Quarterly report pursuant to Section 13 or 15(d)

LEASE OBLIGATIONS (Narrative) (Details)

v3.8.0.1
LEASE OBLIGATIONS (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Leases [Abstract]        
Operating lease expense $ 1.8 $ 2.2 $ 5.3 $ 6.8