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Business Segment Information (Tables) | 6 Months Ended
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Jun. 30, 2020
Business Segment Information [Abstract] |
Summary of operating results for the business segments |
(in thousands) |  | GRE |  |  | GRE International |  |  | GES |  |  | GOGAS |  |  | Corporate |  |  | Total |
Three Months Ended June 30, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 66,472 |  |  | $ | 5,037 |  |  | $ | 4,566 |  |  | $ | — |  |  | $ | — |  |  | $ | 76,075 |
Income (loss) from operations |  |  | 5,957 |  |  |  | (607 | ) |  |  | (1,113 | ) |  |  | (172 | ) |  |  | (1,335 | ) |  |  | 2,730 |
Impairment of assets |  |  | — |  |  |  | — |  |  |  | 801 |  |  |  | — |  |  |  | — |  |  |  | 801 |
Equity in the net (loss) income of equity method investees |  |  | — |  |  |  | (1,502 | ) |  |  | — |  |  |  | 224 |  |  |  | 105 |  |  |  | (1,173 | )
Three Months Ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 54,431 |  |  | $ | 2,870 |  |  | $ | 3,708 |  |  | $ | — |  |  | $ | — |  |  | $ | 61,009 |
Loss from operations |  |  | (5,418 | ) |  |  | (1,607 | ) |  |  | (682 | ) |  |  | (381 | ) |  |  | (1,188 | ) |  |  | (9,276 | )
Equity in net loss of equity method investees |  |  | — |  |  |  | (867 | ) |  |  | — |  |  |  | (204 | ) |  |  | — |  |  |  | (1,071 | )
Six Months Ended June 30, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 145,617 |  |  | $ | 11,990 |  |  | $ | 22,519 |  |  | $ | — |  |  | $ | — |  |  | $ | 180,126 |
Income (loss) from operations |  |  | 18,974 |  |  |  | (3,127 | ) |  |  | (771 | ) |  |  | (395 | ) |  |  | (2,738 | ) |  |  | 11,943 |
Impairment of assets |  |  | — |  |  |  | — |  |  |  | 993 |  |  |  | — |  |  |  | — |  |  |  | 993 |
Equity in the net loss of equity method investees |  |  | — |  |  |  | (1,502 | ) |  |  | — |  |  |  | (36 | ) |  |  | (14 | ) |  |  | (1,552 | )
Six Months Ended June 30, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 130,949 |  |  | $ | 7,713 |  |  | $ | 8,964 |  |  | $ | — |  |  | $ | — |  |  | $ | 147,626 |
Income (loss) from operations |  |  | 8,085 |  |  |  | (3,350 | ) |  |  | (914 | ) |  |  | (545 | ) |  |  | (2,718 | ) |  |  | 558 |
Equity in net the (loss) income of equity method investees |  |  | — |  |  |  | (1,938 | ) |  |  | — |  |  |  | 70 |  |  |  | — |  |  |  | (1,868 | )
Summary of total assets for the business segments |
(in thousands) |  | GRE |  |  | GRE International |  |  | GES |  |  | GOGAS |  |  | Corporate |  |  | Total |
Total assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
June 30, 2020 |  | $ | 107,780 |  |  | $ | 10,745 |  |  | $ | 7,124 |  |  | $ | 12,957 |  |  | $ | 3,815 |  |  | $ | 142,421 |
December 31, 2019 |  |  | 105,937 |  |  |  | 11,468 |  |  |  | 19,383 |  |  |  | 10,873 |  |  |  | 8,583 |  |  |  | 156,244 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 + Details
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