Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Oct. 01, 2017	Jan. 01, 2017
Current assets
Cash and cash equivalents	$ 38,844	$ 117,045
Marketable securities	88,022	0
Accounts receivable	22,820	14,480
Inventory	23,700	15,820
Prepaid expenses and other current assets	2,444	2,470
Total current assets	175,830	149,815
Property and equipment, net	11,215	4,742
Intangible assets, net	3,259	0
Other long-term assets	1,037	232
Total assets	191,341	154,789
Current liabilities
Accounts payable	12,918	7,776
Accrued liabilities and other current liabilities	27,941	11,801
Long-term debt, current portion	2,487	2,257
Total current liabilities	43,346	21,834
Long-term debt	1,900	3,680
Other long-term liabilities	3,413	527
Total liabilities	48,659	26,041
Commitments and contingencies (see Note 6)
Stockholders’ equity
Common stock: $0.0001 par value, 1,000,000,000 shares authorized at October 1, 2017 and January 1, 2017, 35,084,934 and 33,076,150 shares issued and outstanding at October 1, 2017 and January 1, 2017, respectively	3	3
Additional paid-in capital	302,240	290,319
Accumulated other comprehensive loss	(20)	0
Accumulated deficit	(159,541)	(161,574)
Total stockholders’ equity	142,682	128,748
Total liabilities and stockholders’ equity	$ 191,341	$ 154,789