CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
CURRENT ASSETS:
Cash and cash equivalents	$ 86,398	$ 52,035
Accounts receivable- Trade	2,091	1,410
Other assets	1,457	3,686
Inventories	7,957	4,039
Total current assets	97,903	61,170
FUNDS IN RESPECT OF EMPLOYEE RIGHTS UPON RETIREMENT	1,578	1,247
PROPERTY AND EQUIPMENT, NET	13,711	16,310
DEFERRED CHARGES	141
Total assets	113,333	78,727
Accounts payable and accruals:
Trade	5,254	5,267
Other	12,073	11,051
Deferred revenues	9,369	9,437
Total current liabilities	26,696	25,755
LONG TERM LIABILITIES:
Convertible notes	67,048
Deferred revenues	41,796	48,888
Liability in connection with collaboration operation	2,371	5,425
Liability for employee rights upon retirement	2,368	2,016
Total long term liabilities	113,583	56,329
Total liabilities	140,279	82,084
COMMITMENTS (Note 6)
CAPITAL DEFICIENCY:
Common Stock, $0.001 par value: Authorized - as of December 31, 2012 and 2013, 150,000,000 shares; issued and outstanding - as of December 31, 2012 and 2013, 93,489,809 and 93,551,098 shares, respectively	93	93
Additional paid-in capital	184,346	180,145
Accumulated deficit	(211,385)	(183,595)
Total capital deficiency	(26,946)	(3,357)
Total liabilities net of capital deficiency	$ 113,333	$ 78,727