Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 295.6	$ 897.1
Receivables, net of allowance for credit losses of $5.1 million and $5.0 million, respectively	877.5	554.4
Inventories, net	548.9	432.7
Contract assets	73.5	84.5
Prepaid expenses	35.1	35.8
Other current assets	251.2	60.2
Discontinued operations	0.0	144.6
Total current assets	2,081.8	2,209.3
Property, plant, and equipment, net	734.1	672.1
Goodwill, net	2,539.5	1,641.7
Other intangible assets, net	1,599.4	960.9
Other long-term assets	119.8	107.4
Discontinued operations	0.0	275.0
Total assets	7,074.6	5,866.4
Current liabilities:
Accounts payable	481.0	284.5
Accrued and other current liabilities	332.6	274.6
Contract liabilities	35.3	32.5
Current portion of debt	2.4	1.1
Discontinued operations	0.0	53.5
Total current liabilities	851.3	646.2
Long-term liabilities:
Long-term debt, less current portion	2,924.0	2,080.2
Contract liabilities	246.8	235.8
Other long-term liabilities	507.7	344.6
Discontinued operations	0.0	21.9
Total long-term liabilities	3,678.5	2,682.5
Shareholders' equity:
Preferred stock, $1 par value per share (5.0 shares authorized and unissued)	0.0	0.0
Common stock, $1 par value per share (200.0 shares authorized; 52.1 and 52.9 shares outstanding, respectively)	78.7	78.7
Additional paid-in capital	473.8	441.7
Treasury shares, at cost (26.3 and 25.5 shares, respectively)	(2,044.4)	(1,814.4)
Accumulated other comprehensive loss	(101.2)	(97.0)
Retained earnings	4,137.9	3,928.7
Total shareholders' equity	2,544.8	2,537.7
Total liabilities and equity	$ 7,074.6	$ 5,866.4