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Capitalization (Details 1) (USD $) In Thousands, except Share data, 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
Basic: |  |  |  |  |  |  |  |  |  |  |
Net Income | $ 2,726 | $ 6,138 | $ 3,725 | $ 1,807 | $ 2,049 | $ 5,143 | $ 3,625 | $ 2,630 | $ 14,396 | $ 13,447 | $ 14,330
Preferred Dividend |  |  |  |  |  |  |  |  | (206) | (206) | (207)
Earnings Applicable to Common Stock |  |  |  |  |  |  |  |  | 14,190 | 13,241 | 14,123
Weighted-average number of basic shares outstanding, shares |  |  |  |  |  |  |  |  | 15,733,000 | 15,615,000 | 14,654,000
Basic EPS | $ 0.17 | $ 0.39 | $ 0.23 | $ 0.11 | $ 0.12 | $ 0.33 | $ 0.23 | $ 0.17 | $ 0.90 | $ 0.85 | $ 0.96
Diluted: |  |  |  |  |  |  |  |  |  |  |
$7.00 Series Preferred Dividend |  |  |  |  |  |  |  |  | 97 | 97 | 97
$8.00 Series Preferred Dividend |  |  |  |  |  |  |  |  | 56 | 56 | 56
Adjusted Earnings Applicable to Common Stock |  |  |  |  |  |  |  |  | $ 14,343 | $ 13,394 | $ 14,276
Incremental common shares attributable to $7.00 series preferred shares, shares |  |  |  |  |  |  |  |  | 166 | 166 | 166
Incremental common shares attributable to $8.00 series preferred shares, shares |  |  |  |  |  |  |  |  | 96 | 96 | 96
Weighted-average diluted shares outstanding, shares |  |  |  |  |  |  |  |  | 15,995,000 | 15,877,000 | 14,916,000
Diluted EPS | $ 0.17 | $ 0.39 | $ 0.23 | $ 0.11 | $ 0.12 | $ 0.32 | $ 0.23 | $ 0.17 | $ 0.90 | $ 0.84 | $ 0.96

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