Segment Reporting (Tables)

9 Months Ended

Sep. 29, 2018

Summary of Financial Information for Reportable Segments

Summarized financial information for the Company’s reportable segments is shown in the following tables.

	Three months ended				Nine months ended
(In thousands)	September 29, 2018		September 30, 2017		September 29, 2018		September 30, 2017
Net sales
SCEM	$	131,234	$	124,522	$	396,313	$	360,131
MC	151,345		116,113		394,663		320,575
AMH	116,018		104,956		357,879		311,264
Total net sales	$	398,597	$	345,591	$	1,148,855	$	991,970

	Three months ended				Nine months ended
(In thousands)	September 29, 2018		September 30, 2017		September 29, 2018		September 30, 2017
Segment profit
SCEM	$	31,860	$	29,539	$	100,738	$	81,727
MC	44,530		39,302		125,575		102,085
AMH	19,494		12,483		65,750		41,612
Total segment profit	$	95,884	$	81,324	$	292,063	$	225,424

Reconciliation of Total Segment Profit to Operating Income

The following table reconciles total segment profit to income before income taxes:

	Three months ended						Nine months ended
(In thousands)	September 29, 2018			September 30, 2017			September 29, 2018			September 30, 2017
Total segment profit	$	95,884		$	81,324		$	292,063		$	225,424
Less:
Amortization of intangible assets	21,419			11,051			45,102			33,003
Unallocated general and administrative expenses	6,490			9,618			25,580			21,756
Operating income	67,975			60,655			221,381			170,665
Interest expense	7,987			7,749			24,442			24,418
Interest income	(309		)	(150		)	(2,613		)	(323		)
Other expense (income), net	810			2,906			4,826			3,762
Income before income tax expense	$	59,487		$	50,150		$	194,726		$	142,808

Schedule of Revenue from External Customers, by Geographical Areas [Table Text Block]

In the following tables, revenue is disaggregated by country or region for the three and nine months ended September 29, 2018 and September 30, 2017.

(In thousands)	Three months ended September 29, 2018								Nine months ended September 29, 2018
	SCEM		MC		AMH		Total		SCEM		MC		AMH		Total
Taiwan	$	25,436	$	34,452	$	18,745	$	78,633	$	79,653	$	80,556	$	50,942	$	211,151
United States	33,014		24,072		28,536		85,622		99,543		65,119		91,091		255,753
South Korea	21,088		18,893		19,858		59,839		62,206		58,698		66,407		187,311
Japan	12,141		27,479		12,049		51,669		40,707		82,016		35,160		157,883
China	18,667		27,360		12,263		58,290		50,373		56,417		38,793		145,583
Europe	7,579		10,873		16,899		35,351		23,345		30,963		49,859		104,167
Southeast Asia	13,309		8,216		7,668		29,193		40,486		20,894		25,627		87,007
	$	131,234	$	151,345	$	116,018	$	398,597	$	396,313	$	394,663	$	357,879	$	1,148,855

(In thousands)	Three months ended September 30, 2017								Nine months ended September 30, 2017
	SCEM		MC		AMH		Total		SCEM		MC		AMH		Total
Taiwan	$	28,417	$	24,439	$	15,779	$	68,635	$	83,882	$	85,545	$	53,716	$	223,143
United States	29,213		21,068		25,332		75,613		86,597		53,554		72,198		212,349
South Korea	20,474		17,769		20,416		58,659		56,762		46,156		55,062		157,980
Japan	10,388		24,031		9,289		43,708		28,982		63,295		27,567		119,844
China	17,662		13,862		11,171		42,695		48,816		31,817		25,751		106,384
Europe	7,509		8,599		13,130		29,238		22,837		22,363		43,767		88,967
Southeast Asia	10,859		6,345		9,839		27,043		32,255		17,845		33,203		83,303
	$	124,522	$	116,113	$	104,956	$	345,591	$	360,131	$	320,575	$	311,264	$	991,970