Exchange rates (Tables)

12 Months Ended

Mar. 31, 2020

Foreign Currency [Abstract]

Schedule of Exchange Rates

The following major rates of exchange were used in the preparation of the consolidated financial statements:

		As of March 31,
		2018	2019	2020
USD:ZAR	– closing	11.83	14.48	17.92
	– average	12.99	13.75	14.78
USD:GBP	– closing	0.71	0.77	0.81
	– average	0.75	0.76	0.79