CONSOLIDATED CONDENSED STATEMENT OF SHAREHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income	Treasury Stock	Comprehensive Income
Balance at Sep. 30, 2011	$ 3,270,047	$ 10,724	$ 210,909	$ 2,954,210	$ 98,908	$ (4,704)
Balance (in shares) at Sep. 30, 2011	107,243,473	107,243,000				157,000
Comprehensive Income:
Net income	274,005			274,005			274,005
Other comprehensive income:
Change in value on available-for-sale securities	58,817				58,817		58,817
Amortization of net periodic benefit costs-net of actuarial gain	1,079				1,079		1,079
Total comprehensive income	333,901						333,901
Cash dividends ($0.14 per share)	(15,102)			(15,102)
Exercise of stock options	1,895	28	4,624			(2,757)
Exercise of stock options (in shares)		281,000				47,000
Tax benefit of stock-based awards, including excess tax benefits of $3,417	4,111		4,111
Stock issued for vested restricted stock, net of shares withheld for employee taxes	(1,514)	4	(2,485)			967
Stock issued for vested restricted stock, net of shares withheld for employee taxes (in shares)		41,000				(51,000)
Stock-based compensation	8,758		8,758
Balance at Mar. 31, 2012	$ 3,602,096	$ 10,756	$ 225,917	$ 3,213,113	$ 158,804	$ (6,494)
Balance (in shares) at Mar. 31, 2012	107,564,656	107,565,000				153,000