Stock-based Compensation Plans (Tables)

12 Months Ended

Oct. 31, 2018

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

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

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

	For the Years Ended October 31,
	2018				2017				2016
	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	431		$	27.24	567		$	27.24	615		$	27.24
Exercised	(44	)	27.24		(130	)	27.24		—		—
Forfeited	—		—		(6	)	27.24		(48	)	27.24
Options outstanding, at end of year	387		27.24		431		27.24		567		27.24
Options exercisable, at end of year	387		27.24		431		27.24		567		27.24

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

	For the Years Ended October 31,
	2018				2017				2016
	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	599		$	27.59	973		$	30.47	1,409		$	31.64
Exercised	(13	)	27.67		—		—		—		—
Forfeited	(434	)	27.59		(374	)	35.09		(436	)	34.22
Options outstanding, at end of year	152		27.59		599		27.59		973		30.47

The following table summarizes stock options activity:

	For the Years Ended October 31,
	2018				2017				2016
	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	2,408		$	38.81	2,835		$	38.89	2,886		$	39.33
Granted	236		40.44		301		27.88		35		10.6
Exercised	(236	)	32.78		(325	)	30.25		—		—
Forfeited/expired	(628	)	56.64		(403	)	38.13		(86	)	42.30
Options outstanding, at end of year	1,780		28.98		2,408		38.81		2,835		38.89
Options exercisable, at end of year	1,396		33.55		2,073		40.72		2,695		39.29

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	813	3.7	$	28.19	$	4.3
$ 31.20 - $ 39.32	684	0.9	37.02		—
$ 39.33 - $ 68.65	283	7.3	41.52		—
Options Outstanding	1,780

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	637	2.5	$	28.52	$	3.2
$ 31.20 - $ 39.32	678	0.8	37.05		—
$ 39.33 - $ 68.65	81	2.4	43.86		—
Options Exercisable	1,396

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,
	2018		2017		2016
Risk-free interest rate	2.5	%	1.9	%	1.7	%
Expected volatility	49.1	%	55.2	%	56.8	%
Expected life (in years)	5.3		5.0		4.8

Nonvested Restricted Stock Shares Activity [Table Text Block]

The following table summarizes restricted stock activity:

	For the Years Ended October 31,
	2018				2017				2016
	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	—		$	—	—		$	—	—		$	—
Granted	4		34.97		5		24.62		5		12.52
Vested	(4	)	34.97		(5	)	24.62		(5	)	12.52
Nonvested, at end of year	—		—		—		—		—		—

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
	2018				2017				2016
	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	619		$	15.04	613		$	8.74	69		$	28.60
Granted	168		40.05		210		27.28		624		8.76
Vested	(214	)	9.59		(204	)	8.74		(66	)	28.66
Forfeited	(71	)	20.24		—		—		(14	)	13.07
Nonvested, at end of year	502		25.01		619		15.04		613		8.74
	Cash-Settled RSUs
	2018				2017				2016
	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	587		$	18.02	817		$	13.95	498		$	29.96
Granted	187		40.12		258		27.48		650		7.26
Vested	(319	)	16.42		(456	)	15.92		(231	)	26.06
Forfeited	(27	)	22.76		(32	)	20.17		(100	)	22.19
Nonvested, at end of year	428		28.58		587		18.02		817		13.95

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

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

	Share-Settled PUs subject to Service and Performance Conditions
	2018			2017			2016
	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
Forfeited	—	—		—	—		(244	)	28.73
Nonvested, at end of year	—	—		—	—		—		—

	Cash-Settled PUs subject to Service and Performance Conditions
	2018				2017				2016
	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	220		$	27.59	379		$	30.63	$	434		$	30.64
Granted	—		—		—		—		—			—
Vested	(121	)	27.59		—		—		—			—
Forfeited	(99	)	27.59		(159	)	34.86		(55		)	30.65
Nonvested, at end of year	—		—		220		27.59		379			30.63

	Cash Settled PUs subject to Service and Market Conditions
	2018			2017				2016
	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	—	$	—	70		$	50.52	172		$	69.64
Forfeited	—	—		(70	)	50.52		(102	)	82.86
Nonvested, at end of year	—	—		—		—		70		50.52