| In millions, except per share items | Jun-30-23 | Mar-31-23 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Sep-30-21 | Jun-30-21 |
| | 10-Q | 10-Q | 10-Q | 10-Q | 10-Q | 10-Q | 10-Q |
| Cash flow from operating activities: | | | | | | | |
| Net income (loss) | 0.0 | -0.1 | -0.2 | 0.9 | 2.2 | | |
| Adjustments to reconcile net income to net cash used in operating activities: | | | | | | | |
| Dividends, realized and unrealized gain in Trust Account | -0.3 | -0.3 | | -0.1 | 0.0 | | |
| Change in fair value of warrant liability | | | | -1.6 | -2.8 | | |
| Changes in operating assets and liabilities: | | | | | | | |
| Prepaid expense | | | | 0.0 | 0.0 | | |
| Accrued expenses | 0.1 | 0.3 | 0.2 | 0.5 | 0.4 | | |
| Franchise tax payable | -0.1 | 0.0 | -0.1 | 0.1 | -0.1 | | |
| Income tax payable | -0.2 | 0.1 | 0.1 | | | | |
| Net cash used in operating activities | -0.6 | -0.1 | -0.4 | -0.2 | -0.3 | | |
| |
| Cash flow from investing activities: | | | | | | | |
| Investment of cash in Trust Account | -0.4 | -0.4 | -1.2 | -1.2 | | | |
| Interest withdraw from Trust Account | 0.5 | | | | | | |
| Net cash used in investing activities | 0.1 | -0.4 | -0.9 | -1.2 | | | |
| |
| Cash flow from financing activities: | | | | | | | |
| Advances from related parties | | 0.0 | | | | | |
| Proceeds from working capital loan | 0.1 | 0.0 | | | | | |
| Proceeds from extension loans | 0.4 | 0.4 | 2.3 | 1.2 | | | |
| Net cash provided by financing activities | 0.5 | 0.4 | 1.5 | 1.2 | | | |
| Net change in cash | 0.0 | 0.0 | 0.2 | -0.2 | -0.3 | | |
| |
| Supplemental disclosure of non-cash financing activities: | | | | | | | |
| Re-measurement of Class A common stock subject to possible redemption | 1.8 | -0.6 | | 1.2 | | | |