Long-Term Debt (Tables)

12 Months Ended

Jul. 31, 2012

Long-Term Debt [Abstract]

Schedule Of Long-Term Debt

	2012		2011
	(thousands of dollars)
4.85% Unsecured senior notes, interest payable semi-annually.
This note was repaid on December 17, 2011.		—		30,000
6.59% Unsecured senior notes, interest payable semi-annually,
principal payment of $80.0 million due November 14, 2013		80,000		80,000
5.48% Unsecured senior notes, interest payable semi-annually,
principal payment of $50.0 million due June 1, 2017		50,000		50,000
5.48% Unsecured senior notes, interest payable semi-annually,
principal payment of $25.0 million due September 28, 2017		25,000		25,000
5.48% Unsecured senior notes, interest payable semi-annually,
principal payment of $25.0 million due November 30, 2017		25,000		25,000
1.418% Guaranteed senior notes, interest payable semi-annually.
This note was repaid on January 31, 2012.		—		15,595
2.019% Guaranteed senior note, interest payable semi-annually,
principal payment of ¥1.65 billion due May 18, 2014		21,117		21,442
Capitalized lease obligations and other, with various maturity dates and interest rates		774		796
Terminated interest rate swap contracts		3,938		5,786
Total		205,829		253,619
Less current maturities		2,346		47,871
Total long-term debt	$	203,483	$	205,748