Segment Information (Tables)

12 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Contributions of Profitability Information For Reportable Segments

Contributions of the major activities, profitability information and asset information of the Company’s reportable segments for the years ended March 31, 2015, 2016 and 2017 are as follows:

	Year ended March 31,
	2015									2016									2017
	Net sales			Intersegment Sales			Income (loss) before income tax			Net sales			Intersegment Sales			Income (loss) before income tax			Net sales			Intersegment Sales			Income (loss) before income tax
Segment:
Injection molded plastic parts	$	20,206		$	(434	)	$	(341	)	$	20,181		$	(356	)	$	(2,671	)	$	23,594		$	(350	)	$	843
Electronic products		18,409			(105	)		(1,912	)		24,847			(104	)		(2,105	)		21,331			(53)			742
Metallic parts (Discontinued in fiscal 2015)		1			—			(348	)		—			—			—			—			—			—
Segment total	$	38,616		$	(539	)	$	(2,601	)	$	45,028		$	(460	)	$	(4,776	)	$	44,925		$	(403	)	$	1585
Reconciliation to consolidated totals:
Sales eliminations		(539	)		539			—			(460	)		460			—			(403	)		403			—
Consolidated totals:
Net sales	$	38,077		$	—					$	44,568		$	—					$	44,522		$	—
(Loss) income before income taxes							$	(2,601	)							$	(4,776	)							$	1585

	Year ended March 31,
	2015				2016				2017
	Interest income from bank deposits		Interest expenses		Interest income from bank deposits		Interest expenses		Interest income from bank deposits		Interest expenses
Segment:
Injection molded plastic parts	$	509	$	—	$	364	$	—	$	306	$	—
Electronic products		26		—		8		—		8		—
Metallic parts (Discontinued in fiscal 2015)		—		—		—		—		—		—
Consolidated total	$	535	$	—	$	372	$	—	$	314	$	—

	Year ended March 31,
	2015						2016						2017
	Identifiable assets		Capital expenditure		Depreciation and amortization		Identifiable assets		Capital expenditure		Depreciation and amortization		Identifiable assets		Capital expenditure		Depreciation and amortization
Segment:
Injection molded plastic parts	$	73,829	$	550	$	2,384	$	67,528	$	424	$	1,969	$	67,912	$	2,050	$	1,750
Electronic products		22,610		340		415		20,043		167		404		23,075		102		385
Metallic parts (Discontinued in fiscal 2015)		—		—		25		—		—		—		—		—		—
Consolidated Totals	$	96,439	$	890	$	2,824	$	87,571	$	591	$	2,373	$	90,987	$	2,152	$	2,135

Schedule of Net Sales by Geographical Area

The Company’s sales are coordinated through the Macao subsidiaries and a breakdown of sales by destination is as follows:

	Year ended March 31,
	2015		2016		2017
Net sales
United States of America	$	9,910	$	8,116	$	8,883
PRC		16,119		18,785		20,637
United Kingdom		1,023		1,007		1,515
Hong Kong		5,505		7,672		5,801
Europe		3,501		6,403		4,750
Others		2,018		2,585		2,936
Net sales from continuing operations	$	38,076	$	44,568	$	44,522
Net sales from discontinued operations		1		—		—
Total net sales	$	38,077	$	44,568	$	44,522

Schedule of Segment Indentifiable Assets by Geographical Area

The location of the Company’s identifiable assets is as follows:

	March 31,
	2016		2017
Hong Kong and Macao	$	32,528	$	34,821
PRC		55,043		56,166
Total identifiable assets		87,571		90,987
Goodwill		—		—
Total assets	$	87,571	$	90,987