Concentration of Business (Tables)

6 Months Ended

Sep. 30, 2019

Risks and Uncertainties [Abstract]

Schedules of Revenue Concentration of Risk

The Company sells its products to customers throughout the US and to foreign customers in various countries, with concentrations as follows:

	Three Months Ended September 30,						Six Months Ended September 30,
	2019			2018			2019			2018
International net sales	$	184,234		$	190,320		$	293,778		$	299,207
% of net sales	34.0		%	37.9		%	35.9		%	39.8		%
Net sales in foreign currencies	$	159,059		$	162,587		$	218,416		$	227,013
% of net sales	29.3		%	32.4		%	26.7		%	30.2		%
Ten largest customers as % of net sales	36.6		%	36.6		%	30.4		%	31.6		%

Schedule of long-lived assets, which consist of property and equipment, by major country

Long-lived assets, which consist of property and equipment, net, recorded in the condensed consolidated balance sheets, were as follows:

	September 30, 2019		March 31, 2019
US	$	196,598	$	196,702
Foreign*	15,725		17,094
Total	$	212,323	$	213,796

*No single foreign country’s net property and equipment comprised 10.0% or more of the Company’s total property and equipment, net, as of September 30, 2019 and March 31, 2019.