CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Apr. 01, 2016
Cash flows from operating activities:
Consolidated net income	$ 34,274	$ 1,906
Income from continuing operations	34,274	1,906
Adjustments to reconcile income from continuing operations to net cash provided by operating activities of continuing operations:
Depreciation and amortization	6,482	5,229
Provision for inventory excess and obsolescence	549	1,493
Share-based compensation	1,469	1,342
Deferred income taxes	(1,607)	108
Earnings from equity-method investment	(104)	(740)
Dividend from equity-method investment		2,341
Gain on acquisition of business	(26,409)
Inventory acquisition fair value adjustment	1,035
Other	509	797
Changes in assets and liabilities which (used)/provided cash, excluding effects from businesses purchased or classified as discontinued operations:
Accounts receivable	(3,690)	(1,139)
Inventories	(4,414)	(3,519)
Prepaid income taxes, income taxes receivable, prepaid expenses and other current assets	(462)	(514)
Accounts payable, income taxes payable, accrued expenses and other current liabilities	4,851	1,302
Other non-current assets and liabilities	277	(308)
Cash provided by operating activities of continuing operations	12,760	8,298
Cash provided by operating activities	12,760	8,298
Cash flows from investing activities:
Purchases of property, plant and equipment	(1,760)	(2,341)
Acquisition of businesses, net of cash acquired and working capital adjustments	(34,896)	422
Proceeds from the sale of property, plant and equipment		3,589
Cash provided by (used in) investing activities of continuing operations	(36,656)	1,670
Cash provided by investing activities of discontinued operations		1,498
Cash provided by (used in) investing activities	(36,656)	3,168
Cash flows from financing activities:
Borrowings under revolving credit facility	42,000
Repayments of long-term debt and revolving credit facility	(1,875)	(1,875)
Payments of contingent considerations	(2,398)
Repurchase of common stock	(370)
Payments of withholding taxes from stock-based awards	(1,669)	(1,320)
Capital lease payments	(215)	(342)
Other financing activities		88
Cash provided by (used in) financing activities of continuing operations	35,473	(3,449)
Cash provided by (used in) financing activities of discontinued operations	0	0
Cash provided by (used in) financing activities	35,473	(3,449)
Effect of exchange rates on cash and cash equivalents	329	(84)
Increase in cash and cash equivalents	11,906	7,933
Cash and cash equivalents, beginning of period	68,108	59,959
Cash and cash equivalents, end of period	80,014	67,892
Supplemental disclosure of cash flow information:
Cash paid for interest	781	810
Cash paid for income taxes	1,819	2,470
Income tax refunds received	$ 23	$ 1