Share-Based Compensation - Summary Stock Option Activity Restricted Stock Unit Activity And Performance Share Activity (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Oct. 28, 2016	Oct. 30, 2015	Oct. 31, 2014	Oct. 25, 2013
Stock incentive plan stock options
Number of Options
Options outstanding at beginning of year	2,837,349	2,650,450	2,245,075
Options granted	1,375,800	499,000	847,150
Options exercised	(29,422)	(26,971)	(241,739)
Options forfeited or cancelled	(327,626)	(285,130)	(200,036)
Options outstanding at end of year	3,856,101	2,837,349	2,650,450	2,245,075
Exercisable as of October 28, 2016	2,060,053
Weighted-Average Exercise Price Per Share
Weighted-average exercise price of options outstanding at beginning of year (in dollars per share)	$ 58.04	$ 59.34	$ 59.28
Weighted-average exercise price of options granted (in dollars per share)	12.19	50.25	55.45
Weighted-average exercise price of options exercised (in dollars per share)	21.69	20.59	37.05
Weighted-average exercise price of options cancelled or forfeited (in dollars per share)	56.75	60.07	70.29
Weighted-average exercise price of options outstanding at end of year (in dollars per share)	42.17	$ 58.04	$ 59.34	$ 59.28
Weighted-average exercise price of options exercisable (in dollars per share)	$ 59.19
Weighted-average remaining contractual term outstanding	6 years 4 months 24 days	5 years 10 months 24 days	6 years 8 months 2 days	6 years 9 months 18 days
Weighted-average remaining contractual term exercisable	4 years 4 months 24 days
Weighted-average grant date fair value of options granted (in dollars per share)	$ 4.36	$ 11.59	$ 12.88
Aggregate intrinsic value of options outstanding (in dollars)	$ 22.3	$ 0.0	$ 9.6	$ 18.7
Aggregate intrinsic value of options exercised (in dollars)	0.1	$ 0.7	$ 5.5
Aggregate intrinsic value of options exercisable (in dollars)	$ 1.4
Stock incentive plan restricted stock units
Number of Shares
Outstanding units/shares at beginning of year	1,329,589	1,180,319	1,066,916
Units/shares granted	904,332	600,116	379,759
Units earned from dividends	4,048	36,019	15,813
Units settled / Shares distributed	(476,137)	(311,966)	(172,760)
Units deferred			(2,601)
Units/shares forfeited	(157,486)	(174,899)	(106,808)
Outstanding units/shares at end of year	1,604,346	1,329,589	1,180,319	1,066,916
Weighted-Average Grant Date Fair Value Per Share
Weighted-average grant date fair value of units/shares outstanding at beginning of year (in dollars per share)	$ 53.45	$ 59.14	$ 60.35
Weighted-average grant date fair value of units/shares granted (in dollars per share)	12.39	49.83	55.49
Weighted-average grant date fair value of units earned from dividends (in dollars per share)	14.97	31.31	57.51
Weighted average grant date fair value of units vested/shares distributed (in dollars per share)	59.63	66.22	55.63
Weighted-average grant date fair value of units deferred (in dollars per share)			21.69
Weighted average grant date fair value of units/shares forfeited (in dollars per share)	38.01	52.13	64.64
Weighted-average grant date fair value of units/shares outstanding at end of year (in dollars per share)	$ 28.89	$ 53.45	$ 59.14	$ 60.35
Aggregate intrinsic value of units settled / shares distributed (in dollars)	$ 6.7	$ 15.2	$ 9.7
Aggregate intrinsic value of units deferred (in dollars)			$ 0.1
Stock incentive plan performance shares
Number of Shares
Outstanding units/shares at beginning of year	218,274	100,029	344,389
Units/shares granted	261,400	167,625	109,700
Target adjustment	(128,934)	(24,253)	(245,013)
Units settled / Shares distributed			(56,804)
Units/shares forfeited	(11,315)	(25,127)	(52,243)
Outstanding units/shares at end of year	339,425	218,274	100,029	344,389
Weighted-Average Grant Date Fair Value Per Share
Weighted-average grant date fair value of units/shares outstanding at beginning of year (in dollars per share)	$ 50.06	$ 53.42	$ 72.72
Weighted-average grant date fair value of units/shares granted (in dollars per share)	12.08	47.96	53.42
Weighted-average grant date fair value of target adjustment (in dollars per share)	49.98	50.06	63.76
Weighted average grant date fair value of units vested/shares distributed (in dollars per share)			78.69
Weighted average grant date fair value of units/shares forfeited (in dollars per share)	30.00	49.45	57.71
Weighted-average grant date fair value of units/shares outstanding at end of year (in dollars per share)	$ 21.51	$ 50.06	$ 53.42	$ 72.72
Aggregate intrinsic value of units settled / shares distributed (in dollars)			$ 3.0