CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Oct. 02, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 61,571	$ 73,032
Short-term investments	25,990	31,847
Accounts receivable, net	64,128	74,144
Inventories	39,873	32,747
Deferred income taxes, short-term	3,375	3,375
Prepaid expenses and other current assets	31,709	17,539
Total current assets	226,646	232,684
Property and equipment, net	26,619	27,221
Goodwill	197,825	197,884
Intangibles, net	5,628	10,599
Other assets	10,190	12,130
Total assets	466,908	480,518
Current liabilities:
Accounts payable	16,626	15,318
Income taxes payable	176	893
Deferred revenue	43,350	38,601
Accrued liabilities	29,139	35,118
Total current liabilities	89,291	89,930
Income taxes payable, long-term	4,296	4,969
Deferred tax liabilities, long-term	3,095	3,095
Other non-current liabilities	10,358	10,711
Total liabilities	$ 107,040	$ 108,705
Commitments and contingencies (Note 16)
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; 87,477 and 87,700 shares issued and outstanding at October 2, 2015 and December 31, 2014, respectively	87	88
Additional paid-in capital	2,259,757	2,261,952
Accumulated deficit	(1,896,709)	(1,888,247)
Accumulated other comprehensive loss	(3,267)	(1,980)
Total stockholders’ equity	359,868	371,813
Total liabilities and stockholders’ equity	$ 466,908	$ 480,518