CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 26, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 77,744	$ 93,058
Accounts receivable, net	74,781	88,500
Inventories, net	32,097	29,042
Prepaid expenses and other current assets	23,255	40,762
Total current assets	207,877	251,362
Property and equipment, net	41,341	22,928
Operating lease right-of-use assets	25,292	27,491
Goodwill	239,816	239,780
Intangibles, net	1,993	4,461
Other long-term assets	41,202	41,305
Total assets	557,521	587,327
Current liabilities:
Other debts and finance lease obligations, current	6,323	6,713
Accounts payable	27,235	40,933
Income taxes payable	1,017	1,226
Deferred revenue	47,605	37,117
Accrued and other current liabilities	55,366	62,535
Convertible notes, short-term	7,855	43,375
Total current liabilities	145,401	191,899
Convertible notes, long-term	126,554	88,629
Other debts and finance lease obligations, long-term	13,994	10,511
Income taxes payable, long-term	182	178
Other non-current liabilities	41,108	41,254
Total liabilities	327,239	332,471
Commitments and contingencies (Note 17)
Convertible notes	0	2,410
Stockholders’ equity:
Preferred stock, $0.001 par value, 5,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.001 par value, 150,000 shares authorized; 96,863 and 91,875 shares issued and outstanding at June 26, 2020 and December 31, 2019, respectively	97	92
Additional paid-in capital	2,342,856	2,327,359
Accumulated deficit	(2,109,295)	(2,071,940)
Accumulated other comprehensive loss	(3,376)	(3,065)
Total stockholders’ equity	230,282	252,446
Total liabilities and stockholders’ equity	$ 557,521	$ 587,327