INCOME TAXES (NARRATIVE) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Tax Narrative [Line Items]
Net Change in Valuation Allowance		$ 2.3
Deferred tax assets, gross	$ 12.1				$ 12.1
Valuation allowance on deferred tax assets	15.7				15.7
Deferred tax assets, net of valuation allowance and deferred tax liabilities	$ 2.2				$ 2.2
Effective income tax rate	20.60%			21.90%	27.00%	19.70%
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 2019 and 2020.
Income Tax Holiday Termination Date					2019 and 2020
Aggregate Effect on Income Tax Expense for Income Tax Holiday Jurisdictions	$ 2.4			$ 1.9	$ 6.4	$ 5.7
Diluted Net Income Per Share Effect For Income Tax Holiday Jurisdictions	$ 0.05			$ 0.04	$ 0.14	$ 0.12
Philippines [Member]
Income Tax Narrative [Line Items]
Income Tax Years under Audit					2015, 2017 and 2018
Income Tax Examination, Description			In the first quarter of 2019, the Company received a report of initial deficiency tax findings from the Philippines Bureau of Internal Revenue ("BIR") related to the 2015 tax year. During the third quarter 2019, the Company was able to fully settle this audit for an immaterial amount and is currently awaiting the final issuance of the audit determination letter from the BIR. Although the outcome of examinations by taxing authorities are always uncertain, it is the opinion of management that the resolution of these audits will not have a material effect on the Company's Consolidated Financial Statements.
Canada [Member]
Income Tax Narrative [Line Items]
Income Tax Years under Audit					2009 and 2010
Canada GST
Income Tax Narrative [Line Items]
Income Tax Years under Audit					2014 through 2018
IRELAND
Income Tax Narrative [Line Items]
Income Tax Examination, Description				the Company closed an audit in Ireland for the year 2016 with no material changes
ARKANSAS
Income Tax Narrative [Line Items]
Income Tax Years under Audit					2015 through 2017
NEW YORK
Income Tax Narrative [Line Items]
Income Tax Years under Audit					2015 through 2017
MINNESOTA | Settlement with Taxing Authority [Member]
Income Tax Narrative [Line Items]
Income Tax Years under Audit		2014 through 2016