Note 7 - Investments in U.S. Treasury Notes and Bills and Marketable Securities (Tables)

9 Months Ended

Jun. 30, 2012

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

	June 30, 2012						September 30, 2011
	(Unaudited)
	Aggregate fair value		Amortized/ Adjusted cost basis		Pretax unrealized gains		Aggregate fair value		Amortized cost basis		Pretax unrealized gains
U.S. Treasury Bills	$	2,800,000	$	2,800,000	$	---	$	13,100,000	$	13,100,000	$	---
Marketable securities
Common stocks		86,869,000		40,190,000		46,679,000		48,393,000		26,655,000		21,738,000
Bonds		7,962,000		4,931,000		3,031,000		7,723,000		4,929,000		2,794,000
Total	$	97,631,000	$	47,921,000	$	49,710,000	$	69,216,000	$	44,684,000	$	24,532,000