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COMMITMENTS AND CONTINGENT LIABILITIES - Narrative (Details)
Dec. 31, 2019
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Term of lease contract, maximum renewal term 12 years
Purchase obligation $ 99,500,000
Line of Credit Facility [Line Items]  
Letters of credit outstanding 0
Letter of credit  
Line of Credit Facility [Line Items]  
Line of credit 44,700,000
Collateralized letter of credit $ 44,700,000