Note 20—Business Segment Information

The Company has two reportable segments, BSI and BEST, as discussed in Note 1 to the consolidated financial statements.

Selected business segment information is presented below for the years ended December 31, (in millions):


	2018		2017		2016
Revenue:
BSI	$	1,707.0	$	1,583.9	$	1,492.6
BEST		194.8		191.2		130.2
Eliminations (a)		(6.2)		(9.2)		(11.5)
Total revenue	$	1,895.6	$	1,765.9	$	1,611.3
Operating Income:
BSI	$	247.9	$	213.4	$	173.5
BEST		14.5		7.4		6.6
Corporate, eliminations and other (b)		—		(1.3)		1.7
Total operating income	$	262.4	$	219.5	$	181.8

(a)

Represents product and service revenue between reportable segments.

(b)

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

The Company recorded an impairment charge of $0.6 million, $1.1 million and $0.8 million for the years ended December 31, 2018, 2017 and 2016, respectively, within the BSI and BEST Segments. Please see Note 8—Property, Plant and Equipment, net and Note 9—Goodwill and Other Intangible Assets, for description of impairment charges recorded in 2018, 2017 and 2016. These impairment charges are included within cost of revenue for the year ended December 31, 2018 and other charges, net for the years ended December 31, 2017 and 2016 in the accompanying consolidated statements of income and comprehensive income.

Total assets by segment as of and for the years ended December 31, are as follows (in millions):


	2018		2017
Assets:
BSI	$	2,100.6	$	1,917.8
BEST		33.2		35.6
Eliminations and other (a)		(5.2)		(4.9)
Total assets	$	2,128.6	$	1,948.5

(a)

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

Total capital expenditures and depreciation and amortization by segment are presented below for the years ended December 31, (in millions):


	2018		2017		2016
Capital Expenditures:
BSI	$	42.8	$	38.5	$	34.6
BEST		6.4		5.2		2.5
Total capital expenditures	$	49.2	$	43.7	$	37.1
Depreciation and Amortization:
BSI	$	60.2	$	59.8	$	51.3
BEST		4.7		4.1		3.0
Total depreciation and amortization	$	64.9	$	63.9	$	54.3

Revenue and property, plant and equipment, net by geographical area as of and for the year ended December 31, are as follows (in millions):


	2018		2017		2016
Revenue:
United States	$	489.4	$	434.7	$	428.2
Germany		201.1		200.2		189.5
Rest of Europe		500.2		465.0		393.4
Asia Pacific		549.2		514.8		458.1
Other		155.7		151.2		142.1
Total revenue	$	1,895.6	$	1,765.9	$	1,611.3


	2018		2017		2016
Property, plant and equipment, net:
United States	$	44.1	$	46.2	$	46.4
Germany		137.0		140.9		122.5
Rest of Europe		78.7		71.9		63.3
Asia Pacific		6.3		5.4		4.4
Other		4.5		2.1		2.5
Total property, plant and equipment, net	$	270.6	$	266.5	$	239.1