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Expenses by Nature - Summary of Expenses by Nature (Detail) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2016
Expenses by nature [abstract]
Employee cost	$ 450,956	$ 343,318	$ 299,578
Repair payments	16,970	24,102	31,170
Facilities cost	89,037	75,383	67,689
Depreciation	19,954	16,903	15,435
Legal and professional expenses	22,972	15,902	13,227
Travel expenses	23,748	18,563	17,972
Others	38,886	33,526	30,035
Total cost of revenue, selling and marketing and general and administrative expenses	$ 662,523	$ 527,697	$ 475,106

X

- Definition

The amount of depreciation expense. Depreciation is the systematic allocation of depreciable amounts of tangible assets over their useful lives.

+ References

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X

- Definition

The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment.

+ References

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X

- Definition

The amount of expenses aggregated according to their nature (for example, depreciation, purchases of materials, transport costs, employee benefits and advertising costs), and not reallocated among functions within the entity.

+ References

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No definition available.

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X

- Definition

The amount of expenses that the entity does not separately disclose in the same statement or note when the entity uses the 'nature of expense' form for its analysis of expenses. [Refer: Expenses, by nature]

+ References

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X

- Definition

The amount of fees paid or payable for professional services.

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- Definition

The amount of expense arising from travel.

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- Definition

The amount incurred by the entity towards operating and use of office premises, communication costs, computer maintenance expenses, transportation costs and other related expenses.

+ References

No definition available.

+ Details

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X

- Definition

The amount incurred by the entity for automobile repairs through its network of third party repair centers on behalf of its clients, where we are the principal in providing the above services.

+ References

No definition available.

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