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LONG-TERM BORROWINGS (Details) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2016 USD ($) shares $ / shares | Jan. 31, 2015 USD ($) shares $ / shares | Oct. 29, 2017 USD ($) | Oct. 30, 2016 USD ($) | Nov. 01, 2015 USD ($) | Mar. 31, 2011 USD ($)
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Long-term debt and capital lease obligations |  |  | $ 61,976,000 | $ 67,288,000 |  |
Less current portion |  |  | 4,639,000 | 5,428,000 |  |
Long-term debt and capital lease obligations non current |  |  | 57,337,000 | 61,860,000 |  |
Interest payments |  |  | 2,100,000 | 3,200,000 | $ 4,400,000 |
Debt Issuance Costs [Abstract] |  |  |  |  |  |
Other assets |  |  | 3,870,000 | 3,792,000 |  |
Long-term borrowings |  |  | 57,337,000 | 61,860,000 |  |
ASU 2015-03 [Member] | Previously Reported [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Long-term debt and capital lease obligations non current |  |  | 62,139,000 |  |  |
Debt Issuance Costs [Abstract] |  |  |  |  |  |
Other assets |  |  | 4,071,000 |  |  |
Long-term borrowings |  |  | 62,139,000 |  |  |
ASU 2015-03 [Member] | Change Due to Adoption [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Long-term debt and capital lease obligations non current |  |  | (279,000) |  |  |
Debt Issuance Costs [Abstract] |  |  |  |  |  |
Other assets |  |  | (279,000) |  |  |
Long-term borrowings |  |  | (279,000) |  |  |
ASU 2015-03 [Member] | Retrospectively Adjusted [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Long-term debt and capital lease obligations non current |  |  | 61,860,000 |  |  |
Debt Issuance Costs [Abstract] |  |  |  |  |  |
Other assets |  |  | 3,792,000 |  |  |
Long-term borrowings |  |  | $ 61,860,000 |  |  |
Credit Facility [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Maturity date of debt |  |  | Dec. 31, 2018 |  |  |
Variable interest rate |  |  | 2.49% |  |  |
Maximum borrowing capacity |  |  | $ 75,000,000 |  |  |
Current borrowing capacity |  |  | 50,000,000 |  |  |
Available borrowing capacity |  |  | 50,000,000 |  |  |
Amount outstanding under credit facility |  |  | 0 |  |  |
3.25% Convertible Senior Notes due in April 2019 [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Convertible debt |  |  | $ 57,337,000 | 57,221,000 |  |
Interest rate percentage |  |  | 3.25% |  |  |
Maturity date of debt |  |  | Apr. 01, 2019 |  |  |
Number of shares each note is convertible to (in shares) | shares |  | 96 |  |  |  |
Face amount of each note converted |  | $ 1,000 |  |  |  |
Conversion price per share (in dollars per share) | $ / shares |  | $ 10.37 |  |  |  |
Original face amount of debt |  |  | $ 57,500,000 |  |  |
3.25% Convertible Senior Notes due in April 2016 [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Interest rate percentage | 3.25% |  |  |  |  |
Maturity date of debt | Apr. 01, 2016 |  |  |  |  |
Repayments of convertible debt | $ 50,100,000 |  |  |  |  |
Conversion of debt to common stock (in shares) | shares | 700,000 |  |  |  |  |
Number of shares each note is convertible to (in shares) | shares | 96 |  |  |  |  |
Face amount of each note converted | $ 1,000 |  |  |  |  |
Conversion price per share (in dollars per share) | $ / shares | $ 10.37 |  |  |  |  |
Original face amount of debt |  |  |  |  |  | $ 57,500,000
2.77% Capital Lease Obligation Payable through July 2018 [Member] |  |  |  |  |  |
Long-term borrowings and Long-term Debt, unclassified [Abstract] |  |  |  |  |  |
Long-term debt and capital lease obligations |  |  | $ 4,639,000 | $ 10,067,000 |  |
Interest rate percentage |  |  | 2.77% |  |  |
Maturity date of debt |  |  | Jul. 31, 2018 |  |  |
Original face amount of debt |  |  | $ 26,400,000 |  |  |
Periodic payments |  |  | $ 500,000 |  |  |
Frequency of periodic payment |  |  | per month |  |  |
Repayment period of debt |  |  | 5 years |  |  |
Amount payable through the end of lease term |  |  | $ 4,700,000 |  |  |
Interest included in lease payments |  |  | $ 100,000 |  |  |

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- Definition Amount of minimum lease payments for capital leases net of executory costs, which include amounts paid by the lessee to the lessor for insurance, maintenance and taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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- Definition Amount of the required periodic payments applied to principal. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of cash paid for interest. Includes, but is not limited to, payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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