PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
Mar. 31, 2014 |
|
| Property, Plant and Equipment [Line Items] | |||
| Total cost | $ 54,171 | $ 44,844 | |
| Less: accumulated depreciation | (32,470) | (28,355) | |
| Total net book value | 21,701 | 16,489 | |
| Depreciation | $ 4,588 | 4,106 | $ 4,281 |
| Equipment | |||
| Property, Plant and Equipment [Line Items] | |||
| Useful Lives | 5 years | ||
| Total cost | $ 5,768 | 4,977 | |
| Furniture and fixtures | |||
| Property, Plant and Equipment [Line Items] | |||
| Useful Lives | 5 years | ||
| Total cost | $ 19,158 | 13,819 | |
| Leasehold improvements | |||
| Property, Plant and Equipment [Line Items] | |||
| Useful Lives | 10 years | ||
| Total cost | $ 16,987 | 16,765 | |
| Computers and software | |||
| Property, Plant and Equipment [Line Items] | |||
| Useful Lives | 3 years | ||
| Total cost | $ 11,215 | 8,292 | |
| Other | |||
| Property, Plant and Equipment [Line Items] | |||
| Total cost | $ 1,043 | $ 991 | |