Quarterly report pursuant to Section 13 or 15(d)

LEASE OBLIGATIONS (Narrative) (Details)

v3.10.0.1
LEASE OBLIGATIONS (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Leases [Abstract]        
Operating lease expense $ 0.9 $ 1.2 $ 1.8 $ 2.3