Annual report pursuant to Section 13 and 15(d)

LONG-TERM OBLIGATIONS (Details 2)

v3.3.1.900
LONG-TERM OBLIGATIONS (Details 2) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
LONG-TERM OBLIGATIONS      
Rent expense under operating lease $ 8.9 $ 15.1 $ 14.8