Fair Value of Financial Instruments and Long Term Debt (Tables)

12 Months Ended

Apr. 30, 2015

The Company’s long-term debt at carrying amount by issuance is as follows:



	As of April 30,
	2015		2014
Capitalized lease obligations discounted at 5.22% to 7.09% due in various monthly installments through 2048 (Note 7)	$	9,643	$	10,195
5.72% Senior notes due in 14 installments beginning September 30, 2012 and ending March 30, 2020	75,000		75,000
5.22% Senior notes due August 9, 2020	569,000		569,000
3.67% Senior notes (Series A) due in 7 installments beginning June 17, 2022, and ending June 15, 2028	150,000		150,000
3.75% Senior notes (Series B) due in 7 installments beginning December 17, 2022 and ending December 18, 2028	50,000		50,000
	853,643		854,195
Less current maturities	15,398		553
	$	838,245	$	853,642

Schedule of Maturities of Long-term Debt Including Capitalized Lease Obligations

Listed below are the aggregate maturities of long-term debt, including capitalized lease obligations, for the 5 years commencing May 1, 2015 and thereafter:



Years ended April 30,	Capital Leases		Senior Notes		Total
2016	$	398	$	15,000	$	15,398
2017	375		15,000		15,375
2018	396		15,000		15,396
2019	417		15,000		15,417
2020	441		15,000		15,441
Thereafter	7,616		769,000		776,616
	$	9,643	$	844,000	$	853,643