Note 8 - Investments in Marketable Securities (Tables)

9 Months Ended

Jun. 30, 2015

Notes Tables

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

	Investments
	June 30, 2015						September 30, 2014
	(Unaudited)
	Aggregate fair value		Amortized/Adjusted cost basis		Pretax unrealized gains		Aggregate fair value		Amortized/Adjusted cost basis		Pretax unrealized gains
Marketable securities
Common stocks	$	174,112,000	$	49,980,000	$	124,132,000	$	165,734,000	$	43,042,000	$	122,692,000
Bonds		7,525,000		4,938,000		2,587,000		7,942,000		4,934,000		3,008,000
Total	$	181,637,000	$	54,918,000	$	126,719,000	$	173,676,000	$	47,976,000	$	125,700,000