
Note 3.	Revenue

Disaggregated Revenue

Revenue by type is as follows:



	Three Months Ended
	March 31,
(In millions)	2018

Revenues
Consumables	$	3,111
Instruments	1,416
Services	1,325

Consolidated revenues	$	5,853

Revenue by geographic region is as follows:



	Three Months Ended
	March 31,
(In millions)	2018

Revenues
North America	$	2,903
Europe	1,518
Asia-Pacific	1,264
Other regions	168

Consolidated revenues	$	5,853

Each reportable segment earns revenues from consumables, instruments and services in North America, Europe, Asia-Pacific and other regions. See note 4 for revenue by reportable segment and other geographic data.

Remaining Performance Obligations

The aggregate amount of the transaction price allocated to the remaining performance obligations for all open customer contracts as of March 31, 2018 was $4.94 billion. The company will recognize revenue for these performance obligations as they are satisfied, the majority of which is expected to occur within the next twelve months.