Inventories

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories consist of the following:

	June 30,		December 31,
	2020		2019
Raw materials	$	306.3	$	216.3
Work-in-process	696.9		727.7
Finished goods	132.0		70.6
Deferred costs	505.7		400.9
	$	1,640.9	$	1,415.5

Deferred costs represent the costs of product manufactured and shipped to the Company's collaborators for which recognition of revenue has been deferred (see Note 3).