BUSINESS REORGANIZATION EXPENSES CHANGE IN ACCRUED REORGANIZATION EXPENSES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Restructuring Reserve [Roll Forward]
Balance, beginning of year	$ 4,364
Changes in estimate	179
Restructuring and Related Cost, Incurred Cost	1,401
Payments	(3,373)
Balance, end of period	2,571
Facility Closing
Restructuring Reserve [Roll Forward]
Balance, beginning of year	2,970
Changes in estimate	301
Restructuring and Related Cost, Incurred Cost	691
Payments	(1,689)
Balance, end of period	2,273
One-time Termination Benefits
Restructuring Reserve [Roll Forward]
Balance, beginning of year	1,186
Changes in estimate	(144)
Restructuring and Related Cost, Incurred Cost	460
Payments	(1,236)
Balance, end of period	266
Other associated costs
Restructuring Reserve [Roll Forward]
Balance, beginning of year	208
Changes in estimate	22
Restructuring and Related Cost, Incurred Cost	250
Payments	(448)
Balance, end of period	$ 32