Segment Information and Revenue (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Schedule of Net Sales from Based on Location of the Subsidiary

The tables below set forth net sales based on the location of the subsidiary producing the net sale.

Three Months Ended
June 30, 2018	Asia			North America			Europe			Consolidated
Total sales	$	269,290		$	38,392		$	51,175		$	358,857
Intercompany elimination		(33,813	)		(6,358	)		(14,601	)		(54,772	)
Net sales	$	235,477		$	32,034		$	36,574		$	304,085
Three Months Ended
June 30, 2017	Asia			North America			Europe			Consolidated
Total sales	$	250,551		$	47,873		$	45,807		$	344,231
Intercompany elimination		(41,149	)		(22,946	)		(15,912	)		(80,007	)
Net sales	$	209,402		$	24,927		$	29,895		$	264,224
As of and for the Six Months Ended
June 30, 2018	Asia			North America			Europe			Consolidated
Total sales	$	513,820		$	65,228		$	101,173		$	680,221
Intercompany elimination		(65,640	)		(7,503	)		(28,481	)		(101,624	)
Net sales	$	448,180		$	57,725		$	72,692		$	578,597
Property, plant and equipment, net	$	410,207		$	25,540		$	24,490		$	460,237
Total assets	$	1,090,931		$	155,395		$	190,446		$	1,436,772
As of and for the Six Months Ended
June 30, 2017	Asia			North America			Europe			Consolidated
Total sales	$	468,894		$	90,752		$	86,825		$	646,471
Intercompany elimination		(74,488	)		(40,486	)		(30,970	)		(145,944	)
Net sales	$	394,406		$	50,266		$	55,855		$	500,527
Property, plant and equipment, net	$	350,297		$	56,691		$	20,080		$	427,068
Total assets	$	993,324		$	378,736		$	207,069		$	1,579,129

Schedule of Net Sales by Direct Sales or Distributor and Location

The tables below set forth the amount of net sales by type, direct sales or Distributor and the location of the customer based on the location to where the products were shipped for the three and six months ended June 30, 2018 and 2017:

	Net Sales for the Three Months Ended June 30,
	Direct Sales		Distributor
	2018	2017	2018	2017
China	$54,747	$54,855	$111,818	$91,529
U.S.	4,772	4,404	26,431	19,372
Korea	3,474	4,626	10,028	11,179
Germany	2,820	2,434	20,826	16,597
Singapore	624	60	19,571	15,037
Taiwan	922	1,741	15,828	16,370
All others (1)	16,663	15,799	15,561	10,221
Total	$84,022	$83,919	$220,063	$180,305
	Percent of Net Sales by Type for the Three Months Ended June 30,
	Direct Sales		Distributor
	2018	2017	2018	2017
China	65%	65%	51%	51%
U.S.	6%	5%	12%	11%
Korea	4%	6%	5%	6%
Germany	3%	3%	9%	9%
Singapore	1%	-	9%	8%
Taiwan	1%	2%	7%	9%
All others (1)	20%	19%	7%	6%
Total	100%	100%	100%	100%
	Total Net Sales for the Three Months Ended June 30,
	Dollar		Percent of Net Sales
	2018	2017	2018	2017
China	$166,565	$146,386	55%	55%
U.S.	31,203	23,776	10%	9%
Korea	13,502	15,804	4%	6%
Germany	23,646	19,031	8%	7%
Singapore	20,195	15,097	7%	6%
Taiwan	16,750	18,110	6%	7%
All others (1)	32,224	26,020	10%	10%
Total	$304,085	$264,224	100%	100%

	Net Sales for the Six Months Ended June 30,
	Direct Sales		Distributor
	2018	2017	2018	2017
China	$104,072	$108,189	$210,684	$167,721
U.S.	8,457	8,461	47,531	36,514
Korea	7,551	8,958	18,913	24,406
Germany	5,925	5,170	42,431	31,284
Singapore	912	174	35,401	25,765
Taiwan	1,778	4,554	35,021	29,704
All others (1)	31,984	30,528	27,937	19,099
Total	$160,679	$166,034	$417,918	$334,493
	Percent of Net Sales by Type for the Six Months Ended June 30,
	Direct Sales		Distributor
	2018	2017	2018	2017
China	65%	65%	50%	50%
U.S.	5%	5%	11%	11%
Korea	5%	5%	5%	7%
Germany	4%	3%	10%	9%
Singapore	1%	-	8%	8%
Taiwan	1%	3%	8%	9%
All others (1)	19%	19%	8%	6%
Total	100%	100%	100%	100%
	Total Net Sales for the Six Months Ended June 30,
	Dollar		Percent of Net Sales
	2018	2017	2018	2017
China	$314,756	$275,911	54%	55%
U.S.	55,988	44,975	10%	9%
Korea	26,464	33,363	5%	7%
Germany	48,356	36,454	8%	7%
Singapore	36,313	25,939	6%	5%
Taiwan	36,799	34,258	6%	7%
All others (1)	59,921	49,627	11%	10%
Total	$578,597	$500,527	100%	100%

(1) Represents countries with less than 3% of the total net sales each.