GAIN ON INSURANCE RECOVERY (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
May 03, 2015	May 04, 2014	May 03, 2015	May 04, 2014
Business Interruption Loss [Line Items]
Gain On Insurance Recovery	$ 0ncs_GainOnInsuranceRecovery	$ 324ncs_GainOnInsuranceRecovery	$ 0ncs_GainOnInsuranceRecovery	$ 1,311ncs_GainOnInsuranceRecovery
Finite-Lived Intangible Asset, Useful Life			10 years

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration