Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Apr. 02, 2016	Apr. 04, 2015	Jan. 02, 2016
Operating Activities
Earnings (loss)	$ (9,849)	$ 5,179
Earnings (loss) from discontinued operations	(570)	(720)
Earnings (loss) from continuing operations	(9,279)	5,899
Items not affecting cash
Depreciation and amortization	8,760	4,063
Amortization of Debt Issuance Costs	3,368	98
Acquisition accounting adjustment on inventory sold	7,626	0
Deferred income taxes	(3,687)	(195)
Stock-based compensation	1,039	970
Unrealized Gain (Loss) on Derivatives Instrument	(209)	(103)
Impairment of long-lived assets (note 14)	1,735	0
Other	238	515
Changes in non-cash working capital, net of business acquired	(27,485)	(22,200)
Net cash flows from operations - continuing operations	(17,894)	(10,953)
Net cash flows from operations - discontinued operations	758	(533)
Net Cash Provided by (Used in) Operating Activities, Total	(17,136)	(11,486)
Investing activities
Acquisition of businesses, net of cash acquired	0	(13,300)
Purchases of property, plant and equipment	(4,547)	(5,521)
Other	0	(30)
Net cash flows from investing activities - continuing operations	(4,547)	(18,851)
Net cash flows from investing activities - discontinued operations	(191)	(222)
Net cash flows from investing activities	(4,738)	(19,073)
Financing activities
Increase (decrease) under line of credit facilities	232,543	21,347
Borrowings under long term debt	432	0
Repayment of line of credit facilities	(192,677)	0
Repayment of long-term debt	(10,486)	(243)
Financing costs	(4,110)	0
Proceeds From Stock Options Exercised	112	1,616
Proceeds From Warrant Exercises	0	812
Other	(15)	(137)
Net cash flows from financing activities - continuing operations	25,799	23,395
Cash Provided By Used In Financing Activities Discontinued Operations	(1,180)	738
Net Cash Provided By (Used In) Financing Activities	24,619	24,133
Foreign exchange gain (loss) on cash held in a foreign currency	37	(21)
Increase (decrease) in cash and cash equivalents during the period	2,782	(6,447)
Discontinued operations cash activity included above:
Add: Balance included at beginning of period	1,707	2,170	$ 2,170
Less: Balance included at end of period	1,288	2,083	1,707
Cash and cash equivalents - beginning of the period	2,274	7,768	7,768
Cash and cash equivalents - end of the period	5,475	1,408	$ 2,274
Noncash Investing And Financing Items [Abstract]
Business Combination Working Capital Adjustment	0	319
Acquisition of business, settlement of pre-existing relationship	0	(749)
Acquistion of business, contingent consideration at fair value	$ 0	$ (18,000)