Taxes on Income (Details) - The components of income tax expense (benefit) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Current:
Federal		$ (348)us-gaap_CurrentFederalTaxExpenseBenefit
State and local		(44)
Foreign	29us-gaap_CurrentForeignTaxExpenseBenefit	22us-gaap_CurrentForeignTaxExpenseBenefit
Income tax (expense) benefit, current	29us-gaap_CurrentIncomeTaxExpenseBenefit	(370)us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred:
Federal
State and local
Income tax (expense) benefit, deferred
Income tax expense (benefit)	$ 29us-gaap_IncomeTaxExpenseBenefit	$ (370)us-gaap_IncomeTaxExpenseBenefit

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Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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