DEBT (Schedule of Debt) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Debt Instrument
Long-term debt	$ 206,500
Capital leases	100	$ 100
Less: unamortized debt issuance costs	(200)	(300)
Total debt and capital leases	206,400	226,100
Less current maturities	(111,975)	(100,453)
Long-term debt	94,379	125,596
Tax increment financing debt
Debt Instrument
Long-term debt	19,800	20,800
Foreign subsidiary debt
Debt Instrument
Long-term debt	5,400	3,500
New York Life Investors LLC
Debt Instrument
Long-term debt	75,000	75,000
Prudential
Debt Instrument
Long-term debt	30,000	60,000
Credit Agreement
Debt Instrument
Long-term debt	$ 76,300	$ 67,000

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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