Property, plant and equipment (Tables)

12 Months Ended

Mar. 31, 2022

Disclosure of detailed information about property, plant and equipment [abstract]

Summary of Property, plant and equipment

	Freehold Land #			Plant and equipment			Buildings		Leasehold improvements		Office equipment			Furniture and fixtures			Computers			Capital work in progress			Total property, plant and equipment
	(INR)			(INR)			(INR)		(INR)		(INR)			(INR)			(INR)			(INR)			(INR)
Cost
As at April 1, 2019		8,705			295,406			65		124		56			49			64			16,269			320,738
Additions during the year^		1,258			48,419			—		6		12			8			26			49,218			98,947
Adjustments during the year*		(73	)		(51	)		—		—		—			—			—			(188	)		(312	)
Disposals during the year**		—			(95	)		—		—		(1	)		—			(4	)		(27	)		(127	)
Capitalised during the year		—			—			—		—		—			—			—			(47,373	)		(47,373	)
As at March 31, 2020		9,890			343,679			65		130		67			57			86			17,899			371,873
Additions during the year^		603			31,179			12		5		9			7			33			22,725			54,573
Acquisition of subsidiaries (refer Note 55)		57			2,500			—		—		1			1			1			—			2,560
Disposal of subsidiary (refer Note 39)		—			(14,998	)		—		—		(1	)		—		(0)				—			(14,999	)
Adjustments during the year*		(19	)		(265	)		—		—		(1	)		—			(1	)		(4	)		(290	)
Disposals during the year**		—			(242	)		—		—		(1	)					(4	)		(39	)		(286	)
Capitalised during the year		—			—			—		—		—			—			—			(30,176	)		(30,176	)
As at March 31, 2021		10,531			361,853			77		135		74			65			115			10,405			383,255
Additions during the year^		830			79,195			14		—		14			13			50			92,533			172,649
Asset acquisition (refer Note 56)		1,806			19,906			24		—		2			0			1			—			21,739
Adjustments during the year*		64			(198	)		—		—		(1	)		1			(1	)		(355	)		(490	)
Assets held for sale					(228	)																		(228	)
Disposal of subsidiaries (refer Note 39)		(1	)		(5,976	)		—		—		(2	)		(2	)	(0)				(90	)		(6,071	)
Disposals during the year**		—			(121	)		—		—		(3	)		—		(0)				(129	)		(253	)
Capitalised during the year		—			—			—		—		—			—			—			(80,385	)		(80,385	)
As at March 31, 2022		13,230			454,431			115		135		84			77			165			21,979			490,216
Accumulated depreciation
As at April 1, 2019		—			21,237			15		25		20			9			30			—			21,336
Charge for the year (refer Note 35)		—			9,827			3		11		7			6			11			—			9,865
Depreciation capitalised during the year		—			2			—		15		6			2			7			—			32
Adjustments during the year*		—			0			—		—		—			—			—			—		0
Disposals during the year		—		(0)				—		—		(1	)		—			(4	)		—			(5	)
As at March 31, 2020		—			31,066			18		51		32			17			44			—			31,228
Charge for the year (refer Note 35)		—			10,568			3		14		9			9			12			—			10,615
Depreciation capitalised during the year		—			4			—		13		6			2			7			—			32
Disposal of a subsidiary (refer Note 39)		—			(615	)		—		—		(1	)		—		(0)				—			(616	)
Disposals during the year		—			(35	)		—		—		(1	)		—			(4	)		—			(40	)
As at March 31, 2021		—			40,988			21		78		45			28			59			—			41,219
Charge for the year (refer Note 35)		—			12,148			7		18		9			6			10			—			12,198
Depreciation capitalised during the year		—			4			—		9		6			2			10			—			31
Disposal of subsidiaries (refer Note 39)		—			(734	)		—		—		(1	)		(1	)	(0)				—			(736	)
Adjustments during the year*		—			—			—		—		(1	)		1			(1	)					(1	)
Assets held for sale		—			(47	)		—		—		—			—			—			—			(47	)
Disposals during the year		—			(39	)		—		—		(2	)		—		(0)				—			(41	)
As at March 31, 2022		—			52,320			28		105		56			36			78			—			52,623
Net book value
As at April 1, 2020 (INR)		9,890			312,613			47		79		35			40			42			17,899			340,645
As at March 31, 2021 (INR)		10,531			320,865			56		57		29			37			56			10,405			342,036
As at March 31, 2022 (INR)		13,230			402,111			87		30		28			41			87			21,979			437,593
As at March 31, 2022 (USD)		174			5,300			1	0		0				1			1			290			5,768