| Line Item | Jun 30, 2026 | Mar 31, 2026 | Jun 30, 2025 | Mar 31, 2025 |
|---|---|---|---|---|
| Revenues: | ||||
| Total revenues | ||||
| Costs and expenses: | ||||
| Operating | ||||
| Depreciation and amortization | ||||
| General and administrative | — | — | ||
| Interest expense | ||||
| Transaction costs | ||||
| Total costs and expenses | ||||
| % of revenue | 103.3% | 108.9% | ||
| Other income (expense): | ||||
| Gain (loss) on sales of real estate, net | — | |||
| Gain (loss) upon change of control, net | ||||
| Gain (loss) on debt extinguishments | ||||
| Other income (expense), net | ||||
| Total other income (expense), net | ||||
| Income (loss) before income taxes and equity income (loss) from unconsolidated joint venture | ||||
| Income tax benefit (expense) | ||||
| Equity income (loss) from unconsolidated joint venture | ||||
| Net income (loss) | ||||
| % of revenue | 6.9% | 13.9% | ||
| Net income (loss) attributable to Janus Living, Inc. | — | |||
| % of revenue | 5.0% | — | ||
| Less: Participating securities’ share in earnings | — | |||
| Net (income) loss - pre-IPO | ||||
| Net income (loss) applicable to common shares | ||||
| Basic (in dollars per share) | ||||
| Diluted (in dollars per share) |