CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 41,300	$ 44,348	[1]
Short term bank deposit	21,185	18,000	[1]
Accounts receivable, net of allowance for doubtful accounts of $7,959 and $6,917, respectively	28,548	19,064	[1]
Inventories, net	22,741	22,467	[1]
Deferred tax asset	18,612	19,441	[1]
Prepaid expenses and other current assets	8,907	12,853	[1]
Total current assets	141,293	136,173	[1]
Property and equipment, net	8,857	6,759	[1]
Patents and licensed technologies, net	11,536	12,673	[1]
Other intangible assets	10,075	10,854	[1]
Goodwill	23,628	24,500	[1]
Deferred tax asset	18,883	20,186	[1]
Funds in respect of employee rights upon retirement and other assets	860	745	[1]
Total assets	215,132	211,890	[1]
Current liabilities:
Current portion of notes payable	263	609	[1]
Current portion of long-term debt	0	10	[1]
Accounts payable	10,282	10,025	[1]
Accrued compensation and related expenses	2,941	2,494	[1]
Other accrued liabilities	14,539	22,099	[1]
Deferred revenues	6,478	5,259	[1]
Total current liabilities	34,503	40,496	[1]
Long-term liabilities:
Long-term note payable, net of current maturities	111	0	[1]
Deferred revenues	2,685	3,313	[1]
Other liabilities	78	166	[1]
Liability for employee rights upon retirement	688	588	[1]
Total liabilities	38,065	44,563	[1]
Stockholders' equity:
Preferred Stock, $.01 par value, 5,000,000 shares authorized; 0 shares issued and outstanding at June 30, 2013 and December 31, 2012	0	0	[1]
Common stock, $.01 par value, 50,000,000 shares authorized; 20,722,939 and 21,043,947 shares issued and outstanding at June 30, 2013 and December 31, 2012, respectively	207	210	[1]
Additional paid-in capital	128,183	130,954	[1]
Retained earnings	49,608	35,302	[1]
Accumulated other comprehensive (loss) income	(931)	861	[1]
Total stockholders' equity	177,067	167,327	[1]
Total liabilities and stockholders' equity	$ 215,132	$ 211,890	[1]

[1] Restated