Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 415.0	$ 167.8
Restricted cash	0.2	0.2
Accounts receivable, net	196.1	270.7
Inventories, net	270.1	222.5
Prepaid expenses and other current assets	77.4	25.0
Total current assets	958.8	686.2
Property, plant and equipment, net	606.5	542.3
Intangible assets, net	678.1	712.9
In-process research and development	0.0	29.0
Goodwill	266.5	266.6
Other assets	106.4	90.3
Total assets	2,616.3	2,327.3
Current liabilities:
Accounts payable	102.8	94.8
Accrued expenses	34.9	39.5
Accrued compensation	76.9	62.4
Debt, current portion	30.9	12.9
Other current liabilities	53.8	6.7
Total current liabilities	299.3	216.3
Contingent consideration, net of current portion	35.2	26.0
Debt, net of current portion	848.5	798.4
Deferred tax liability	64.0	63.9
Contract liabilities, net of current portion	60.4	85.6
Other liabilities	57.4	48.6
Total liabilities	1,364.8	1,238.8
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, 54.2 and 53.0 shares issued; 53.0 and 51.7 shares outstanding, respectively	0.1	0.1
Treasury stock, at cost, 1.2 common shares	(39.6)	(39.6)
Additional paid-in capital	770.9	716.1
Accumulated other comprehensive loss, net	(21.4)	(9.9)
Retained earnings	541.5	421.8
Total stockholders' equity	1,251.5	1,088.5
Total liabilities and stockholders' equity	$ 2,616.3	$ 2,327.3