Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 128,635	$ 214,523
Short term investments	37,225	39,930
Accounts receivable, net	142,829	73,048
Inventory	106,932	50,578
Other current assets	19,105	5,591
Total current assets	434,726	383,670
Property and equipment, net	44,579	27,532
Deferred tax assets	31,531	30,585
Goodwill	121,440	41,041
Intangible assets, net	44,712	12,207
Other assets	14,534	12,877
Total assets	691,522	507,912
Current liabilities:
Accounts payable	116,316	67,281
Accrued expenses	73,647	40,869
Deferred revenue and customer advances	7,761	4,486
Total current liabilities	197,724	112,636
Deferred tax liabilities	9,539	0
Other long term liabilities	13,932	6,320
Total long term liabilities	23,471	6,320
Total liabilities	221,195	118,956
Commitments and contingencies (Note 14):
Preferred stock, 5,000,000 shares authorized and none outstanding	0	0
Common stock, $0.01 par value, 100,000,000 shares authorized; 27,945,144 and 27,237,870 shares issued and outstanding at December 30, 2017 and December 31, 2016, respectively	279	272
Additional paid-in capital	190,067	161,885
Retained earnings	277,989	226,950
Accumulated other comprehensive income (loss)	1,992	(151)
Total stockholders’ equity	470,327	388,956
Total liabilities and stockholders’ equity	$ 691,522	$ 507,912