| In millions, except per share items | Jun-30-23 | Jun-05-23 | Mar-31-23 | Mar-05-23 | Dec-05-22 | Jun-30-22 | Jun-05-22 | Mar-31-22 |
| | 10-Q | 8-K | 10-Q | 8-K | 8-K | 10-Q | 8-K | 10-Q |
| Cash flows from operating activities | | | | | | | | |
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| Adjustments to reconcile net income to net cash from operating activities | | | | | | | | |
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| Changes in operating assets and liabilities: | | | | | | | | |
| Current portion of deferred revenue | | | | | | | | |
| Net investments in sales-type leases | | | | | | | | |
| Operating lease assets and liabilities | | | | | | | | |
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| Cash flows from investing activities | | | | | | | | |
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| Cash flows from financing activities | | | | | | | | |
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| Contributions | | | | | | | | |
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| Cash, cash equivalents and restricted cash | | | | | | | | |