Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Schedule of segment reporting information, by segment

The following table summarizes financial information regarding each reportable segment’s results of operations, including disaggregated external net sales by product category:


	Year Ended December 31,
(dollars in millions)	2020		2019		2018
Net Sales:
Electronics
Assembly Solutions	$	571.7	$	545.6	$	580.0
Circuitry Solutions	401.0		377.6		406.3
Semiconductor Solutions	199.4		162.5		171.2
Total Electronics	1,172.1		1,085.7		1,157.5
Industrial & Specialty
Industrial Solutions	473.0		521.1		560.7
Graphics Solutions	143.6		152.0		159.1
Energy Solutions	65.0		77.1		83.7
Total Industrial & Specialty	681.6		750.2		803.5
Total net sales	$	1,853.7	$	1,835.9	$	1,961.0

Adjusted EBITDA:
Electronics	$	277.3	$	252.9	$	248.2
Industrial & Specialty	145.3		163.8		172.5
Total Adjusted EBITDA	$	422.6	$	416.7	$	420.7

The following table reconciles "Net income (loss) attributable to common stockholders" to Adjusted EBITDA:


	Year Ended December 31,
(dollars in millions)	2020		2019		2018
Net income (loss) attributable to common stockholders	$	75.7	$	92.2	$	(324.4)
Add (subtract):
Net income attributable to the non-controlling interests	—		0.7		4.5
Loss (income) from discontinued operations, net of tax	1.1		(13.3)		242.9
Income tax expense	4.3		61.3		23.8
Interest expense, net	63.4		90.7		311.0
Depreciation expense	42.2		41.5		44.6
Amortization expense	119.2		113.2		112.1
EBITDA	305.9		386.3		414.5
Adjustments to reconcile to Adjusted EBITDA:
Restructuring expense	6.3		14.1		6.3
Amortization of inventory step-up	2.4		0.7		—
Acquisition and integration costs	12.3		1.9		12.1

Foreign exchange loss (gain) on foreign denominated external and internal long-term debt	35.4		(31.9)		6.0
Debt refinancing costs	45.7		62.0		0.5
Foundation contributions	5.0		—		—
Gain on sale of equity investment	—		—		(11.3)
Change in fair value of contingent consideration	—		(17.4)		(21.8)
Other, net	9.6		1.0		14.4
Adjusted EBITDA	$	422.6	$	416.7	$	420.7

Revenue from external customers by geographic areas


	Year Ended December 31,
(dollars in millions)	2020		2019		2018
United States	$	485.3	$	448.7	$	477.4
China	347.9		328.3		367.4
Other countries	1,020.5		1,058.9		1,116.2
Total	$	1,853.7	$	1,835.9	$	1,961.0

Schedule of revenue from external customers and long-lived assets, by geographical areas


	December 31,
(dollars in millions)	2020		2019
United States	$	86.4	$	112.4
China	32.1		31.8
Other countries	121.9		120.6
Total	$	240.4	$	264.8