Debt (Tables)

12 Months Ended

Mar. 31, 2020

Debt Disclosure [Abstract]

Schedule of Undrawn Facilities

Details of undrawn facilities are shown below:

		As of March 31,
	Interest rate	2019		2020
Undrawn borrowing facilities at floating rates include:
– Standard Bank Limited:
Overdraft	SA prime* less 1.2%	$	2,741	$	1,204
Vehicle and asset finance	SA prime* less 1.2%	586		474
Working capital facility	SA prime* less 0.25%	—		1,395
– Nedbank Limited overdraft	SA prime* less 2%	690		558
		$	4,017	$	3,631

*South African prime interest rate