CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 63,164	$ 117,054
Short-term investments	263,528	302,593
Restricted cash		3,229
Accounts receivable, net	69,480	56,800
Inventories	36,470	43,318
Deferred taxes and other current assets	17,581	15,616
Total current assets	450,223	538,610
Property and equipment, net	71,915	62,375
Severance assets	10,630	8,907
Intangible assets, net	54,249	16,134
Goodwill	199,196	132,885
Deferred taxes and other long-term assets	20,613	10,419
Total assets	806,826	769,330
Current liabilities:
Accounts payable	29,964	37,431
Accrued liabilities	51,011	55,696
Deferred revenue	15,710	10,826
Capital lease liabilities, current	1,377	1,253
Total current liabilities	98,062	105,206
Accrued severance	13,418	11,821
Deferred revenue	9,045	8,366
Capital lease liabilities	1,600	2,835
Other long-term liabilities	17,890	11,982
Total liabilities	140,015	140,210
Commitments and Contingencies (Note 9)
Shareholders' equity
Ordinary shares: NIS 0.0175 par value, 137,143 shares authorized, 43,999 and 42,596 shares issued and outstanding at December 31, 2013 and 2012, respectively	185	178
Additional paid-in capital	550,795	488,365
Accumulated other comprehensive income	1,390	2,794
Retained earnings	114,441	137,783
Total shareholders' equity	666,811	629,120
Total liabilities and shareholders' equity	$ 806,826	$ 769,330