Note 4 - Accumulated Other Comprehensive Income (Details) - Change in Unrealized Gains and Losses on Available-for-sale Securities in AOCI (USD $) | 3 Months Ended | 9 Months Ended |
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 |
Accumulated Other Comprehensive Income (Loss) [Line Items] | ' | ' | ' | ' |
Accumulated unrealized gains, net, on investments available for sale, before tax | $231,836 | $17,184 | $29,970 | $210,521 |
Accumulated unrealized gains, net, on investments available for sale, tax | 78,823 | 5,845 | 10,190 | 71,580 |
Accumulated unrealized gains, net, on investments available for sale, net | 153,013 | 11,339 | 19,780 | 138,941 |
Change in unrealized gains (losses), net, on investments available for sale | -104,585 | 10,452 | 57,036 | -190,667 |
Change in unrealized gains (losses), net, on investments available for sale | -35,559 | 3,554 | 19,391 | -64,827 |
Change in unrealized gains (losses), net, on investments available for sale | -69,026 | 6,898 | 37,645 | -125,840 |
Change in unrealized gains, net, on interest rate swap | -3,808 | -838 | 36,437 | 6,944 |
Change in unrealized gains, net, on interest rate swap | -1,295 | -285 | 12,388 | 2,361 |
Change in unrealized gains, net, on interest rate swap | -2,513 | -553 | 24,049 | 4,583 |
Reclassification adjustment for realized investment gains, included in realized gains on investments, net | 16,801 | ' | 18,662 | ' |
Effect on other comprehensive income, before tax | -108,393 | 9,614 | 93,473 | -183,723 |
Effect on other comprehensive income, tax | -36,854 | 3,269 | 31,779 | -62,466 |
Effect on other comprehensive income, net | -71,539 | 6,345 | 61,694 | -121,257 |
Accumulated unrealized gains, net, on investments available for sale, before tax | 123,443 | 26,798 | 123,443 | 26,798 |
Accumulated unrealized gains, net, on investments available for sale, tax | 41,969 | 9,114 | 41,969 | 9,114 |
Accumulated unrealized gains, net, on investments available for sale, net | 81,474 | 17,684 | 81,474 | 17,684 |
Accumulated Unrealized Gains Net on Investments Available-for-sale [Member] | ' | ' | ' | ' |
Accumulated Other Comprehensive Income (Loss) [Line Items] | ' | ' | ' | ' |
Accumulated unrealized gains, net, on investments available for sale, before tax | 247,209 | 50,677 | 85,588 | 251,796 |
Accumulated unrealized gains, net, on investments available for sale, tax | 84,051 | 17,233 | 29,101 | 85,614 |
Accumulated unrealized gains, net, on investments available for sale, net | 163,158 | 33,444 | 56,487 | 166,182 |
Other comprehensive income (loss) before reclassification, before tax | -79,129 | 10,452 | 85,313 | -190,667 |
Other comprehensive income (loss) before reclassification, tax | -26,904 | 3,554 | 29,006 | -64,827 |
Other comprehensive income (loss) before reclassification, net | -52,225 | 6,898 | 56,307 | -125,840 |
Reclassification adjustment for realized investment gains, included in realized gains on investments, net | -25,456 | ' | -28,277 | ' |
Reclassification adjustment for realized investment gains, included in realized gains on investments, net | -8,655 | ' | -9,615 | ' |
Reclassification adjustment for realized investment gains, included in realized gains on investments, net | -16,801 | ' | -18,662 | ' |
Effect on other comprehensive income, before tax | -104,585 | 10,452 | 57,036 | -190,667 |
Effect on other comprehensive income, tax | -35,559 | 3,554 | 19,391 | -64,827 |
Effect on other comprehensive income, net | -69,026 | 6,898 | 37,645 | -125,840 |
Accumulated unrealized gains, net, on investments available for sale, before tax | 142,624 | 61,129 | 142,624 | 61,129 |
Accumulated unrealized gains, net, on investments available for sale, tax | 48,492 | 20,787 | 48,492 | 20,787 |
Accumulated unrealized gains, net, on investments available for sale, net | 94,132 | 40,342 | 94,132 | 40,342 |
Accumulated Unrealized Losses, Net, on Interest Rate Swaps [Member] | ' | ' | ' | ' |
Accumulated Other Comprehensive Income (Loss) [Line Items] | ' | ' | ' | ' |
Accumulated unrealized gains, net, on investments available for sale, before tax | -15,373 | -33,493 | -55,618 | -41,275 |
Accumulated unrealized gains, net, on investments available for sale, tax | -5,228 | -11,388 | -18,911 | -14,034 |
Accumulated unrealized gains, net, on investments available for sale, net | -10,145 | -22,105 | -36,707 | -27,241 |
Other comprehensive income (loss) before reclassification, before tax | -3,808 | -838 | 36,437 | 6,944 |
Other comprehensive income (loss) before reclassification, tax | -1,295 | -285 | 12,388 | 2,361 |
Other comprehensive income (loss) before reclassification, net | -2,513 | -553 | 24,049 | 4,583 |
Effect on other comprehensive income, before tax | -3,808 | -838 | 36,437 | 6,944 |
Effect on other comprehensive income, tax | -1,295 | -285 | 12,388 | 2,361 |
Effect on other comprehensive income, net | -2,513 | -553 | 24,049 | 4,583 |
Accumulated unrealized gains, net, on investments available for sale, before tax | -19,181 | -34,331 | -19,181 | -34,331 |
Accumulated unrealized gains, net, on investments available for sale, tax | -6,523 | -11,673 | -6,523 | -11,673 |
Accumulated unrealized gains, net, on investments available for sale, net | ($12,658) | ($22,658) | ($12,658) | ($22,658) |