Contract Assets and Deferred Revenue (Tables)

9 Months Ended

Sep. 30, 2021

Revenue from Contract with Customer [Abstract]

Net Contract Assets (Liabilities)

Net contract assets (liabilities) are as follows:

	September 30, 2021		December 31, 2020
Contract assets - current	$	51.3	$	44.3
Contract assets - long-term(i)	12.6		20.7
Deferred revenue - current	(224.2)		(257.1)
Deferred revenue - long-term	(153.0)		(137.9)

(i)Reported in other long-term assets on the company’s consolidated balance sheets

Significant changes in the above contract asset and liability balances were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Revenue recognized that was included in deferred revenue at the beginning of the period	$	47.5	$	48.1	$	210.4	$	197.3