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Inventories (Details)
₨ in Thousands, $ in Thousands
Mar. 31, 2021
INR (₨)
Mar. 31, 2021
USD ($)
Mar. 31, 2020
INR (₨)
Disclosure Of Inventories [Abstract]      
Trade inventories ₨ 1,414,738   ₨ 1,302,056
Inventories ₨ 1,414,738 $ 19,247 ₨ 1,302,056