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Note 19 - Quarterly Results of Operations (Unaudited) | 12 Months Ended
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Dec. 31, 2015
Notes to Financial Statements |
Quarterly Financial Information [Text Block] |
19. | QUARTERLY RESULTS OF OPERATIONS (UNAUDITED)
The tables below present quarterly financial information for 2015 and 2014:
|  | 2015 |
|  | Three Months Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (in thousands, except per share data) |
Operating revenues |  | $ | 99,483 |  |  | $ | 108,033 |  |  | $ | 107,110 |  |  | $ | 102,424 |
Operating expenses and costs |  |  | 90,336 |  |  |  | 96,151 |  |  |  | 96,884 |  |  |  | 97,449 |
Operating income |  |  | 9,147 |  |  |  | 11,882 |  |  |  | 10,226 |  |  |  | 4,975 |
Non-operating income (loss) |  |  | 245 |  |  |  | 272 |  |  |  | (132 | ) |  |  | 1,131 |
Interest expense |  |  | 617 |  |  |  | 644 |  |  |  | 732 |  |  |  | 825 |
Income tax expense |  |  | 3,406 |  |  |  | 4,471 |  |  |  | 3,567 |  |  |  | 2,048 |
Net income |  | $ | 5,369 |  |  | $ | 7,039 |  |  | $ | 5,795 |  |  | $ | 3,233 |
Net income per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.72 |  |  | $ | 0.95 |  |  | $ | 0.81 |  |  | $ | 0.45 |
Diluted |  | $ | 0.72 |  |  | $ | 0.94 |  |  | $ | 0.80 |  |  | $ | 0.45 |
Average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 7,425 |  |  |  | 7,431 |  |  |  | 7,186 |  |  |  | 7,116 |
Diluted |  |  | 7,467 |  |  |  | 7,474 |  |  |  | 7,219 |  |  |  | 7,144 |
|  | 2014 |
|  | Three Months Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (in thousands, except per share data) |
Operating revenues |  | $ | 97,820 |  |  | $ | 104,343 |  |  | $ | 107,059 |  |  | $ | 101,715 |
Operating expenses and costs |  |  | 94,975 |  |  |  | 95,754 |  |  |  | 98,609 |  |  |  | 98,589 |
Operating income |  |  | 2,845 |  |  |  | 8,589 |  |  |  | 8,450 |  |  |  | 3,126 |
Non-operating income |  |  | 272 |  |  |  | 259 |  |  |  | 594 |  |  |  | 974 |
Interest expense |  |  | 862 |  |  |  | 743 |  |  |  | 632 |  |  |  | 660 |
Income tax expense |  |  | 898 |  |  |  | 3,160 |  |  |  | 3,355 |  |  |  | 1,308 |
Net income |  | $ | 1,357 |  |  | $ | 4,945 |  |  | $ | 5,057 |  |  | $ | 2,132 |
Net income per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.17 |  |  | $ | 0.62 |  |  | $ | 0.63 |  |  | $ | 0.27 |
Diluted |  | $ | 0.17 |  |  | $ | 0.62 |  |  | $ | 0.63 |  |  | $ | 0.27 |
Average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 7,985 |  |  |  | 7,992 |  |  |  | 7,993 |  |  |  | 7,988 |
Diluted |  |  | 8,033 |  |  |  | 8,035 |  |  |  | 8,032 |  |  |  | 8,027 |

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