Note 13 - Employee Benefit Plans (Detail) - SIP Activity (USD $) In Millions, except Share data in Thousands, unless otherwise specified	9 Months Ended
	Jun. 30, 2012
Outstanding at beginning of fiscal year	15,245
Outstanding at beginning of fiscal year (in Dollars per share)	$ 18.85
Outstanding at end of period	12,664
Outstanding at end of period (in Dollars per share)	$ 18.26
Outstanding at end of period	6 years 36 days
Outstanding at end of period (in Dollars)	$ 12.8
Vested and expected to vest	12,424
Vested and expected to vest (in Dollars per share)	$ 18.30
Vested and expected to vest	6 years 36 days
Vested and expected to vest (in Dollars)	12.6
Exercisable at end of period	7,635
Exercisable at end of period (in Dollars per share)	$ 19.79
Exercisable at end of period	4 years 328 days
Exercisable at end of period (in Dollars)	$ 7.8
Granted	294
Granted (in Dollars per share)	$ 16.21
Exercised	(770)
Exercised (in Dollars per share)	$ 12.11
Forfeited	(550)
Forfeited (in Dollars per share)	$ 16.50
Expired	(1,555)
Expired (in Dollars per share)	$ 27.35