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RECENT ACCOUNTING PRONOUNCEMENTS (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jan. 01, 2018	Dec. 31, 2017
Assets
Accounts Receivable, net	$ 148,023		$ 132,699
Inventories, net	81,219		68,567
Liabilities and Shareholders' Equity
Accrued Liabilities	26,729		22,001
Accumulated Surplus	$ 65,752		$ 55,580
ASU 2014-09 \| Cumulative Effect Adjustment
Assets
Accounts Receivable, net		$ (2,496)
Inventories, net		1,996
Liabilities and Shareholders' Equity
Accrued Liabilities		(176)
Accumulated Surplus		(324)
ASU 2014-09 \| Balance at January 1, 2018
Assets
Accounts Receivable, net		130,203
Inventories, net		70,563
Liabilities and Shareholders' Equity
Accrued Liabilities		21,825
Accumulated Surplus		$ 55,256