LEASES - Reported Balances (Details) $ in Thousands  | 
 Jun. 30, 2019  
USD ($) 
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| Leases [Abstract] | |
| Other current liabilities | $ 1,693 | 
| Long-term lease liabilities | 6,387 | 
| Total operating lease liabilities | $ 8,080 | 
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- References No definition available. 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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