16. Deferred revenue
Deferred revenue consists of the following:
| As at | ||||||||
| March 31, 2018 |
March 31, 2017 |
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|
Current: |
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|
Payments in advance of services |
$ | 557 | $ | 717 | ||||
|
Advance billings |
2,104 | 4,014 | ||||||
|
Others |
247 | 747 | ||||||
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Total |
$ | 2,908 | $ | 5,478 | ||||
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Non-current: |
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|
Payments in advance of services |
$ | 550 | $ | 359 | ||||
|
Advance billings |
2 | — | ||||||
|
Others |
19 | 19 | ||||||
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|
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Total |
$ | 571 | $ | 378 | ||||
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