Commitments and Contingencies - Additional Information (Detail) (USD $)	3 Months Ended		9 Months Ended
	Aug. 01, 2014	Jul. 26, 2013	Aug. 01, 2014	Jul. 26, 2013	Mar. 05, 2014
Loss Contingencies [Line Items]
Environmental remediation expense		$ 1,500,000
Income (loss) from discontinued operations, net of tax	0	(975,000)	(343,000)	(975,000)
Consent agreement term			The Consent Agreement has a three-year term and provides for: (i) a payment of $20 million, $10 million of which is suspended and eligible for offset credit based on verified expenditures for past and future remedial compliance measures; (ii) the appointment of an external Special Compliance Official to oversee compliance with the Consent Agreement and the ITAR; (iii) two external audits of the Company’s ITAR compliance program; and (iv) continued
Total penalty proposed by DDTC Office of Compliance					20,000,000
Penalty suspended and eligible for offset credit					10,000,000
Estimated and recorded charge		10,000,000		10,000,000
Paid and Recorded in March 2014		4,000,000		4,000,000
Estimated and to be paid in March 2015		2,000,000		2,000,000
Estimated and to be paid in March 2016		2,000,000		2,000,000
Estimated and to be paid March 2017		$ 2,000,000		$ 2,000,000