Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 31,121	$ 35,170	$ 15,738
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	28,355	28,136	30,478
Excess tax benefits from stock-based compensation	(3,055)	(6,393)	(3,972)
Deferred income taxes, net	(122)	(3,000)	(4,204)
Provision for losses on inventories	7,090	9,498	7,160
Stock-based compensation expense	13,234	12,051	9,173
Provision for doubtful accounts, net	341	587	404
(Gain) loss on sale of assets		(411)	4,725
Loss on disposal of property and equipment	1,310	2,796	535
Loss on extinguishment of debt			3,355
Increase (decrease) in cash due to change, net of acquisitions and divestitures:
Accounts receivable	(11,789)	(4,839)	(9,155)
Inventories	(11,596)	(27,060)	(1,502)
Prepaid expenses and other assets	883	1,435	3,346
Accounts payable	(4,069)	507	321
Accrued payroll and related expenses	(2,388)	3,541	1,208
Accrued expenses and other liabilities	2,351	5,770	6,240
Net cash provided by operating activities	51,666	57,788	63,850
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(19,672)	(23,960)	(16,319)
Restricted cash	893	476	843
Proceeds from sale of assets		5,030
Purchase of marketable securities	(1,449)	(1,463)	(5,264)
Proceeds from the sale and maturity of marketable securities	1,066	9,026	6,068
Acquisition of businesses, net of cash acquired	(8,106)	(34,124)
Refundable amounts related to acquisition of a business	(2,078)
Net cash used in investing activities	(29,346)	(45,015)	(14,672)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from long-term debt	28,000	4,000	120,000
Debt issuance costs			(1,484)
Repayment of long-term debt	(25,016)	(20,336)	(210,356)
Proceeds from short-term borrowings	1,922	6,873	5,121
Repayment of short-term borrowings	(6,560)	(4,505)	(8,733)
Purchases of non-controlling interests		(2,086)
Proceeds from the issuance of common stock under employee plans	1,854	5,543	8,293
Tax withholding payment related to net share settlement of equity awards	(3,419)	(2,940)	(1,994)
Purchases of the Company's common stock	(27,893)	(10,292)
Excess tax benefits from stock-based compensation	3,055	6,393	3,972
Net cash used in financing activities	(28,057)	(17,350)	(85,181)
Impact of foreign exchange rate changes on cash balances	532	(2,250)	946
Net decrease in cash and cash equivalents	(5,205)	(6,827)	(35,057)
Cash and cash equivalents at beginning of year	46,883	53,710	88,767
Cash and cash equivalents at end of year	41,678	46,883	53,710
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	2,005	2,055	4,956
Cash paid during the period for income taxes, net	8,307	5,286	4,398
Property and equipment accrued in accounts payable at year end	$ 280	$ 462	$ 108