Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015
Cash flows from operating activities
Net earnings	$ 78,159	$ 70,705
Adjustments to reconcile net earnings to net cash provided by (used in) operating activities
Depreciation and amortization	9,930	7,284
(Gain) loss on sale of property and equipment	55	1
Equity-based compensation expense	13,963	6,952
Excess tax benefits from equity-based payment arrangements		(9,739)
Deferred income taxes	(2,249)	(1,993)
Changes in operating assets and liabilities:
Inventories	(7,922)	(18,432)
Prepaid expenses and other assets	(12,179)	(565)
Income tax payable related to tax benefit from equity award activity		9,587
Accounts payable	597	1,868
Other liabilities	1,386	8,849
Net cash provided by (used in) operating activities	81,740	74,517
Cash flows from investing activities
Additions to notes receivable	(4)	(1,579)
Receipts on notes receivable	605
Proceeds from sale of property and equipment	3	182
Purchases of property and equipment	(26,047)	(16,468)
Net cash provided by (used in) investing activities	(25,443)	(17,865)
Cash flows from financing activities
Excess tax benefits from equity-based payment arrangements		9,739
Repurchase of common stock	(64,610)
Borrowings on line of credit	73,700
Payments on line of credit	(72,500)
Deferred debt issuance costs	(250)
Net cash provided by (used in) financing activities	(63,660)	9,739
Effect of exchange rate changes on cash and cash equivalents	(1,304)	(3,322)
Net increase (decrease) in cash and cash equivalents	(8,667)	63,069
Cash and cash equivalents, beginning of period	143,210	111,126
Cash and cash equivalents, end of period	134,543	174,195
Cash paid during the period for:
Interest	317	11
Income taxes	41,114	18,918
Non-cash investing activities:
Credits on notes receivable	1,142	466
Accrued purchases of property and equipment	$ 1,763	$ 1,906