Revenue (Tables)

9 Months Ended

Sep. 30, 2020

Revenue from Contract with Customer [Abstract]

Schedule of Remaining Performance Obligation

The total amount of the transaction price for our revenue contracts allocated to performance obligations that are unsatisfied (or partially unsatisfied) as of September 30, 2020 (Successor) is as follows:

	Fourth Quarter 2020		2021		2022		2023		2024		Thereafter		Total
Future revenue	$	377.1	$	810.9	$	375.9	$	172.8	$	72.5	$	281.5	$	2,090.7

Schedule of Contract Balances

	At September 30, 2020		At December 31, 2019
Accounts receivable, net	$	250.4	$	269.3
Short-term contract assets	$	0.4	$	1.0
Long-term contract assets	$	1.3	$	2.8
Short-term deferred revenue	$	481.6	$	467.5
Long-term deferred revenue	$	13.7	$	7.8

Schedule of Amortization of Commission Assets

The amortization of commission assets is as follows:

Period	Amortization
Three months ended September 30, 2020 (Successor)	$	4.6
Nine months ended September 30, 2020 (Successor)	$	11.8
Three months ended September 30, 2019 (Successor)	$	1.5
Period from January 1 to September 30, 2019 (Successor)	$	2.4
Period from January 1 to February 7, 2019 (Predecessor)	$	3.2