Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 435.8	$ 576.1
Restricted cash	0.2	0.2
Accounts receivable, net	181.8	274.7
Inventories, net	400.7	350.8
Prepaid expenses and other current assets	81.8	70.3
Total current assets	1,100.3	1,272.1
Property, plant and equipment, net	807.5	800.1
Intangible assets, net	590.6	604.6
Goodwill	224.9	224.9
Other assets	57.1	57.3
Total assets	2,780.4	2,959.0
Current liabilities:
Accounts payable	107.3	128.9
Accrued expenses	29.3	51.7
Accrued compensation	56.4	88.7
Debt, current portion	31.6	31.6
Other current liabilities	24.6	72.9
Total current liabilities	249.2	373.8
Contingent consideration, net of current portion	4.4	4.5
Debt, net of current portion	801.5	809.4
Deferred tax liability	94.8	94.9
Contract liabilities, net of current portion	5.9	4.7
Other liabilities	49.3	52.7
Total liabilities	1,205.1	1,340.0
Stockholders' equity:
Preferred stock, $0.001 par value; 15.0 shares authorized, no shares issued or outstanding	0.0	0.0
Common stock, $0.001 par value; 200.0 shares authorized, 55.3 and 55.1 shares issued; 50.4 and 51.3 shares outstanding, respectively	0.1	0.1
Treasury stock, at cost, 4.9 and 3.8 common shares, respectively	(204.4)	(152.2)
Additional paid-in capital	834.8	829.4
Accumulated other comprehensive loss, net	(9.3)	(16.1)
Retained earnings	954.1	957.8
Total stockholders' equity	1,575.3	1,619.0
Total liabilities and stockholders' equity	$ 2,780.4	$ 2,959.0