Research Collaboration and License Agreements (Tables)

12 Months Ended

Dec. 31, 2021

Research Collaboration And License Agreements [Abstract]

Summary of contract liabilities

Information about contract liabilities included as deferred revenue in the accompanying consolidated balance sheets is as follows:

	December 31,
(dollars in millions)	2021		2020
Contract liabilities	$	740.5	$	45.1
Revenues recognized in the period from:
Amounts included in deferred revenue in previous periods	$	18.6	$	18.7

Transaction price allocated to performance obligations

The aggregate amount of the transaction price allocated to performance obligations that are unsatisfied as of December 31, 2021 was $740.5 million, which is expected to be recognized in the following periods:

(dollars in millions)
2022	$	206.2
2023	232.3
2024	116.7
2025	84.0
2026	53.0
Thereafter	48.3
Total	$	740.5