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Note 3 - Loans Leases Receivable - Impaired Loans Leases (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Recorded investment with no specific allowance recorded | $ 9,536,052 | $ 4,926,710 | $ 7,117,268
Unpaid principal balance with no specific allowance recorded | 9,625,107 | 5,011,928 | 7,202,484
Average recorded investment with no specific allowance recorded | 10,182,919 | 5,121,057 |
Interest income recognized with no specific allowance recorded | 87,519 | 27,408 |
Interest income recognized for cash payments received with no specific allowance recorded | 87,519 | 27,408 |
Recorded investment with specific allowance recorded | 8,270,598 | 15,273,374 | 11,236,897
Unpaid principal balance with specific allowance recorded | 8,293,674 | 15,277,213 | 11,240,836
Related allowance | 3,227,366 | 3,748,557 | 3,043,319
Average recorded investment with specific allowance recorded | 7,747,299 | 14,810,049 |
Interest income recognized with specific allowance recorded | 5,000 | 67,018 |
Interest income recognized for cash payments received with specific allowance recorded | 5,000 | 67,018 |
Recorded investment | 17,806,650 | 20,200,084 | 18,354,163
Unpaid principal balance | 17,918,781 | 20,289,141 | 18,443,318
Average recorded investment | 17,930,218 | 19,931,106 |
Interest income recognized | 92,519 | 94,426 |
Interest income recognized for cash payments received | 92,519 | 94,426 |
Commercial Portfolio Segment [Member] |  |  |
Recorded investment with no specific allowance recorded | 5,038,888 | 835,955 | 1,634,269
Unpaid principal balance with no specific allowance recorded | 5,053,164 | 846,392 | 1,644,706
Average recorded investment with no specific allowance recorded | 5,297,775 | 927,387 |
Interest income recognized with no specific allowance recorded | 75,406 | 7,352 |
Interest income recognized for cash payments received with no specific allowance recorded | 75,406 | 7,352 |
Recorded investment with specific allowance recorded | 957,524 | 8,352,499 | 4,613,940
Unpaid principal balance with specific allowance recorded | 957,524 | 8,356,338 | 4,617,879
Related allowance | 567,321 | 1,751,774 | 715,627
Average recorded investment with specific allowance recorded | 824,536 | 8,110,658 |
Interest income recognized with specific allowance recorded | 1,983 | 62,666 |
Interest income recognized for cash payments received with specific allowance recorded | 1,983 | 62,666 |
Recorded investment | 5,996,412 | 9,188,454 | 6,248,209
Unpaid principal balance | 6,010,688 | 9,202,730 | 6,262,585
Average recorded investment | 6,122,311 | 9,038,045 |
Interest income recognized | 77,389 | 70,018 |
Interest income recognized for cash payments received | 77,389 | 70,018 |
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Commercial Real Estate Loans [Member] |  |  |
Recorded investment with no specific allowance recorded | 289,261 |  | 289,261
Unpaid principal balance with no specific allowance recorded | 289,261 |  | 289,261
Average recorded investment with no specific allowance recorded | 289,261 |  |
Interest income recognized with no specific allowance recorded | 5,822 |  |
Interest income recognized for cash payments received with no specific allowance recorded | 5,822 |  |
Recorded investment with specific allowance recorded | 147,375 | 322,148 | 151,962
Unpaid principal balance with specific allowance recorded | 147,375 | 322,148 | 151,962
Related allowance | 43,875 | 57,398 | 48,462
Average recorded investment with specific allowance recorded | 149,669 | 322,148 |
Interest income recognized with specific allowance recorded |  |  |
Interest income recognized for cash payments received with specific allowance recorded |  |  |
Recorded investment | 436,636 | 322,148 | 441,222
Unpaid principal balance | 436,636 | 322,148 | 441,222
Average recorded investment | 438,930 | 322,148 |
Interest income recognized | 5,822 |  |
Interest income recognized for cash payments received | 5,822 |  |
Commercial Real Estate Portfolio Segment [Member] | Construction Loans [Member] |  |  |
Recorded investment with no specific allowance recorded |  |  |
Unpaid principal balance with no specific allowance recorded |  |  |
Average recorded investment with no specific allowance recorded |  |  |
Interest income recognized with no specific allowance recorded |  |  |
Interest income recognized for cash payments received with no specific allowance recorded |  |  |
Recorded investment with specific allowance recorded | 5,430,268 | 4,349,267 | 4,844,312
Unpaid principal balance with specific allowance recorded | 5,430,268 | 4,349,267 | 4,844,312
Related allowance | 1,627,022 | 823,061 | 1,379,235
Average recorded investment with specific allowance recorded | 5,137,290 | 4,351,542 |
Interest income recognized with specific allowance recorded |  |  |
Interest income recognized for cash payments received with specific allowance recorded |  |  |
Recorded investment | 5,430,268 | 4,349,267 | 4,844,312
Unpaid principal balance | 5,430,268 | 4,349,267 | 4,844,312
Average recorded investment | 5,137,290 | 4,351,542 |
Interest income recognized |  |  |
