Quarterly report pursuant to Section 13 or 15(d)

LEASES (Details)

v3.19.2
LEASES (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
lease
Jan. 01, 2019
USD ($)
Dec. 31, 2018
USD ($)
Lessee, Lease, Description [Line Items]        
Right-of-use assets $ 3,870 $ 3,870   $ 0
Lease liabilities for operating leases 5,148 $ 5,148    
Number of short-term facility operating leases | lease   1    
Total lease cost $ 200 $ 400    
Minimum        
Lessee, Lease, Description [Line Items]        
Operating lease terms (in years) 2 years 2 years    
Maximum        
Lessee, Lease, Description [Line Items]        
Operating lease terms (in years) 8 years 8 years    
Accounting Standards Update 2016-02        
Lessee, Lease, Description [Line Items]        
Right-of-use assets     $ 4,100  
Lease liabilities for operating leases     $ 5,500