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LONG-TERM DEBT AND NOTE PAYABLE (Details) (USD $)
In Thousands, unless otherwise specified
May 03, 2015
Nov. 02, 2014
Debt Instrument [Line Items]    
Current portion of long-term debt $ (2,384)us-gaap_LongTermDebtCurrent $ (2,384)us-gaap_LongTermDebtCurrent
Total long-term debt, less current portion 461,765us-gaap_LongTermDebtNoncurrent 233,003us-gaap_LongTermDebtNoncurrent
4.25% Credit Agreement, Due June 2019 [Member]    
Debt Instrument [Line Items]    
Long Term Debt, Carrying Amount 214,149us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_CreditAgreementDueJune2019Member		 235,387us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_CreditAgreementDueJune2019Member
8.25% Senior Notes Due January 2023 [Member]    
Debt Instrument [Line Items]    
Long Term Debt, Carrying Amount 250,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_EightPointTwoFivePercentSeniorNotesDueJanuary2023Member		 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_EightPointTwoFivePercentSeniorNotesDueJanuary2023Member
4.00% on May 3, 2015 and 4.75% on November 2, 2014 [Member]    
Debt Instrument [Line Items]    
Long Term Debt, Carrying Amount $ 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_InterestAtFourPercentageOnFebruary12015AndFourPointSevenFivePercentageOnNovember22014Member		 $ 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= ncs_InterestAtFourPercentageOnFebruary12015AndFourPointSevenFivePercentageOnNovember22014Member