Selling, general and administrative expenses (Tables)

12 Months Ended

Mar. 31, 2021

Disclosure Of Selling, General And Administrative Expenses [Abstract]

Disclosure of detailed information about general and administrative expense [text block]

	Year ended
	March 31, 2021		March 31, 2020		March 31, 2019
Personnel expenses		1,512,934		1,573,512		1,474,755
Marketing and promotion expenses		72,398		249,043		267,241
Administrative and other expenses*#		2,961,424		2,691,091		3,132,623
		4,546,756		4,513,646		4,874,619
# Includes Contract associates costs
Attributable to cost of goods sold and services rendered		253,289		308,494		360,556
Attributable to selling, general and administrative expenses		49,353		80,246		101,363

* Includes net foreign exchange loss of ₹ 15,256, ₹ 2,975 and ₹51,936 for the years ended March 31, 2021, 2020 and 2019 respectively