Stock Based Compensation Plans (Tables)

9 Months Ended

Jul. 31, 2012

Stock Based Compensation Disclosure Table [Abstract]

Summary of stock-based compensation expense recognized by plan

		Three Months Ended				Nine Months Ended
		July 31,				July 31,
(in thousands)		2012		2011		2012		2011
2008 Plan:
Stock options	$	6,314	$	7,408	$	21,758	$	24,617
Restricted shares		6,014		4,072		18,021		12,794
Phantom stock units		67		(1)		190		208
Employee Stock Purchase Plan		318		528		426		781
Incentive Plan – Stock Alternative		25		108		151		373
ACM Plan		232		159		695		479
PPA Plan		595		380		1,768		1,140
Total stock-based compensation expense	$	13,565	$	12,654	$	43,009	$	40,392

Weighted-average grant date fair value of options granted

	2012	2011
Weighted-average grant date fair value
of options granted	$6.69	$8.55

Assumptions used to determine the weighted average grant date fair value of options granted

	2012	2011
Assumptions:
Dividend yield	2.9% to 3.1%	2.2% to 2.4%
Volatility	25% to 36%	34%
Risk-free interest rate	1.0% 1.6%	2.2% to 3.1%
Expected life of options	7.2	7.3

Summary of stock option transactions

(share and intrinsic value figures in thousands)	Shares	Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Term		Aggregate Intrinsic Value
Options outstanding, beginning of period	27,799	$	26.50
Granted	3,110		25.07
Exercised	(1,041)		16.65
Forfeited/expired	(541)		29.99
Options outstanding, end of period	29,327	$	26.63	4.7	$	87,539
Options exercisable, end of period	19,941	$	25.82	3.3	$	76,481
Vested or expected to vest	28,952	$	26.61	4.7	$	87,097

Summary of restricted share activity

		Weighted-
		Average
		Grant
		Date Fair
(share figures in thousands)	Shares	Value
Unvested, beginning of period	2,482	$	27.29
Granted	1,390		25.07
Vested	(476)		26.47
Forfeited	(149)		26.97
Unvested, end of period	3,247	$	26.47