TAXES ON INCOME (Significant Components of Deferred Tax Liabilities and Assets By Jurisdiction) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Deferred Tax Assets And Liabilities [Line Items]
Net deferred tax assets	$ 7,451	$ 7,417
Domestic [Member]
Deferred Tax Assets And Liabilities [Line Items]
Net deferred tax assets	1,359	1,233
Foreign [Member]
Deferred Tax Assets And Liabilities [Line Items]
Net deferred tax assets	$ 6,092	$ 6,184

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

Name:	us-gaap_DeferredTaxAssetsLiabilitiesNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant