Quarterly report pursuant to Section 13 or 15(d)

LEASE OBLIGATIONS (Narrative) (Details)

v3.5.0.2
LEASE OBLIGATIONS (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Leases [Abstract]        
Operating lease expense $ 2.2 $ 2.0 $ 4.6 $ 6.3