Business Segment Information (Tables)

3 Months Ended

Mar. 31, 2021

Business Segment Information

Schedule of revenue, operating income and total assets by reportable segment

Revenue and operating income by reportable segment are presented below (dollars in millions):

	Three Months Ended March 31,
	2021			2020
Revenue:
BSI Life Science	$	351.8		$	261.4
BSI NANO		154.4			120.1
BEST		52.4			46.2
Eliminations (a)		(3.9	)		(3.7	)
Total revenue	$	554.7		$	424.0
Operating Income (loss)
BSI Life Science	$	88.9		$	39.5
BSI NANO		12.3			(8.0	)
BEST		4.1			1.7
Corporate, eliminations and other (b)		(16.2	)		(16.8	)
Total operating income	$	89.1		$	16.4

(a) Represents product and service revenue between reportable segments.

(b) Represents corporate costs and eliminations not allocated to the reportable segments.

Total assets by reportable segment are as follows (dollars in millions):

	March 31, 2021			December 31, 2020
Assets:
BSI Life Science, BSI NANO & Corporate	$	2,947.8		$	2,964.5
BEST		92.3			88.7
Eliminations and other (a)		(5.2	)		(4.2	)
Total assets	$	3,034.9		$	3,049.0

(a) Assets not allocated to the reportable segments and eliminations of intercompany transactions.