Stock Compensation Plans - Schedule of Transactions Involving Outstanding Stock Options and Non-Vested Restricted Stock and Restricted Stock Unit Awards Under 2006 Plan (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Oct. 30, 2016	Nov. 01, 2015	Nov. 02, 2014	Nov. 03, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	980,414	764,150
Number of shares, Outstanding Ending balance (shares)	1,921,036	980,414	764,150
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	50,159	15,000
Number of shares, Outstanding Ending balance (shares)	229,735	50,159	15,000
2015 Equity Incentive Plan | Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	0
Number of shares, Granted (shares)	981,154
Number of shares, Exercised (shares)	0
Number of shares, Forfeited (shares)	(2,748)
Number of shares, Vested (shares)	0
Number of shares, Outstanding Ending balance (shares)	978,406	0
Number of shares, Unvested (shares)	917,723
Number of shares, Vested and unexercisable (shares)	0
Number of shares, Exercisable (shares)	60,683
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]
Weighted average exercise price, Outstanding balance (USD per share)	$ 0.00
Weighted average exercise price, Granted (USD per share)	6.48
Weighted average exercise price, Forfeited (USD per share)	6.06
Weighted average exercise price, Outstanding balance (USD per share)	6.48	$ 0.00
Weighted average exercise price, Unvested (USD per share)	6.36
Weighted average exercise price, Vested and unexercisable (usd per share)	0.00
Weighted average exercise price, Exercisable (USD per share)	$ 8.33
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted average contractual life, Outstanding	9 years 6 months 4 days
Weighted average contractual life, Unvested	9 years 6 months 18 days
Weighted average contractual life, Exercisable	8 years 11 months 23 days
Aggregate Intrinsic Value, Outstanding	$ 242	$ 0
Aggregate Intrinsic Value, Expected to vest	22
Aggregate Intrinsic Value, Vested, Not Exercisable	0
Aggregate Intrinsic Value, Exercisable	$ 0
2015 Equity Incentive Plan | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	0
Number of shares, Granted (shares)	261,721
Number of shares, Forfeited (shares)	(550)
Number of shares, Vested (shares)	(75,219)
Number of shares, Outstanding Ending balance (shares)	185,952	0
Number of shares, Unvested (shares)	185,952
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted average grant date fair value, Outstanding (USD per share)	$ 0.00
Weighted average grant date fair value, Granted (USD per share)	6.41
Weighted average grant date fair value, Forfeited (USD per share)	6.06
Weighted average grant date fair value, Vested (USD per share)	6.06
Weighted average grant date fair value, Outstanding (USD per share)	7.13	$ 0.00
Weighted average grant date fair value, Unvested (USD per share)	$ 7.13
2006 Plan | Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	980,414	764,150	484,150
Number of shares, Granted (shares)	189,897	393,528	340,000
Number of shares, Expired (shares)		0	(34,600)
Number of shares, Exercised (shares)	(11,682)	(83,264)
Number of shares, Forfeited (shares)	(216,000)	(94,000)	(25,400)
Number of shares, Vested (shares)	0	0	0
Number of shares, Outstanding Ending balance (shares)	942,629	980,414	764,150	484,150
Number of shares, Unvested (shares)	214,555
Number of shares, Vested and unexercisable (shares)	85,000
Number of shares, Exercisable (shares)	643,074
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]
Weighted average exercise price, Outstanding balance (USD per share)	$ 9.14	$ 9.22	$ 6.50
Weighted average exercise price, Granted (USD per share)	7.18	9.21	12.59
Weighted average exercise price, Expired (USD per share)		0.00	6.39
Weighted average exercise price, Exercised (USD per share)	6.39	6.39
Weighted average exercise price, Forfeited (USD per share)	8.34	12.49	6.39
Weighted average exercise price, Outstanding balance (USD per share)	8.97	$ 9.14	$ 9.22	$ 6.50
Weighted average exercise price, Unvested (USD per share)	7.34
Weighted average exercise price, Vested and unexercisable (usd per share)	14.00
Weighted average exercise price, Exercisable (USD per share)	$ 8.84
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted average contractual life, Outstanding	6 years 10 months 28 days	5 years 3 months 23 days	5 years 5 months 5 days	5 years 5 months 1 day
Weighted average contractual life, Unvested	9 years 4 months 13 days
Weighted average contractual life, Vested, Not Exercisable	4 years 8 months 1 day
Weighted average contractual life, Exercisable	6 years 4 months 17 days
Aggregate Intrinsic Value, Outstanding	$ 1	$ 727	$ 776	$ 1,041
Aggregate Intrinsic Value, Expected to vest	1
Aggregate Intrinsic Value, Vested, Not Exercisable	0
Aggregate Intrinsic Value, Exercisable	$ 0
2006 Plan | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	50,159	23,334	73,334
Number of shares, Granted (shares)	38,314	170,979	15,000
Number of shares, Expired (shares)		0	0
Number of shares, Forfeited (shares)	0	0	0
Number of shares, Vested (shares)	(44,692)	(144,154)	(65,000)
Number of shares, Outstanding Ending balance (shares)	43,781	50,159	23,334	73,334
Number of shares, Unvested (shares)	43,781
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted average grant date fair value, Outstanding (USD per share)	$ 9.17	$ 7.68	$ 7.61
Weighted average grant date fair value, Granted (USD per share)	7.18	9.32	9.24
Weighted average grant date fair value, Expired (USD per share)		0.00	0.00
Weighted average grant date fair value, Forfeited (USD per share)	0.00	0.00	0.00
Weighted average grant date fair value, Vested (USD per share)	9.24	9.11	7.97
Weighted average grant date fair value, Outstanding (USD per share)	7.35	$ 9.17	$ 7.68	$ 7.61
Weighted average grant date fair value, Unvested (USD per share)	$ 7.35