Revenue

12 Months Ended

Mar. 31, 2021

Disclosure Of Revenue [Abstract]

Disclosure of revenue [text block]

22. Revenue

	Year ended
	March 31, 2021		March 31, 2020		March 31, 2019
Rendering of services
Service revenue*		21,718,351		20,449,123		18,230,837
Installation service revenue		317,395		676,658		1,409,309
		22,035,746		21,125,781		19,640,146
Sale of products		2,283,796		1,826,286		1,906,739
		24,319,542		22,952,067		21,546,885

* Revenue from operating leases amount to ₹ Nil (March 31, 2021), ₹ Nil (March 31, 2020) and ₹ 19,983 (March 31, 2019)

Note: Revenue disaggregation as per business segment and geography has been included in segment information (See Note 30).