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Note 8 - Federal Home Loan Bank Advances (Details) (USD $) | 3 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2011 | Dec. 31, 2011 | Dec. 31, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2011
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Federal Home Loan Bank Stock (in Dollars) |  |  | $ 12,343,500 |  |  | $ 11,986,400 |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Weighted Average Interest Rate | 3.35% | 2.29% |  | 4.12% | 4.82% |  | 3.37%
Prepayment Fees On Federal Home Loan Bank Advances (in Dollars) | 832,099 | 832,099 |  |  |  |  |
Advances from Federal Home Loan Banks (in Dollars) |  |  | 231,350,000 |  |  | 202,350,000 |
QCBT [Member] | Modified Advances [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Weighted Average Interest Rate |  |  | 4.33% |  |  |  |
Advances from Federal Home Loan Banks (in Dollars) | 20,350,000 |  |  |  |  |  |
QCBT [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Repayments of Federal Home Loan Bank Borrowings (in Dollars) | 15,000,000 |  |  |  |  |  |
Federal Home Loan Bank, Advances, Branch of FHLB Bank, Weighted Average Interest Rate | 4.87% |  |  |  |  |  |
Securities (Assets) [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged (in Dollars) |  |  | 87,061,601 |  |  | 18,959,669 |
Loans Receivable [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged (in Dollars) |  |  | 543,076,034 |  |  | 423,179,584 |
Modified Advances [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
Advances from Federal Home Loan Banks (in Dollars) | $ 13,000,000 |  |  | $ 20,000,000 |  |  |
Minimum [Member] | Loans Receivable [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
FHLB Collateral Maintenance Levels |  |  | 125.00% |  |  | 125.00% |
Maximum [Member] | Loans Receivable [Member] |  |  |  |  |  |  |
Note 8 - Federal Home Loan Bank Advances (Details) [Line Items] |  |  |  |  |  |  |
FHLB Collateral Maintenance Levels |  |  | 333.00% |  |  | 333.00% |

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- Definition FHLB collateral maintenance levels. + References No definition available. + Details
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- Definition Expenses from prepayment fees charged for prepayment of certain Federal Home Loan Bank advances before their original maturity, net of hedging basis adjustments. + References No definition available. + Details
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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Describes the weighted average interest rate applicable to the specific advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 3: 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)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of the collateral pledged in support of federal home loan bank advances outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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- Definition Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 325 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6478792&loc=d3e63345-112809 + Details
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- Definition The cash outflow for the payment of loan drawn from Federal Home Loan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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