Term, in years, of the typical amortization used on loans made.

No definition available.

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- Definition

Largest principal balance on a single loan in the secured loan portfolio

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Number of interest only loans.

+ References

No definition available.

+ Details

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- Definition

Total number of secured loans

+ References

No definition available.

+ Details

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- Definition

Represents the loans receivable, percent of aggregate principal.

+ References

No definition available.

+ Details

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- Definition

Loans receivable, percent of assets.

+ References

No definition available.

+ Details

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- Definition

Percent of total secured loans with a similar property type

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

Loans receivable, remaining term.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Term, in years, of the typical loan made.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Loans receivable, yield of loan acquired.

+ References

No definition available.

+ Details

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- Details

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- Definition

Percentage of loan portfolio limited for funding of rehabilitation loans.

+ References

No definition available.

+ Details

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Namespace Prefix:	rmiix_
Data Type:	num:percentItemType
Balance Type:	na
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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 33

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953676-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5111-111524

+ Details

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Period Type:	instant

- Definition

Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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- Definition

The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.1(c))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Subparagraph c

-Article 7

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Indicates the number of mortgages under each classification.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29.3)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Paragraph 3

-Article 12

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Note 4 - Loans (Details) (USD $)	3 Months Ended	12 Months Ended
Note 4 - Loans (Details) (USD $)	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013
Note 4 - Loans (Details) [Line Items]
Loans Receivable, Term	5 years
Loans Receivable Number of Loans	53rmiix_LoansReceivableNumberOfLoans	52rmiix_LoansReceivableNumberOfLoans
Loans Receivable, Number of Interest Only Loans	21
Loans Receivable, Amortization Term	30 years
Loans Receivable Largest Loan (in Dollars)	$ 1,600,000rmiix_LoansReceivableLargestLoan	$ 1,600,000rmiix_LoansReceivableLargestLoan
Loans Receivable, Percent of Total	100.00%rmiix_LoansReceivablePercentOfTotal	100.00%rmiix_LoansReceivablePercentOfTotal
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	21,300,226	19,185,660	15,005,845	14,698,430
Mortgage Loans on Real Estate, Number of Loans	53	52
Financing Receivable, Modifications, Number of Contracts	0	0
Financing Receivable, Recorded Investment, Nonaccrual Status (in Dollars)	0	0
Impaired Financing Receivable, with No Related Allowance, Recorded Investment (in Dollars)	0	0
Five Year Term or Less [Member]
Note 4 - Loans (Details) [Line Items]
Loans Receivable Number of Loans	50
Loans Receivable, Percent of Aggregate Principal	98.00%
Interest Only [Member]
Note 4 - Loans (Details) [Line Items]
Loans Receivable, Percent of Aggregate Principal	63.00%
Largest Loan [Member]
Note 4 - Loans (Details) [Line Items]
Loans Receivable Largest Loan (in Dollars)	1,600,000
Loans Receivable, Percent of Total	7.51%
Loans Receivable, Percent of Assets	7.04%
Loans Receivable, Yield of Loan Acquired	8.75%
Larger Loans [Member]
Note 4 - Loans (Details) [Line Items]
Loans Receivable, Percent of Aggregate Principal	10.00%
Single Family Property-Owner Occupied [Member]
Note 4 - Loans (Details) [Line Items]
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	1,294,710	1,318,743
Mortgage Loans on Real Estate, Number of Loans	5	5
Single Family Property-NonOwner Occupied [Member]
Note 4 - Loans (Details) [Line Items]
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	13,640,592	13,193,373
Mortgage Loans on Real Estate, Number of Loans	35	35
Renewals [Member]
Note 4 - Loans (Details) [Line Items]
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	0
Construction Loans [Member]
Note 4 - Loans (Details) [Line Items]
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	0
Rehabilitation Loans [Member]
Note 4 - Loans (Details) [Line Items]
Mortgage Loans on Real Estate, Commercial and Consumer, Net (in Dollars)	$ 0
Percentage of Loan Portfolio Limited for Funding of Rehabilitation Loans	15.00%
Minimum [Member]
Note 4 - Loans (Details) [Line Items]
Loans Receivable, Remaining Term	5 years
Fair Value, Measurements, Nonrecurring [Member]
Note 4 - Loans (Details) [Line Items]
Financing Receivable, Modifications, Number of Contracts	0	0