Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Mar. 31, 2017

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following:

	March 31,
	2016		2017
Value added tax recoverable	$	118	$	328
Rental and utility deposit		15		19
Advance to suppliers		123		410
Prepayment		403		654
Coupon and dividend receivable		140		93
Others		859		915
	$	1,658	$	2,419