XML 82 R42.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 20 - Quarterly Results of Operations (Unaudited) (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Notes Tables |
Quarterly Financial Information [Table Text Block] |
|  | 2019 |
|  | Three Months Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (in thousands, except per share data) |
Operating revenues |  | $ | 128,686 |  |  | $ | 133,000 |  |  | $ | 128,994 |  |  | $ | 123,497 |
Operating expenses and costs |  |  | 118,999 |  |  |  | 119,789 |  |  |  | 121,461 |  |  |  | 141,381 |
Operating income (loss) |  |  | 9,687 |  |  |  | 13,211 |  |  |  | 7,533 |  |  |  | (17,884 | )
Non-operating income (loss) |  |  | 3,472 |  |  |  | (197 | ) |  |  | 490 |  |  |  | 2,457 |
Interest expense |  |  | (2,040 | ) |  |  | (2,059 | ) |  |  | (2,178 | ) |  |  | (2,377 | )
Income tax (expense) benefit |  |  | (2,818 | ) |  |  | (2,301 | ) |  |  | (1,264 | ) |  |  | 4,168 |
Net income (loss) |  | $ | 8,301 |  |  | $ | 8,654 |  |  | $ | 4,581 |  |  | $ | (13,636 | )
Net income (loss) per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.40 |  |  | $ | 1.47 |  |  | $ | 0.80 |  |  | $ | (2.37 | )
Diluted |  | $ | 1.39 |  |  | $ | 1.45 |  |  | $ | 0.79 |  |  | $ | (2.37 | )
Average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 5,921 |  |  |  | 5,901 |  |  |  | 5,756 |  |  |  | 5,751 |
Diluted |  |  | 5,985 |  |  |  | 5,949 |  |  |  | 5,799 |  |  |  | 5,751 |
|  | 201 8 |
|  | Three Months Ended |
|  | March 31 |  |  | June 30 |  |  | September 30 |  |  | December 31 |
|  | (in thousands, except per share data) |
Operating revenues |  | $ | 119,458 |  |  | $ | 135,302 |  |  | $ | 140,325 |  |  | $ | 138,176 |
Operating expenses and costs |  |  | 115,702 |  |  |  | 125,285 |  |  |  | 127,172 |  |  |  | 123,500 |
Operating income |  |  | 3,756 |  |  |  | 10,017 |  |  |  | 13,153 |  |  |  | 14,676 |
Non-operating (loss) income |  |  | (879 | ) |  |  | 632 |  |  |  | 935 |  |  |  | (4,704 | )
Interest expense |  |  | (1,160 | ) |  |  | (1,355 | ) |  |  | (1,711 | ) |  |  | (2,019 | )
Income tax expense |  |  | (330 | ) |  |  | (2,005 | ) |  |  | (3,129 | ) |  |  | (1,883 | )
Net income |  | $ | 1,387 |  |  | $ | 7,289 |  |  | $ | 9,248 |  |  | $ | 6,070 |
Net income per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.22 |  |  | $ | 1.18 |  |  | $ | 1.53 |  |  | $ | 1.02 |
Diluted |  | $ | 0.22 |  |  | $ | 1.17 |  |  | $ | 1.52 |  |  | $ | 1.01 |
Average common shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  |  | 6,168 |  |  |  | 6,159 |  |  |  | 6,034 |  |  |  | 5,975 |
Diluted |  |  | 6,264 |  |  |  | 6,229 |  |  |  | 6,088 |  |  |  | 6,029 |

X
- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118952077&loc=d3e1280-108306 + Details
Name: | us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration