Derivatives - Fair Value of Derivative Instruments (Details) - USD ($) $ in Thousands	Apr. 01, 2017	Dec. 31, 2016
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Other Current Assets [Member]
Derivatives in an Asset Position:
Derivatives in an asset position	$ 3	$ 0
Notional amount, Derivative asset	950	0
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Other Current Liabilities [Member]
Derivatives in a Liability Position:
Derivatives in a liability position	(21)	(41)
Notional amount, Derivative liability	946	2,380
Designated as Hedging Instrument [Member] | Interest Rate Swap Agreement [Member] | Other Long-Term Assets [Member]
Derivatives in an Asset Position:
Derivatives in an asset position	82	62
Notional amount, Derivative asset	10,000	10,000
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Other Current Assets [Member]
Derivatives in an Asset Position:
Derivatives in an asset position	0	2
Notional amount, Derivative asset	0	227
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Other Current Liabilities [Member]
Derivatives in a Liability Position:
Derivatives in a liability position	(38)	(237)
Notional amount, Derivative liability	$ 16,592	$ 17,185