instruments | Net Investment Hedges
Derivative
Derivative notional amount	0
Not Designated As Hedging Instruments | Foreign Currency Contracts
Derivative
Derivative notional amount	$ 98,649