CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 29, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 50,039	$ 55,635
Short-term investments	0	6,923
Accounts receivable, net	71,582	86,765
Inventories	31,754	41,193
Prepaid expenses and other current assets	22,682	26,319
Total current assets	176,057	216,835
Property and equipment, net	30,731	32,164
Goodwill	241,932	237,279
Intangibles, net	23,316	29,231
Other long-term assets	39,926	38,560
Total assets	511,962	554,069
Current liabilities:
Other debts and capital lease obligations, current	7,434	7,275
Accounts payable	31,839	28,892
Income taxes payable	1,411	1,166
Deferred revenue	52,811	52,414
Accrued and other current liabilities	52,828	55,150
Total current liabilities	146,323	144,897
Convertible notes, long-term	107,318	103,259
Other debts and capital lease obligations, long-term	15,439	13,915
Income taxes payable, long-term	591	2,926
Deferred tax liabilities, long-term	327	0
Other non-current liabilities	21,366	18,431
Total liabilities	291,364	283,428
Commitments and contingencies (Note 18)
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; 81,606 and 78,456 shares issued and outstanding at September 29, 2017 and December 31, 2016, respectively	82	78
Additional paid-in capital	2,267,213	2,254,055
Accumulated deficit	(2,045,967)	(1,976,222)
Accumulated other comprehensive loss	(730)	(7,270)
Total stockholders’ equity	220,598	270,641
Total liabilities and stockholders’ equity	$ 511,962	$ 554,069