v2.4.1.9
Note 2 - Current Developments, Future Operations, Liquidity and Capital Resources (Details Textual) (USD $)
9 Months Ended 0 Months Ended 1 Months Ended
Oct. 31, 2014
Oct. 31, 2013
Jun. 02, 2014
May 30, 2014
May 15, 2014
May 16, 2014
Feb. 04, 2014
May 30, 2014
Increase (Decrease) in Accounts Payable $ (3,617,000)us-gaap_IncreaseDecreaseInAccountsPayable $ 706,000us-gaap_IncreaseDecreaseInAccountsPayable            
Chicony Power Technology Company Ltd [Member]                
Litigation Settlement, Amount         7,600,000us-gaap_LitigationSettlementAmount
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
7,600,000us-gaap_LitigationSettlementAmount
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
9,700,000us-gaap_LitigationSettlementAmount
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
 
Proceeds from Legal Settlements     3,600,000us-gaap_ProceedsFromLegalSettlements
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
3,600,000us-gaap_ProceedsFromLegalSettlements
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
  4,000,000us-gaap_ProceedsFromLegalSettlements
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
   
Professional Fees               1,100,000us-gaap_ProfessionalFees
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
Chicony Power Technology Company Ltd [Member] | Net of Attorneys Fees [Member]                
Proceeds from Legal Settlements               6,500,000us-gaap_ProceedsFromLegalSettlements
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember
/ us-gaap_StatementScenarioAxis
= cmro_NetOfAttorneysFeesMember
Cost of Sales [Member] | Chicony Power Technology Company Ltd [Member]                
Increase (Decrease) in Accounts Payable               $ (1,100,000)us-gaap_IncreaseDecreaseInAccountsPayable
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember
/ us-gaap_LitigationCaseAxis
= cmro_ChiconyPowerTechnologyCompanyLtdMember