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Summary of Unaudited Quarterly Financial Information (Tables) | 12 Months Ended
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Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Quarterly Financial Information | The following financial information reflects all normal recurring adjustments, which are, in the opinion of management, necessary for a fair statement of the results and cash flows of interim periods. Summarized quarterly data for fiscal years 2016 and 2015 are as follows (in thousands, except per share amounts):
| First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter
2016 |  |  |  |  |  |  |
Total revenues | $ | 29,648 |  |  | $ | 19,521 |  |  | $ | 21,619 |  |  | $ | 38,185 |
Total operating costs and expenses | 14,552 |  |  | 15,552 |  |  | 16,153 |  |  | 18,831 |
Income tax (expense) benefit | (3,694 | ) |  | 3,881 |  |  | (160 | ) |  | (10,354 | )
Income (loss) from continuing operations | 5,877 |  |  | (6,170 | ) |  | 1,051 |  |  | (3,125 | )
Income from discontinued operations | 731 |  |  | — |  |  | — |  |  | — |
Net income (loss) | 6,608 |  |  | (6,170 | ) |  | 1,051 |  |  | (3,125 | )
Basic per share amounts: |  |  |  |  |  |  |
Net income (loss) | $ | 0.32 |  |  | $ | (0.30 | ) |  | $ | 0.05 |  |  | $ | 0.15 |
Diluted per share amounts: |  |  |  |  |  |  |
Net income (loss) | 0.30 |  |  | (0.30 | ) |  | 0.05 |  |  | 0.15 |
Weighted average shares—basic | 20,708 |  |  | 20,832 |  |  | 20,887 |  |  | 20,898 |
Weighted average shares—diluted | 22,284 |  |  | 20,832 |  |  | 22,997 |  |  | 20,898 |
2015 |  |  |  |  |  |  |
Total revenues | $ | 14,602 |  |  | $ | 18,418 |  |  | $ | 17,701 |  |  | $ | 21,193 |
Total operating costs and expenses | 11,253 |  |  | 14,053 |  |  | 9,104 |  |  | 10,175 |
Income tax (expense) benefit | (15 | ) |  | (265 | ) |  | 191,881 |  |  | 514 |
(Loss) income from continuing operations | (89 | ) |  | 22,027 |  |  | 199,165 |  |  | 6,341 |
Net loss attributable to noncontrolling interests | (843 | ) |  | (1,537 | ) |  | — |  |  | — |
Net income | 754 |  |  | 23,564 |  |  | 199,165 |  |  | 6,341 |
Basic per share amounts: |  |  |  |  |  |  |
Net income | $ | 0.04 |  |  | $ | 1.19 |  |  | $ | 10.01 |  |  | $ | 0.32 |
Diluted per share amounts: |  |  |  |  |  |  |
Net income | $ | 0.04 |  |  | $ | 1.11 |  |  | $ | 9.28 |  |  | $ | 0.29 |
Weighted average shares—basic | 19,612 |  |  | 19,725 |  |  | 19,887 |  |  | 19,933 |
Weighted average shares—diluted | 20,631 |  |  | 21,276 |  |  | 21,460 |  |  | 21,542 |

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- 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/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1280-108306 + Details
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