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RELATED-PARTY TRANSACTIONS - Transactions Involving CS Financial and Jeffrey T. Seabold (Details) - USD ($) $ / shares in Units, $ in Millions	Oct. 31, 2016	Nov. 02, 2015	Oct. 31, 2014	Oct. 31, 2013
Performance Shares
Related Party Transaction [Line Items]
Number of shares (in shares)				92,781
CS Financial
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				173,791
Par value of stocks issued (in dollars per share)				$ 0.01
Cash paid for acquisition				$ 1.5
Noninterest-bearing note				$ 3.2
CS Financial | Managing Director and Chief Lending Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				103,663
CS Financial | Brother of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				16,140
CS Financial | Sister-in-Law of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				16,140
Number of shares transferred from one related party to another related party (in shares)				103,663
CS Financial | Father of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				3,228
CS Financial | Certain Employees of Acquired Entity
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)				34,620
CS Financial | Performance Shares | Managing Director and Chief Lending Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)	28,547	28,545	28,545
CS Financial | Performance Shares | Brother of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)	1,083	1,082	1,082
CS Financial | Performance Shares | Sister-in-Law of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)	1,083	1,082	1,082
CS Financial | Performance Shares | Father of President and Chief Executive Officer
Related Party Transaction [Line Items]
Shares paid as merger consideration (in shares)	218	216	216

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