COMMITMENTS AND CONTINGENT LIABILITIES (Other Commitments) (Details) $ in Thousands	12 Months Ended
Dec. 31, 2020 USD ($)
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Bank guarantee	$ 4,129
Agreements With Suppliers To Purchase Licenses And Hosting Services
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Non-cancelable obligations	$ 114,251

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant