XML 48 R36.htm IDEA: XBRL DOCUMENT v3.22.2.2
Stock-based compensation plan (Tables)
 6 Months Ended
Sep. 30, 2022
Share-Based Payment Arrangement [Abstract]  
Summary of Unvested SARs Activities
The following table summarizes the activities for the outstanding SARs:
Number of SARsWeighted-
Average
Exercise Price in U.S. Cents*		Weighted Average Contractual Remaining Term (years)Aggregate Intrinsic Values (in thousands)
Outstanding as of April 1, 202240,971,875 45
Granted— — 
Exercised(121,875)19
Forfeited(5,650,000)42
Outstanding as of September 30, 202235,200,000 363.16
Vested and expected to vest as of September 30, 202234,118,750 363.13895
Vested as of September 30, 20228,350,000190.50895