Business Segment, Geographic and Concentration Risk Information (Tables)

12 Months Ended

Jan. 01, 2016

Segment Reporting [Abstract]

Reconciliation of Revenues by Product Lines

Sales by geographic area are presented by allocating sales from external customers based on where the products are shipped (in thousands):

	Year Ended
	January 1, 2016			January 2, 2015		January 3, 2014
Product line sales:
Advanced Surgical, Orthopaedics, and Portable Medical	$	243,385		$	216,339	$	208,990
Cardio and Vascular	143,260			58,770		48,357
Cardiac/Neuromodulation	356,064			330,921		328,455
Electrochem	59,449			81,757		78,143
Elimination of interproduct line sales	(1,744		)	—		—
Total sales	$	800,414		$	687,787	$	663,945

Reconciliation of Revenue from Segments to Consolidated

	Year Ended
	January 1, 2016			January 2, 2015		January 3, 2014
Business segment sales:
Greatbatch Medical	$	649,977		$	678,285	$	660,902
QiG	13,571			9,502		3,043
Lake Region Medical	139,819			—		—
Elimination of intersegment sales	(2,953		)	—		—
Total sales	$	800,414		$	687,787	$	663,945

Reconciliation of Operating Profit (Loss) from Segments to Consolidated

	Year Ended
	January 1, 2016			January 2, 2015			January 3, 2014
Segment income (loss) from operations:
Greatbatch Medical	$	109,737		$	126,312		$	111,805
QiG	(25,855		)	(23,256		)	(30,484		)
Lake Region Medical	(16,416		)	—			—
Total segment income from operations	67,466			103,056			81,321
Unallocated operating expenses	(54,320		)	(27,402		)	(19,982		)
Operating income	13,146			75,654			61,339
Unallocated other income (expense), net	(28,846		)	925			(12,501		)
Income (loss) before provision for income taxes	$	(15,700	)	$	76,579		$	48,838

Reconciliation Of Depreciation And Amortization By Reportable Segment To Consolidated

	Year Ended
	January 1, 2016		January 2, 2015		January 3, 2014
Depreciation and amortization:
Greatbatch Medical	$	30,160	$	31,906	$	31,112
QiG	1,862		2,101		1,539
Lake Region Medical	32,249		—		—
Total depreciation and amortization included in segment income from operations	64,271		34,007		32,651
Unallocated depreciation and amortization	3,347		3,450		3,315
Total depreciation and amortization	$	67,618	$	37,457	$	35,966

Schedule Of Expenditures For Tangible Long-Lived Assets By Segment

	Year Ended
	January 1, 2016		January 2, 2015		January 3, 2014
Expenditures for tangible long-lived assets, excluding acquisitions:
Greatbatch Medical	$	32,921	$	19,006	$	13,242
QiG	1,160		1,453		2,134
Lake Region Medical	7,525		—		—
Total reportable segments	41,606		20,459		15,376
Unallocated long-lived tangible assets	6,448		5,187		2,798
Total expenditures	$	48,054	$	25,646	$	18,174

Reconciliation of Assets from Segment to Consolidated

	At
	January 1, 2016		January 2, 2015		January 3, 2014
Identifiable assets:
Greatbatch Medical	$	798,609	$	761,225	$	758,369
QiG	68,637		76,529		56,245
Lake Region Medical	1,971,071		—		—
Total reportable segments	2,838,317		837,754		814,614
Unallocated assets	143,819		117,368		75,015
Total assets	$	2,982,136	$	955,122	$	889,629

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

	Year Ended
	January 1, 2016		January 2, 2015		January 3, 2014
Sales by geographic area:
United States	$	401,380	$	312,539	$	325,090
Non-Domestic locations:
Puerto Rico	136,898		127,702		117,961
Belgium	62,546		65,308		67,155
Rest of world	199,590		182,238		153,739
Total sales	$	800,414	$	687,787	$	663,945

	At
	January 1, 2016		January 2, 2015		January 3, 2014
Long-lived tangible assets:
United States	$	264,556	$	113,851	$	116,484
Rest of world	114,936		31,074		29,289
Total	$	379,492	$	144,925	$	145,773

Schedule of Revenue by Major Customers by Reporting Segments

A significant portion of the Company’s sales and accounts receivable were to four customers as follows:

	Sales						Accounts Receivable
	Year Ended						At
	January 1, 2016		January 2, 2015		January 3, 2014		January 1, 2016		January 2, 2015
Customer A	18	%	18	%	16	%	23	%	23	%
Customer B	17	%	18	%	20	%	8	%	4	%
Customer C	12	%	12	%	13	%	6	%	8	%
Customer D	5	%	6	%	7	%	7	%	12	%
	52	%	54	%	56	%	44	%	47	%