Interest income recognized for cash payments received |  |  |
Commercial Real Estate Portfolio Segment [Member] | Other Non-owner Occupied Commercial Real Estate Loans [Member] |  |  |
Recorded investment with no specific allowance recorded | 1,227,579 | 1,174,260 | 1,171,565
Unpaid principal balance with no specific allowance recorded | 1,227,579 | 1,174,260 | 1,171,565
Average recorded investment with no specific allowance recorded | 1,235,654 | 1,183,813 |
Interest income recognized with no specific allowance recorded |  |  |
Interest income recognized for cash payments received with no specific allowance recorded |  |  |
Recorded investment with specific allowance recorded |  | 78,386 | 72,163
Unpaid principal balance with specific allowance recorded |  | 78,386 | 72,163
Related allowance |  | 7,986 | 1,763
Average recorded investment with specific allowance recorded |  | 39,193 |
Interest income recognized with specific allowance recorded |  |  |
Interest income recognized for cash payments received with specific allowance recorded |  |  |
Recorded investment | 1,227,579 | 1,252,646 | 1,243,728
Unpaid principal balance | 1,227,579 | 1,252,646 | 1,243,728
Average recorded investment | 1,235,654 | 1,223,006 |
Interest income recognized |  |  |
Interest income recognized for cash payments received |  |  |
Finance Leases Portfolio Segment [Member] |  |  |
Recorded investment with no specific allowance recorded | 1,927,663 | 1,593,104 | 2,944,540
Unpaid principal balance with no specific allowance recorded | 1,927,663 | 1,593,104 | 2,944,540
Average recorded investment with no specific allowance recorded | 2,355,745 | 1,868,355 |
Interest income recognized with no specific allowance recorded | 6,291 | 18,895 |
Interest income recognized for cash payments received with no specific allowance recorded | 6,291 | 18,895 |
Recorded investment with specific allowance recorded | 1,047,933 | 1,488,964 | 724,953
Unpaid principal balance with specific allowance recorded | 1,047,933 | 1,488,964 | 724,953
Related allowance | 628,379 | 795,840 | 504,469
Average recorded investment with specific allowance recorded | 962,961 | 1,300,811 |
Interest income recognized with specific allowance recorded |  |  |
Interest income recognized for cash payments received with specific allowance recorded |  |  |
Recorded investment | 2,975,596 | 3,082,068 | 3,669,492
Unpaid principal balance | 2,975,596 | 3,082,068 | 3,669,492
Average recorded investment | 3,318,706 | 3,169,166 |
Interest income recognized | 6,291 | 18,895 |
Interest income recognized for cash payments received | 6,291 | 18,895 |
Residential Portfolio Segment [Member] |  |  |
Recorded investment with no specific allowance recorded | 911,804 | 1,147,434 | 943,388
Unpaid principal balance with no specific allowance recorded | 986,583 | 1,222,215 | 1,018,167
Average recorded investment with no specific allowance recorded | 884,441 | 1,025,656 |
Interest income recognized with no specific allowance recorded |  | 1,161 |
Interest income recognized for cash payments received with no specific allowance recorded |  | 1,161 |
Recorded investment with specific allowance recorded | 547,158 | 633,340 | 761,458
Unpaid principal balance with specific allowance recorded | 570,234 | 633,340 | 761,458
Related allowance | 248,592 | 274,566 | 355,167
Average recorded investment with specific allowance recorded | 544,558 | 636,134 |
Interest income recognized with specific allowance recorded | 2,934 | 4,240 |
Interest income recognized for cash payments received with specific allowance recorded | 2,934 | 4,240 |
Recorded investment | 1,458,962 | 1,780,774 | 1,704,846
Unpaid principal balance | 1,556,817 | 1,855,555 | 1,779,625
Average recorded investment | 1,428,999 | 1,661,790 |
Interest income recognized | 2,934 | 5,401 |
Interest income recognized for cash payments received | 2,934 | 5,401 |
Consumer Portfolio Segment [Member] |  |  |
Recorded investment with no specific allowance recorded | 140,857 | 175,957 | 134,245
Unpaid principal balance with no specific allowance recorded | 140,857 | 175,957 | 134,245
Average recorded investment with no specific allowance recorded | 120,043 | 115,846 |
Interest income recognized with no specific allowance recorded |  |  |
Interest income recognized for cash payments received with no specific allowance recorded |  |  |
Recorded investment with specific allowance recorded | 140,340 | 48,770 | 68,109
Unpaid principal balance with specific allowance recorded | 140,340 | 48,770 | 68,109
Related allowance | 112,177 | 37,932 | 38,596
Average recorded investment with specific allowance recorded | 128,285 | 49,563 |
Interest income recognized with specific allowance recorded | 83 | 112 |
Interest income recognized for cash payments received with specific allowance recorded | 83 | 112 |
Recorded investment | 281,197 | 224,727 | 202,354
Unpaid principal balance | 281,197 | 224,727 | $ 202,354
Average recorded investment | 248,328 | 165,409 |
Interest income recognized | 83 | 112 |
Interest income recognized for cash payments received | $ 83 | $ 112 |

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