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DEBT (Tables)

12 Months Ended

Dec. 31, 2016

Debt Instrument [Line Items]

Schedule of debt

At December 31, 2016 and 2015, debt consisted of the following:

		December 31,
		2016				2015
Long-term debt
Senior Unsecured Notes due through 2045, interest at 2.8% to 4.0% (net of debt issuance costs of $1,586 and $853 at December 31, 2016 and 2015, respectively), swapped $100,000 to variable interest rates of 1.5% to 2.7%		$	692,975			$	349,147
Other borrowings due through 2023, interest up to 8.0%		10,860				2,656
		703,835				351,803
Less current portion		131				1,456
Long-term debt, less current portion		703,704				350,347
Short-term debt
Amounts due banks, interest at 29.0% (24.1% in 2015)		1,758				2,822
Current portion long-term debt		131				1,456
Total short-term debt		1,889				4,278
Total debt		$	705,593			$	354,625

Senior Notes 2015 [Member]

Debt Instrument [Line Items]

Schedule of debt

The maturity and interest rates of the 2015 Notes are as follows:

	Amount				Maturity Date		Interest Rate
Series A	$	100,000			August 20, 2025		3.15	%
Series B	100,000				August 20, 2030		3.35	%
Series C	50,000				April 1, 2035		3.61	%
Series D	100,000				April 1, 2045		4.02	%

Senior Notes 2016 [Member]

Debt Instrument [Line Items]

Schedule of debt

The maturity and interest rates of the 2016 Notes are as follows:

	Amount				Maturity Date		Interest Rate
Series A	$	100,000			October 20, 2028		2.75	%
Series B	100,000				October 20, 2033		3.03	%
Series C	100,000				October 20, 2037		3.27	%
Series D	50,000				October 20, 2041		3.52	%

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