Goodwill and Other Intangibles (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015	Dec. 31, 2015
Goodwill [Line Items]
Goodwill	$ 352,987		$ 352,987		$ 356,864
Goodwill foreign currency translation adjustments			(4,000)
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, accumulated amortization	384,480		$ 384,480		$ 359,706
Finite-lived intangible assets, average useful life in years			7 years		8 years
Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	13,870		$ 13,870		$ 14,364
Intangible Assets [Line Items]
Intangible assets, gross	601,873		601,873		577,728
Intangible assets, gross foreign currency translation adjustments			4,000
Intangible assets, accumulated amortization foreign currency translation adjustments			2,000
Amortization expense	11,000	$ 11,000	22,000	$ 22,000
FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract
Future amortization expense, year 1	44,000		44,000
Future amortization expense, year 2	44,000		44,000
Future amortization expense, year 3	44,000		44,000
Future amortization expense, year 4	44,000		44,000
Future amortization expense, year 5	44,000		44,000
Capitalized software [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	359,378		359,378		335,949
Finite-lived intangible assets, accumulated amortization	221,241		$ 221,241		$ 204,267
Finite-lived intangible assets, average useful life in years			6 years		7 years
Purchased intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	163,468		$ 163,468		$ 163,500
Finite-lived intangible assets, accumulated amortization	124,872		$ 124,872		$ 119,505
Finite-lived intangible assets, average useful life in years			11 years		11 years
Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	4,948		$ 4,948		$ 5,396
Finite-lived intangible assets, accumulated amortization	3,927		$ 3,927		$ 4,046
Finite-lived intangible assets, average useful life in years			6 years		6 years
Patents and other intangibles [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets, gross	60,209		$ 60,209		$ 58,519
Finite-lived intangible assets, accumulated amortization	$ 34,440		$ 34,440		$ 31,888
Finite-lived intangible assets, average useful life in years			8 years		8 years