Revenues (Tables)

3 Months Ended

Mar. 31, 2020

Revenue From Contract With Customer [Abstract]

Disaggregation of Revenues by Geography and Source

The following table disaggregates our revenues by geography (in millions):

	Three Months Ended March 31,
	2020		2019
United States	$	862.0	$	828.3
United Kingdom		156.2		166.3
Europe (excluding United Kingdom), Middle East and Africa		63.0		48.3
Asia-Pacific and Japan		45.4		51.6
Canada		28.6		27.2
Americas, excluding United States and Canada		18.4		15.5
Total	$	1,173.6	$	1,137.2

The following table disaggregates our revenues by source (in millions):

	Three Months Ended March 31,
	2020		2019
Software-enabled services	$	989.5	$	972.0
Maintenance and term licenses		159.8		130.1
Professional services		20.0		20.0
Perpetual licenses		4.3		15.1
Total	$	1,173.6	$	1,137.2