Intangible Assets (Tables)

12 Months Ended

Jan. 01, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets

Amortizing intangible assets, net are comprised of the following (in thousands):

	Gross Carrying Amount		Accumulated Amortization			Foreign Currency Translation			Net Carrying Amount
At January 1, 2016
Purchased technology and patents	$	255,776	$	(83,708	)	1,444			$	173,512
Customer lists	761,857		(40,815		)	(986		)	720,056
Other	4,534		(4,946		)	821			409
Total amortizing intangible assets	$	1,022,167	$	(129,469	)	$	1,279		$	893,977
At January 2, 2015
Purchased technology and patents	$	95,776	$	(75,894	)	$	1,966		$	21,848
Customer lists	72,857		(31,460		)	1,374			42,771
Other	4,534		(4,619		)	803			718
Total amortizing intangible assets	$	173,167	$	(111,973	)	$	4,143		$	65,337

Schedule of Finite-Lived Intangible Assets, Amortization Expense

Aggregate intangible asset amortization expense is comprised of the following (in thousands):

	Year Ended
	January 1, 2016		January 2, 2015		January 3, 2014
Cost of sales	$	7,403	$	6,201	$	6,822
SG&A	9,681		7,009		5,800
RD&E	412		667		545
Total intangible asset amortization expense	$	17,496	$	13,877	$	13,167

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated future intangible asset amortization expense based upon the current carrying value is as follows (in thousands):

	Estimated Amortization Expense
2016	$	37,854
2017	43,991
2018	44,894
2019	44,960
2020	45,467
Thereafter	676,811
Total estimated amortization expense	$	893,977

Schedule of Indefinite-Lived Intangible Assets

The change in indefinite-lived intangible assets during 2015 is as follows (in thousands):

	Trademarks and Tradenames
At January 2, 2015	$	20,288
Indefinite-lived intangible assets acquired	70,000
At January 1, 2016	$	90,288

Schedule of Goodwill

The change in goodwill during 2015 is as follows (in thousands):

	Greatbatch Medical			QiG		Lake Region Medical			Total
At January 2, 2015	$	304,297		$	50,096	$	—		$	354,393
Goodwill acquired (Note 2)	—			—		661,788			661,788
Foreign currency translation	(368		)	—		(2,243		)	(2,611		)
At January 1, 2016	$	303,929		$	50,096	$	659,545		$	1,013,570