Business Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Reportable segment information

The following table sets forth the information about our reportable segments for the periods indicated, with inter-segment sales eliminated:

(Dollars in thousands)	Advanced Connectivity Solutions		Elastomeric Material Solutions		Power Electronics Solutions		Other		Total
2016
Net sales	$	277,787	$	203,181	$	152,367	$	22,979	$	656,314
Operating income	$	43,965	$	26,593	$	5,965	$	7,329	$	83,852
Total assets	$	361,746	$	421,011	$	247,187	$	26,556	$	1,056,500
Capital expenditures	$	7,569	$	4,051	$	6,009	$	507	$	18,136
Depreciation & amortization	$	15,654	$	10,141	$	11,208	$	844	$	37,847
Investment in unconsolidated joint ventures	$	—	$	16,183	$	—	$	—	$	16,183
Equity income in unconsolidated joint ventures	$	—	$	4,146	$	—	$	—	$	4,146
2015
Net sales	$	267,630	$	180,898	$	150,288	$	42,627	$	641,443
Operating income	$	45,115	$	19,979	$	3,750	$	7,411	$	76,255
Total assets	$	315,358	$	264,982	$	320,755	$	29,260	$	930,355
Capital expenditures	$	15,532	$	4,103	$	4,185	$	1,017	$	24,837
Depreciation & amortization	$	15,403	$	9,280	$	7,855	$	1,516	$	34,054
Investment in unconsolidated joint ventures	$	—	$	15,348	$	—	$	—	$	15,348
Equity income in unconsolidated joint ventures	$	—	$	2,890	$	—	$	—	$	2,890
2014
Net sales	$	240,864	$	173,671	$	171,832	$	24,544	$	610,911
Operating income	$	44,007	$	23,350	$	5,654	$	8,230	$	81,241
Total assets	$	217,173	$	221,013	$	377,181	$	25,068	$	840,435
Capital expenditures	$	14,290	$	6,197	$	7,489	$	779	$	28,755
Depreciation & amortization	$	9,575	$	6,561	$	9,332	$	800	$	26,268
Investment in unconsolidated joint ventures	$	—	$	17,214	$	—	$	—	$	17,214
Equity income in unconsolidated joint ventures	$	—	$	4,123	$	—	$	—	$	4,123

Reconciliation of Operating Income to the Consolidated Statements of Operations

The following table sets forth the operating income reconciliation to the consolidated statements of operations for the periods indicated:

(Dollars in thousands)	2016			2015			2014
Operating income	$	83,852		$	76,255		$	81,241
Equity income in unconsolidated joint ventures	4,146			2,890			4,123
Other income (expense), net	(1,788		)	(8,492		)	(1,194		)
Interest income (expense), net	(3,930		)	(4,480		)	(2,946		)
Income before income taxes	$	82,280		$	66,173		$	81,224

Revenue and long-lived assets by geographic region

Information relating to our operations by geographic area was as follows:

	Net Sales (1)						Long-lived Assets (2)
(Dollars in thousands)	2016		2015		2014		2016		2015		2014
United States	$	158,136	$	164,478	$	124,305	$	326,199	$	218,439	$	70,728
China	236,961		227,993		236,488		62,728		65,994		49,794
Germany	79,480		76,569		93,478		101,725		110,240		129,702
Other	181,737		172,403		156,640		32,242		34,460		36,999
Total	$	656,314	$	641,443	$	610,911	$	522,894	$	429,133	$	287,223

⁽¹⁾  Net sales are allocated to countries based on the location of the customer. Countries with 10% or more of net sales have been disclosed.

⁽²⁾  Long-lived assets are based on the location of the asset and are comprised of goodwill and other intangibles and property, plant and equipment. Countries with 10% of more of long-lived assets have been disclosed.