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Note 2 - Summary of Significant Accounting Policies (Details) (USD $)
3 Months Ended 12 Months Ended 78 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2015
Mar. 31, 2015
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Estimating Real Property Value, Number of Approaches 3rmiix_EstimatingRealPropertyValueNumberOfApproaches     3rmiix_EstimatingRealPropertyValueNumberOfApproaches
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ 350,062us-gaap_ProfitLoss $ 201,846us-gaap_ProfitLoss    
Cash and Cash Equivalents, Maximum Initial Maturity 3 months      
Scenario, Forecast [Member] | Earnings Distributed To Members [Member]        
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest     832,653us-gaap_ProfitLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedToMembersMember
 
Earnings Distributed To Members [Member]        
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Partners' Capital Account, Distributions 387,250us-gaap_PartnersCapitalAccountDistributions
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedToMembersMember
    4,448,842us-gaap_PartnersCapitalAccountDistributions
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedToMembersMember
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 346,561us-gaap_ProfitLoss
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedToMembersMember
    3,616,189us-gaap_ProfitLoss
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedToMembersMember
Earnings Distributed Used In DRIP [Member]        
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Partners' Capital Account, Distributions       $ 2,102,594us-gaap_PartnersCapitalAccountDistributions
/ us-gaap_TransactionTypeAxis
= rmiix_EarningsDistributedUsedInDRIPMember