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SHORT-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2017

Short-term Debt [Abstract]

Schedule of Short-term Debt

Short-term debt consisted of the following (in thousands of dollars):

	As of December 31,
	2017				2016
Lines of Credit
Outstanding at December 31	$	55,603			$	16,392
Maximum month-end balance during the year	$	55,621			$	24,722
Weighted average interest rate during the year	2.41		%		4.04		%
Weighted average interest rate at December 31	2.01		%		5.13		%
Commercial Paper
Outstanding at December 31	$	—			$	369,748
Maximum month-end balance during the year	$	454,696			$	629,712
Weighted average interest rate during the year	0.83		%		0.50		%
Weighted average interest rate at December 31	—		%		0.69		%

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- Definition

Tabular disclosure of short-term debt arrangements (having initial terms of repayment within one year or the normal operating cycle, if longer) including: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- References

No definition available.

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