| In millions, except per share items | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 | Sep-30-20 |
| | 10-Q | 10-Q | 8-K | 10-Q | 10-Q | 8-K | 10-K | 10-Q |
| Revenues and other: | | | | | | | | |
| Revenues | | 935.0 | 5,177.0 | 890.0 | 693.0 | | 1,248.0 | |
| Revenues growth | | | 314.8% | | 57.5% | | 12.9% | |
| Natural gas and oil derivatives | | | | | -740.0 | | | |
| Gains on sales of assets | | 279.0 | 3.0 | 3.0 | 2.0 | | 29.0 | |
| Total revenues and other | | 935.0 | 5,177.0 | 890.0 | 693.0 | | 1,248.0 | |
| Total revenues and other growth | | | 314.8% | | 57.5% | | 12.9% | |
| Operating expenses: | | | | | | | | |
| Production | | | | | 74.0 | | | |
| Gathering, processing and transportation | | | | | 211.0 | | | |
| Severance and ad valorem taxes | | 63.0 | | 41.0 | 41.0 | | 33.0 | |
| |
| Cost of goods and services | | | | | | | | |
| General and administrative | | 26.0 | 28.0 | 30.0 | 24.0 | | 38.0 | |
| Separation and other termination costs | | | | | 11.0 | | 1.0 | |
| Depreciation, depletion and amortization | | 409.0 | | 228.0 | 229.0 | | 166.0 | |
| Impairments | | | | | 1.0 | | 13.0 | |
| Other operating expense (income), net | | 23.0 | 83.0 | 3.0 | -4.0 | | 13.0 | |
| Total operating expenses | | 1,729.0 | 3,756.0 | 1,228.0 | 1,123.0 | | 1,072.0 | |
| Income (loss) from operations | | -794.0 | 1,421.0 | -338.0 | -430.0 | | 176.0 | |
| Operating margin | | -84.9% | 27.4% | -38.0% | -62.0% | | 14.1% | |
| |
| Other income (expense): | | | | | | | | |
| Interest expense | | -32.0 | -26.0 | -17.0 | -18.0 | | -24.0 | |
| Gains (losses) on purchases, exchanges or extinguishments of debt | | | | | | | | |
| Other income (expense) | | 16.0 | | | 9.0 | | 5.0 | |
| Total other income (expense) | | | | -17.0 | | | -598.0 | |
| Income (loss) before income taxes | | -810.0 | | -355.0 | -439.0 | | -422.0 | |
| Income tax benefit | | -46.0 | -39.0 | -10.0 | | | -6.0 | |
| Net income (loss) | | | | -345.0 | | | -416.0 | |
| Net loss attributable to noncontrolling interests | | | | | | | | |
| Net income (loss) available to Chesapeake | | -764.0 | 1,434.0 | -345.0 | -439.0 | | -416.0 | |
| Preferred stock dividends | | | | | | | | |
| Net income (loss) available to common stockholders, Diluted | | -764.0 | 1,434.0 | -345.0 | -439.0 | | -416.0 | |
| |
| Earnings (loss) per common share: | | | | | | | | |
| Basic (in dollars per share) | | ($6.32) | $12.90 | ($3.51) | ($4.48) | | ($42.27) | |
| Diluted (in dollars per share) | | ($6.32) | $11.13 | ($3.51) | ($4.48) | | ($42.27) | |
| |
| Weighted average common shares outstanding (in thousands): | | | | | | | | |
| Basic (in shares) | | 120.8 | 111.2 | 98.2 | 97.9 | | 9.8 | |
| Diluted (in shares) | | 120.8 | 128.8 | 98.2 | 97.9 | | 9.8 | |