SIGNIFICANT ACCOUNTING POLICIES AND RECENT ACCOUNTING PRONOUNCEMENTS Significant Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Employee Benefits Plan
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 1.2	$ 1.1	$ 1.1
Foreign Exchange Transactions
Foreign Currency Transaction Gain (Loss), before Tax	$ (0.1)	(0.1)	(0.5)
Warranty
Product Warranty Period	12 months
Advertising Expense
Advertising Expense	$ 1.3	$ 1.3	$ 1.1