| Metric | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 | FY2019 |
|---|---|---|---|---|---|---|---|
| Revenues | $68.2M-6.9% | $73.3M+0.2% | $73.1M-26.0% | $98.8M+42.9% | $69.2M+66.5% | $41.5M-11.7% | $47.1M |
| Cost of revenues | $50.2M-3.5% | $52.1M-5.2% | $54.9M-29.3% | $77.7M+40.7% | $55.2M+171.2% | $20.4M-16.9% | $24.5M |
| Change in unrealized gain on natural gas derivatives | -$24K+92.3% | -$310K+42.7% | -$541K-161.6% | $878K | — | — | — |
| Selling, general and administrative expenses | $13.2M+12.1% | $11.8M-8.8% | $12.9M-2.3% | $13.2M-4.4% | $13.8M+28.1% | $10.8M-5.2% | $11.4M |
| Loss (gain) from disposal of fixed assets | $24K+103.2% | -$761K+37.8% | -$1.2M-3497.1% | -$34K | — | — | — |
| Depreciation expense | $7.3M+2.8% | $7.1M-9.3% | $7.9M-9.1% | $8.7M-2.6% | $8.9M-1.6% | $9.0M-2.5% | $9.3M |
| Total operating expenses | $70.8M+1.2% | $69.9M-5.4% | $73.9M-26.4% | $100.4M+28.3% | $78.3M+58.0% | $49.5M-5.7% | $52.5M |
| Income (loss) from operations before equity income | -$2.5M-174.4% | $3.4M+517.0% | -$812K+48.3% | -$1.6M+82.7% | -$9.1M-13.8% | -$8.0M-47.0% | -$5.4M |
| Income from equity investment in foreign joint venture | $1.5M-17.9% | $1.8M-6.7% | $1.9M+0.9% | $1.9M-12.3% | $2.1M-20.7% | $2.7M+115.2% | $1.3M |
| Foreign joint venture operating related expenses | -$211K-2.4% | -$206K+0.0% | -$206K+27.2% | -$283K+22.0% | -$363K | — | — |
| Net equity income from foreign joint venture operations | $1.2M-20.6% | $1.6M-7.5% | $1.7M+5.8% | $1.6M-10.4% | $1.8M | — | — |
| Income (loss) from operations | -$1.3M-125.8% | $5.0M+463.1% | $879K+3039.3% | $28K+100.4% | -$7.3M | — | — |
| Other income (expense), net | -$66K-400.0% | $22K+112.5% | -$176K+4.9% | -$185K-117.5% | $1.1M+1956.1% | -$57K-158.8% | $97K |
| Total other income (expense) | -$24K-117.9% | $134K+126.3% | -$510K+46.6% | -$955K-708.3% | $157K+116.1% | -$973K+11.1% | -$1.1M |
| Net income (loss) before income tax expense | -$1.3M-125.6% | $5.1M+1277.8% | $369K+139.8% | -$927K+87.0% | -$7.1M-9.9% | -$6.5M-20.5% | -$5.4M |
| Income tax expense | $54K-88.9% | $485K+98.8% | $244K-7.9% | $265K-45.6% | $487K+90.2% | $256K+120.7% | $116K |
| Net income (loss) | -$1.4M-129.4% | $4.6M+3579.2% | $125K+103.9% | -$3.2M+59.1% | -$7.8M-15.4% | -$6.8M-18.2% | -$5.7M |
| Basic and diluted per common share (in dollars per share) | -$0.07-128.0% | $0.25+2400.0% | $0.01+105.9% | -$0.17+62.2% | -$0.45-12.5% | -$0.40 | — |
| Nonrelated Party [Member] | |||||||
| Interest income, net | $42K-62.5% | $112K+143.8% | -$256K | — | — | — | — |
Source: SEC EDGAR XBRL. % change vs prior period shown where available.
Source: SEC EDGAR 10-K and 10-Q filings. Up to 10 years annual / 16 quarters shown.