| In millions, except per share items | Dec-31-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 |
| | 8-K | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Net income | 507.5 | 476.1 | 425.7 | 457.7 | 421.7 | 369.0 | 329.6 | 360.2 |
| Depreciation and amortization | 108.3 | 90.9 | 91.1 | 121.1 | 95.2 | 102.6 | 76.7 | 90.1 |
| Stock-based compensation | 25.3 | 20.9 | 19.7 | 22.8 | 21.2 | 19.9 | 19.1 | 19.5 |
| Deferred taxes | -22.3 | 5.1 | 13.4 | -54.5 | 12.1 | -1.4 | 14.2 | 36.6 |
| Change in working capital [+] | 99.0 | | | -490.6 | | | | -29.5 |
| Accounts receivable | | | | -398.4 | | | | -146.3 |
| Inventories | | | | -263.0 | | | | -102.0 |
| Other current assets | 9.1 | | | -20.2 | | | | -88.6 |
| Accounts payable | | | | 131.7 | | | | 204.3 |
| Income taxes | 89.9 | | | -6.9 | | | | -54.8 |
| Other | | | | 66.2 | | | | 157.9 |
| Other operating activities | 692.8 | -50.5 | -199.1 | 407.0 | -221.8 | -79.1 | -118.6 | -35.9 |
| Cash from operations | 1,410.6 | 542.5 | 350.8 | 463.5 | 328.4 | 411.0 | 321.0 | 441.0 |
| |
| Capital expenditures [+] | -93.6 | -91.1 | -78.1 | -86.2 | -90.9 | -104.9 | -78.4 | -72.0 |
| Purchases of property and equipment | -93.6 | -91.1 | -78.1 | -86.2 | -90.9 | -104.9 | -78.4 | -72.0 |
| Sales of property and equipment | 1.1 | 1.0 | 1.8 | 1.3 | 0.8 | 0.7 | 0.9 | 1.9 |
| Acquisitions | | -74.5 | | -694.4 | | -1,345.4 | -185.6 | -0.1 |
| Purchases of short-term investments, net | 2.8 | | | 128.0 | -1.3 | | | 89.3 |
| Purchases of short-term investments | -4.8 | | | 128.0 | -45.8 | | | 89.3 |
| Sales of short-term investments | 7.6 | | | | 44.5 | | | |
| Other cash from investing | -71.5 | -68.6 | -67.8 | 578.5 | 1.4 | -11.9 | -0.1 | -90.1 |
| Cash from investing | -161.2 | -233.2 | -144.1 | -72.8 | -90.0 | -1,461.5 | -263.2 | -71.0 |
| |
| Cash dividends paid | -119.0 | -119.5 | -119.8 | -86.7 | -86.6 | -86.6 | -86.8 | -74.6 |
| Repurchase of common stock, net | -170.4 | -185.9 | -204.0 | -170.7 | -170.9 | -167.3 | -152.8 | -182.1 |
| Option exercises | 71.2 | 22.2 | 20.0 | 107.6 | 77.6 | 82.2 | 21.1 | 129.1 |
| Financing costs | | -0.4 | | -3.2 | -6.1 | | | |
| Other cash from financing | -629.0 | 39.3 | 192.6 | -221.7 | 147.3 | 369.9 | 846.9 | 253.4 |
| Cash from financing | -989.6 | -287.9 | -151.2 | -583.5 | -181.7 | 33.8 | 586.2 | -132.4 |
| |
| Free cash flow | 1,317.0 | 451.4 | 272.7 | 377.3 | 237.5 | 306.1 | 242.6 | 369.0 |
| Per share (diluted) | $2.13 | $0.73 | $0.44 | $0.60 | $0.38 | $0.49 | $0.39 | $0.60 |
| |
| Cash paid for interest | 37.4 | 25.8 | 27.6 | 33.1 | 27.8 | 22.9 | 28.1 | 30.3 |
| Cash paid for income taxes | | 153.6 | 93.8 | 140.2 | 96.4 | 133.8 | 75.2 | 74.4 |