Contract Assets and Deferred Revenue (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Net Contract Assets (Liabilities)

Net contract assets (liabilities) are as follows:

	March 31, 2021		December 31, 2020
Contract assets - current	$	45.1	$	44.3
Contract assets - long-term(i)	18.8		20.7
Deferred revenue - current	(248.0)		(257.1)
Deferred revenue - long-term	(138.3)		(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 March 31,
	2021		2020
Revenue recognized that was included in deferred revenue at the beginning of the period	$	99.1	$	81.0