INCOME TAXES (NARRATIVE) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017
Income Tax Narrative [Line Items]
Total deferred tax assets, net of valuation allowance	$ 16.5
Valuation allowance on deferred tax assets	9.5
Deferred tax assets, net of valuation allowance and deferred tax liabilities	$ 5.0
Effective income tax rate	26.20%		21.10%
Income Tax Holidays Description	The Company has been granted "Tax Holidays" as an incentive to attract foreign investment by the government of the Philippines. Generally, a Tax Holiday is an agreement between the Company and a foreign government under which the Company receives certain tax benefits in that country, such as exemption from taxation on profits derived from export-related activities. In the Philippines, the Company has been granted multiple agreements with an initial period of four years and additional periods for varying years, expiring at various times between 2011 and 2020.
Income Tax Holiday Termination Date	2011 and 2020
Aggregate Effect on Income Tax Expense for Income Tax Holiday Jurisdictions	$ 1.8		$ 3.1
Diluted Net Income Per Share Effect For Income Tax Holiday Jurisdictions	$ 0.04		$ 0.07
Settlement with Taxing Authority [Member]
Income Tax Narrative [Line Items]
Tax Adjustments, Settlements, and Unusual Provisions		$ 0.8
Philippines [Member]
Income Tax Narrative [Line Items]
Income Tax Years under Audit	2015
Canada [Member]
Income Tax Narrative [Line Items]
Income Tax Years under Audit	2009 and 2010
IRELAND
Income Tax Narrative [Line Items]
Income Tax Years under Audit	2016
State of Minnesota USA
Income Tax Narrative [Line Items]
Income Tax Years under Audit	2014 through 2016