CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 117,054	$ 181,258
Short-term investments	302,593	52,373
Restricted cash	3,229	4,452
Accounts receivable, net	58,516	48,215
Inventories	43,318	24,955
Deferred taxes and other current assets	15,616	7,373
Total current assets	540,326	318,626
Property and equipment, net	62,375	36,806
Severance assets	8,907	7,767
Intangible assets, net	16,134	25,657
Goodwill	132,885	132,885
Deferred taxes and other long-term assets	10,419	8,289
Total assets	771,046	530,030
Current liabilities:
Accounts payable	37,431	30,132
Accrued liabilities	57,879	31,091
Deferred revenue	12,018	5,571
Capital lease liabilities, current	1,253	299
Total current liabilities	108,581	67,093
Accrued severance	11,821	10,433
Deferred revenue	8,366	3,664
Capital lease liabilities	2,835	279
Other long-term liabilities	11,635	6,214
Total liabilities	143,238	87,683
Commitments and Contingencies (Note 9)
Shareholders' equity
Ordinary shares: NIS 0.0175 par value, 137,143 shares authorized, 42,596 and 39,735 shares issued and outstanding at December 31, 2012 and 2011, respectively	178	165
Additional paid-in capital	488,365	418,255
Accumulated other comprehensive income (loss)	2,794	(1,164)
Retained earnings	136,471	25,091
Total shareholders' equity	627,808	442,347
Total liabilities and shareholders' equity	$ 771,046	$ 530,030