BALANCE SHEET INFORMATION - Additional information (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2017 |
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| Balance Sheet Related Disclosures [Abstract] | ||||
| Depreciation on property ,plant and equipment | $ 4,266 | $ 4,970 | $ 5,400 | $ 5,635 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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