| Condensed Consolidated Statements of Operations [Abstract] | |
| Revenue | 96.89M |
| Costs and expenses: | |
| Direct operating expenses | 53.14M |
| Drydock expense | 8.56M |
| General and administrative expenses | 10.95M |
| Depreciation and amortization | 15.17M |
| (Gain) loss on sale of assets | 0 |
| Impairment Charge | |
| Total costs and expenses | 87.82M |
| Operating income (loss) | 9.07M |
| Other income (expense): | |
| Interest expense | -6.38M |
| Interest income | 57K |
| Foreign currency gain (loss) and other | 513K |
| Total other expense | -5.81M |
| Income (loss) before income taxes | 3.26M |
| Income tax (provision) benefit | -389K |
| Net income (loss) | 2.87M |
| Earnings (loss) per share: | |
| Basic | 0.11 |
| Diluted | 0.11 |
| Weighted average shares outstanding: | |
| Basic | 26.04M |
| Diluted | 26.05M |