Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2017	Jul. 01, 2016
Cash flows from operating activities:
Net loss	$ (24,360,000)	$ (15,903,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Provision for uncollectible accounts	215,000
Writedowns of excess and obsolete inventories	203,000
Depreciation and amortization	755,000	938,000
Debt related amortization included in interest expense	327,000	188,000
Stock-based compensation	1,105,000	1,251,000
Loss on disposal of property, plant and equipment		21,000
Changes in operating assets and liabilities:
Trade accounts receivable	(2,064,000)	(1,607,000)
Inventories	1,488,000	(836,000)
Prepaid expenses and other current assets	(693,000)	(608,000)
Other long-term assets		(526,000)
Accounts payable and other current liabilities	(7,161,000)	7,602,000
Accrued compensation	1,220,000	831,000
Other long-term liabilities	269,000	657,000
Net cash used in operating activities	(28,696,000)	(7,992,000)
Cash flows from investing activities:
Acquisition of property, plant and equipment	(614,000)	(1,819,000)
Net cash used in investing activities	(614,000)	(1,819,000)
Cash flows from financing activities:
Borrowings under credit facility		15,000,000
Purchase of non-controlling interests		(6,818,000)
Net funding and capital contribution provided by Integer		86,421,000
Proceeds from the exercise of stock options	66,000	59,000
Payment of debt issuance costs	(42,000)	(1,528,000)
Net cash provided by financing activities	24,000	93,134,000
Net (decrease) increase in cash and cash equivalents	(29,286,000)	83,323,000
Cash and cash equivalents, beginning of period	63,710,000	202,000
Cash and cash equivalents, end of period	34,424,000	83,525,000
Supplemental Disclosure of Cash Flow Information:
Acquisition of property, plant and equipment accrued not paid	$ 18,000	$ 100,000