| In millions, except per share items | Jun-30-23 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| CASH FLOWS FROM OPERATING ACTIVITIES: | | | | | | | | |
| Net income | | 284.0 | 277.8 | 279.0 | 122.8 | 96.9 | 92.1 | 238.1 |
| Adjustments to reconcile net income to net cash from operating activities: | | | | | | | | |
| Depreciation and amortization | | 286.4 | 288.0 | 288.1 | 287.1 | 286.5 | 287.9 | 288.6 |
| Amortization of deferred financing costs and premium on notes payable | | -0.3 | -0.2 | -0.4 | -0.6 | -0.7 | -0.9 | -0.9 |
| Equity-classified stock-based compensation expense, net of forfeitures | | 8.3 | 8.5 | 7.5 | 6.8 | 6.3 | 7.0 | |
| Effect of non-cash adjustments to rental revenues | | -39.1 | -36.1 | -39.5 | -38.8 | -44.7 | -50.8 | -52.6 |
| Income from unconsolidated joint ventures | | -9.5 | -6.0 | -6.8 | -7.0 | -6.5 | 132.3 | -7.9 |
| Operating distributions from unconsolidated joint ventures | | 7.0 | 11.0 | 11.5 | 12.4 | 13.6 | 9.9 | 9.3 |
| Loss on extinguishment of debt | | 0.1 | | | | | | |
| Changes in other operating assets and liabilities: | | | | | | | | |
| Change in receivables and other assets, net | | 6.4 | 1.5 | 5.5 | 1.5 | 14.4 | 3.2 | -2.4 |
| Change in operating liabilities, net | | 1.8 | -1.2 | 10.2 | 17.6 | 3.7 | 17.1 | -5.3 |
| Net cash provided by operating activities | | 379.5 | 377.8 | 389.5 | 390.7 | 385.2 | 373.9 | 351.1 |
| |
| CASH FLOWS FROM INVESTING ACTIVITIES: | | | | | | | | |
| Contributions to unconsolidated joint ventures | | -96.3 | -80.4 | -65.1 | -46.6 | -2.6 | -3.4 | -4.3 |
| Net cash used in investing activities | | -420.8 | -248.8 | -191.1 | -362.2 | -344.9 | -586.0 | -132.5 |
| |
| CASH FLOWS FROM FINANCING ACTIVITIES: | | | | | | | | |
| Payment of deferred financing costs | | -5.3 | | -3.0 | | -3.1 | | -0.1 |
| Contributions from noncontrolling interests | | 5.3 | 5.7 | 6.2 | 6.1 | 6.8 | 5.9 | 5.2 |
| Distributions to noncontrolling interests | | -1.1 | -1.4 | -1.3 | -1.3 | -0.7 | -0.5 | -1.2 |
| Net cash provided by (used in) financing activities | | 35.5 | -136.7 | -194.4 | -60.4 | -59.4 | 101.4 | -230.1 |