LEASES AND RELATED PARTY LEASES (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Operating Leased Assets [Line Items]
Total rental expense	$ 10.1	$ 10.2	$ 10.4
Related Party
Operating Leased Assets [Line Items]
Total rental expense	$ 0.3	$ 0.3	$ 0.3
Term of lease	March 31, 2022
Option to renew lease	March 31, 2032
Payment per year to related party lessor	$ 0.1
Percent of manufacturing facility owned by corporation whose shareholders are trusts whose beneficiaries include family members of company's former chairman	50.00%
Annual rate of lease agreement	$ 0.3
Five-Year Option Lease From November 1, 2032 Through October 31, 2037 | Related Party
Operating Leased Assets [Line Items]
Option to extend lease, years	5 years
Period for extended lease	November 1, 2032 through October 31, 2037
Five-Year Option Lease From November 1, 2037 Through October 31, 2042 | Related Party
Operating Leased Assets [Line Items]
Option to extend lease, years	5 years
Period for extended lease	November 1, 2037 through October 31, 2042