Revenue (Tables)

3 Months Ended

Mar. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table disaggregates our revenue by product and service offering and timing of transfer of control:

	Three months ended March 31, 2020
	Americas		Asia Pacific		Europe, Middle East, & Africa		Total
Sales by Product and Service Offering:
Critical infrastructure & solutions	$	264.1	$	123.1	$	112.2	$	499.4
Services & software solutions	159.8		76.9		65.9		302.6
I.T. & Edge infrastructure	42.8		23.9		28.6		95.3
Total	$	466.7	$	223.9	$	206.7	$	897.3
Timing of revenue recognition:
Products and services transferred at a point in time	$	313.2	$	160.9	$	165.8	$	639.9
Products and services transferred over time	153.5		63.0		40.9		257.4
Total	$	466.7	$	223.9	$	206.7	$	897.3

	Three months ended March 31, 2019
	Americas		Asia Pacific		Europe, Middle East, & Africa		Total
Sales by Product and Service Offering:
Critical infrastructure & solutions	$	359.4	$	138.4	$	141.0	$	638.8
Services & software solutions	152.2		85.2		68.6		306.0
I.T. & Edge infrastructure	42.8		35.4		31.8		110.0
Total	$	554.4	$	259.0	$	241.4	$	1,054.8
Timing of revenue recognition:
Products and services transferred at a point in time	$	415.9	$	196.7	$	199.7	$	812.3
Products and services transferred over time	138.5		62.3		41.7		242.5
Total	$	554.4	$	259.0	$	241.4	$	1,054.8

Contract with Customer, Asset and Liability

The opening and closing balances of our current and long-term contract assets and current and long-term deferred revenue are as follows:

	Balances at March 31, 2020		Balances at December 31, 2019
Deferred revenue - current (1)	$	188.0	$	160.9
Deferred revenue - noncurrent (2)	39.6		41.3
Other contract liabilities - current (1)	33.9		39.8

⁽¹⁾ Current deferred revenue and contract liabilities are included within accrued expenses and other liabilities.

⁽²⁾ Noncurrent deferred revenue is recorded within other long-term liabilities.