Stock-based Compensation Plans (Tables)

12 Months Ended

Oct. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes the performance-based stock options subject to service and performance conditions activity:

	For the Years Ended October 31,
	2016				2015				2014
	Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price
	(in thousands)				(in thousands)				(in thousands)
Options outstanding, at beginning of year	1,409		$	31.64	941		$	35.41	299		$	34.47
Granted	—		—		729		27.61		651		35.83
Forfeited	(436	)	34.22		(261	)	33.99		(9	)	35.09
Options outstanding, at end of year	973		30.47		1,409		31.64		941		35.41

The following table summarizes stock options activity:

	For the Years Ended October 31,
	2016				2015				2014
	Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price
	(in thousands)				(in thousands)				(in thousands)
Options outstanding, at beginning of year	2,886		$	39.33	3,657		$	39.46	5,000		$	37.94
Granted	35		10.60		40		37.03		251		38.51
Exercised	—		—		(44	)	25.68		(784	)	24.33
Forfeited/expired	(86	)	42.30		(767	)	40.60		(810	)	44.41
Options outstanding, at end of year	2,835		38.89		2,886		39.33		3,657		39.46
Options exercisable, at end of year	2,695		39.29		2,407		40.27		2,637		41.34

The following table summarizes the performance-based stock options subject to service and market conditions activity:

	For the Years Ended October 31,
	2016				2015				2014
	Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price		Shares		Weighted Average Exercise Price
	(in thousands)				(in thousands)				(in thousands)
Options outstanding, at beginning of year	615		$	27.24	670		$	27.24	759		$	27.24
Forfeited	(48	)	27.24		(55	)	27.24		(89	)	27.24
Options outstanding, at end of year	567		27.24		615		27.24		670		27.24
Options exercisable, at end of year	567		27.24		—		—		—		—

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

The following table summarizes information about stock options outstanding:

	Shares	Weighted Average Remaining Contractual Life	Weighted Average Exercise Price		Aggregate Intrinsic Value
Range of Exercise Prices:	(in thousands)	(in years)			(in millions)
$ 10.60 - $ 31.19	807	3.2	$	26.67	$	0.5
$ 31.20 - $ 39.32	1,343	2.4	36.85		—
$ 39.33 - $ 68.65	685	1.5	57.28		—
Options Outstanding	2,835

The following table summarizes information about stock options exercisable:

	Shares	Weighted Average Remaining Contractual Life	Weighted Average Exercise Price		Aggregate Intrinsic Value
Range of Exercise Prices:	(in thousands)	(in years)			(in millions)
$ 10.60 - $ 31.19	772	3.1	$	27.40	$	0.1
$ 31.20 - $ 39.32	1,265	2.2	36.89		—
$ 39.33 - $ 68.65	658	1.4	57.83		—
Options Exercisable	2,695

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

The following table summarizes the annual weighted average assumptions:

	For the Years Ended October 31,
	2015		2014
Risk-free interest rate	1.4	%	1.6	%
Expected volatility	42.9	%	45.5	%
Expected life (in years)	4.7		4.9

The following table summarizes the annual weighted average assumptions:

	For the Years Ended October 31,
	2016		2015		2014
Risk-free interest rate	1.7	%	1.6	%	1.6	%
Expected volatility	56.8	%	40.2	%	45.6	%
Expected life (in years)	4.8		4.9		4.9

Nonvested Restricted Stock Shares Activity [Table Text Block]

The following table summarizes restricted stock activity:

	For the Years Ended October 31,
	2016				2015				2014
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)				(in thousands)
Nonvested, at beginning of year	—		$	—	41		$	24.13	41		$	24.13
Granted	5		12.52		2		29.50		4		33.70
Vested	(5	)	12.52		(43	)	24.38		(4	)	33.70
Nonvested, at end of year	—		—		—		—		41		24.13

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

The following tables summarize RSUs activity for the years ended October 31:

	Share-Settled RSUs
	2016				2015				2014
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)				(in thousands)
Nonvested, at beginning of year	69		$	28.60	188		$	28.75	299		$	29.54
Granted	624		8.76		—		—		—		—
Vested	(66	)	28.66		(114	)	28.91		(90	)	31.74
Forfeited	(14	)	13.07		(5	)	27.24		(21	)	27.24
Nonvested, at end of year	613		8.74		69		28.60		188		28.75
	Cash-Settled RSUs
	2016				2015				2014
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)				(in thousands)
Nonvested, at beginning of year	498		$	29.96	469		$	33.00	194		$	43.74
Granted	650		7.26		280		27.67		470		32.44
Vested	(231	)	26.06		(190	)	33.82		(124	)	47.48
Forfeited	(100	)	22.19		(61	)	30.75		(71	)	33.24
Nonvested, at end of year	817		13.95		498		29.96		469		33.00

Schedule of Nonvested Performance-based Units Activity [Table Text Block]

The following tables summarize PSUs activity for the years ended October 31:

	Share-Settled PSUs subject to Service and Performance Conditions
	2016				2015				2014
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)				(in thousands)
Nonvested, at beginning of year	244		$	28.73	292		$	28.48	326		$	28.35
Forfeited	(244	)	28.73		(48	)	27.24		(34	)	27.24
Nonvested, at end of year	—		—		244		28.73		292		28.48

	Cash-Settled PSUs subject to Service and Performance Conditions
	2016				2015				2014
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares			Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)				(in thousands)
Nonvested, at beginning of year	434		$	30.64	221		$	35.11	$	—		$	—
Granted	—		—		277		27.61		225			35.10
Forfeited	(55	)	30.65		(64	)	32.95		(4		)	35.09
Nonvested, at end of year	379		30.63		434		30.64		221			35.11

	Cash Settled PSUs subject to Service and Market Conditions
	2016				2015			2014
	Shares		Weighted Average Grant Date Fair Value		Shares	Weighted Average Grant Date Fair Value		Shares	Weighted Average Grant Date Fair Value
	(in thousands)				(in thousands)			(in thousands)
Nonvested, at beginning of year	172		$	69.64	172	$	69.64	172	$	69.64
Forfeited	(102	)	82.86		—	—		—	—
Nonvested, at end of year	70		50.52		172	69.64		172	69.64