v2.4.1.9

Note 6 - Customer and Supplier Concentrations (Details Textual) (USD $) | 0 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 02, 2014 | May 30, 2014 | May 15, 2014 | May 16, 2014 | Feb. 04, 2014 | Oct. 31, 2014 | Jan. 31, 2014 | May 28, 2014 | Oct. 31, 2013 | Jul. 31, 2014
Major Suppliers Accounts Payable Current |  |  |  |  |  | $ 432,000 cmro_MajorSuppliersAccountsPayableCurrent | $ 3,053,000 cmro_MajorSuppliersAccountsPayableCurrent |  |  |
Pillsbury Winthrop Shaw Pittman L L P [Member] |  |  |  |  |  |  |  |  |  |
Major Suppliers Accounts Payable Current |  |  |  |  |  | 432,000 cmro_MajorSuppliersAccountsPayableCurrent / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = cmro_PillsburyWinthropShawPittmanLLPMember | 1,953,000 cmro_MajorSuppliersAccountsPayableCurrent / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = cmro_PillsburyWinthropShawPittmanLLPMember |  |  |
Lump Sum Legal Fee |  |  |  |  |  |  |  | 1,500,000 cmro_LumpSumLegalfee / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = cmro_PillsburyWinthropShawPittmanLLPMember |  |
Accrued Professional Fees |  |  |  |  |  |  |  | 400,000 us-gaap_AccruedProfessionalFeesCurrentAndNoncurrent / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = cmro_PillsburyWinthropShawPittmanLLPMember |  |
Interest Rate for Outstanding Legal Fees Payable Solely with Settlement |  |  |  |  |  |  |  | 20.00%cmro_InterestRateForOutstandingLegalFeesPayableSolelyWithsettlement / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = cmro_PillsburyWinthropShawPittmanLLPMember |  |
Constellation Units [Member] |  |  |  |  |  |  |  |  |  |
Units Shipped |  |  |  |  |  |  |  |  | 20,000 cmro_UnitsShipped / us-gaap_ProductOrServiceAxis = cmro_ConstellationUnitsMember |
Field Replacement Units [Member] |  |  |  |  |  |  |  |  |  |
Units Shipped |  |  |  |  |  |  |  |  | 11,000 cmro_UnitsShipped / us-gaap_ProductOrServiceAxis = cmro_FieldReplacementUnitsMember |
Chicony Power Technology Company Ltd [Member] |  |  |  |  |  |  |  |  |  |
Litigation Settlement, Amount |  |  | 7,600,000 us-gaap_LitigationSettlementAmount / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember | 7,600,000 us-gaap_LitigationSettlementAmount / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember | 9,700,000 us-gaap_LitigationSettlementAmount / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember |  |  |  |  |
Proceeds from Legal Settlements | 3,600,000 us-gaap_ProceedsFromLegalSettlements / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember | 3,600,000 us-gaap_ProceedsFromLegalSettlements / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember |  | 4,000,000 us-gaap_ProceedsFromLegalSettlements / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember |  |  |  |  |  |
Chicony Power Technology Company Ltd [Member] | Reversed in Second Quarter [Member] |  |  |  |  |  |  |  |  |  |
Major Suppliers Accounts Payable Current |  |  |  |  |  |  |  |  |  | $ 1,100,000 cmro_MajorSuppliersAccountsPayableCurrent / us-gaap_LitigationCaseAxis = cmro_ChiconyPowerTechnologyCompanyLtdMember / us-gaap_StatementScenarioAxis = cmro_ReversedInSecondQuarterMember

X
- Definition The interest rate on the remaining legal fee balance that will be paid solely when and if there is a recovered financial settlement from the ongoing litigation. + References No definition available. + Details
Name: | cmro_InterestRateForOutstandingLegalFeesPayableSolelyWithsettlement
Namespace Prefix: | cmro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of money paid in one installment for future legal services. + References No definition available. + Details
Name: | cmro_LumpSumLegalfee
Namespace Prefix: | cmro_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of current accounts payable that is due to major suppliers. + References No definition available. + Details
Name: | cmro_MajorSuppliersAccountsPayableCurrent
Namespace Prefix: | cmro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of units shipped. + References No definition available. + Details
Name: | cmro_UnitsShipped
Namespace Prefix: | cmro_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 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 210.7-03.15(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph a -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph 5 -Article 9 + Details
Name: | us-gaap_AccruedProfessionalFeesCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of judgment or settlement awarded to (against) the entity in respect of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Cash received for the settlement of litigation during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_ProceedsFromLegalSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_LitigationCaseAxis=cmro_ChiconyPowerTechnologyCompanyLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ProductOrServiceAxis=cmro_ConstellationUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ProductOrServiceAxis=cmro_FieldReplacementUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis=cmro_PillsburyWinthropShawPittmanLLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |