Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 268.8	$ 167.8
Restricted cash	0.2	0.2
Accounts receivable, net	258.6	270.7
Inventories	236.2	222.5
Prepaid expenses and other current assets	32.1	25.0
Total current assets	795.9	686.2
Property, plant and equipment, net	580.1	542.3
Intangible assets, net	693.2	712.9
In-process research and development	29.0	29.0
Goodwill	266.3	266.6
Other assets	101.6	90.3
Total assets	2,466.1	2,327.3
Current liabilities:
Accounts payable	84.8	94.8
Accrued expenses	33.8	39.5
Debt, current portion	59.0	62.4
Debt, current portion	29.1	12.9
Contract liabilities, current portion	32.7	3.3
Business Combination, Contingent Consideration, Liability, Current	22.3	3.2
Other current liabilities	32.0	0.2
Total current liabilities	293.7	216.3
Contingent consideration, net of current portion	6.9	26.0
Debt, net of current portion	758.1	798.4
Deferred tax liability	63.9	63.9
Contract liabilities, net of current portion	85.3	85.6
Other liabilities	59.4	48.6
Total liabilities	1,267.3	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, 54.1 and 52.9 shares issued; 52.9 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	758.5	716.1
Accumulated other comprehensive loss, net	(22.2)	(9.9)
Retained earnings	502.0	421.8
Total stockholders' equity	1,198.8	1,088.5
Total liabilities and stockholders' equity	$ 2,466.1	$ 2,327.3