CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 51,326	$ 63,164
Short-term investments	334,038	263,528
Restricted cash	3,604
Accounts receivable, net	64,922	69,480
Inventories	44,470	36,470
Deferred taxes and other current assets	18,147	17,581
Total current assets	516,507	450,223
Property and equipment, net	78,827	71,915
Severance assets	9,474	10,630
Intangible assets, net	42,067	54,249
Goodwill	200,743	199,196
Deferred taxes and other long-term assets	15,600	20,613
Total assets	863,218	806,826
Current liabilities:
Accounts payable	39,811	29,964
Accrued liabilities	61,974	51,011
Deferred revenue	14,758	15,710
Capital lease liabilities, current	1,102	1,377
Total current liabilities	117,645	98,062
Accrued severance	11,850	13,418
Deferred revenue	8,942	9,045
Capital lease liabilities	494	1,600
Other long-term liabilities	22,535	17,890
Total liabilities	161,466	140,015
Commitments and Contingencies (Note 9)
Shareholders' equity
Ordinary shares: NIS 0.0175 par value, 137,143 shares authorized, 0 and 43,999 shares issued and outstanding at December 31, 2014 and 2013, respectively	192	185
Additional paid-in capital	615,148	550,795
Accumulated other comprehensive income	(4,020)	1,390
Retained earnings	90,432	114,441
Total shareholders' equity	701,752	666,811
Total liabilities and shareholders' equity	$ 863,218	$ 806,826