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Note 19 - Parent Company (Detail) - Condensed Statement of Income (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
INCOME |  |  |  |  |  |  |  |  |  |  |
Interest income | $ 6,949 | $ 7,342 | $ 7,223 | $ 7,232 | $ 7,419 | $ 7,528 | $ 7,421 | $ 7,359 |  |  |
Total income |  |  |  |  |  |  |  |  | 28,746 | 29,727 | 29,094
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense | 1,513 | 1,602 | 1,646 | 1,686 | 1,873 | 2,134 | 2,304 | 2,341 | 6,447 | 8,652 | 10,945
Income before income tax benefit | 1,539 | 2,343 | 2,103 | 1,958 | 1,606 | 1,254 | 719 | 1,147 | 7,943 | 4,726 | 2,429
Income tax benefit | 270 | 494 | 463 | 435 | 277 | 175 | (1) | 145 | 1,662 | 596 | (88)
NET INCOME | 1,269 | 1,849 | 1,640 | 1,523 | 1,329 | 1,079 | 720 | 1,002 | 6,281 | 4,130 | 2,517
Comprehensive Income |  |  |  |  |  |  |  |  | 7,131 | 8,184 | 2,442
Parent Company [Member] |  |  |  |  |  |  |  |  |  |  |
INCOME |  |  |  |  |  |  |  |  |  |  |
Dividends from subsidiary bank |  |  |  |  |  |  |  |  | 2,327 | 2,403 | 2,061
Interest income |  |  |  |  |  |  |  |  |  |  | 3
Other |  |  |  |  |  |  |  |  | 8 | (177) | 17
Total income |  |  |  |  |  |  |  |  | 2,335 | 2,226 | 2,081
EXPENSES |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | 417 | 772 | 773
Other |  |  |  |  |  |  |  |  | 594 | 370 | 270
Total expenses |  |  |  |  |  |  |  |  | 1,011 | 1,142 | 1,043
Income before income tax benefit |  |  |  |  |  |  |  |  | 1,324 | 1,084 | 1,038
Income tax benefit |  |  |  |  |  |  |  |  | (342) | (449) | (348)
Income before equity in undistributed net income of subsidiaries |  |  |  |  |  |  |  |  | 1,666 | 1,533 | 1,386
Equity in undistributed net income of subsidiaries |  |  |  |  |  |  |  |  | 4,615 | 2,597 | 1,131
NET INCOME |  |  |  |  |  |  |  |  | 6,281 | 4,130 | 2,517
Comprehensive Income |  |  |  |  |  |  |  |  | $ 7,131 | $ 8,184 | $ 2,442

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