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Cash and Cash Equivalents (Details 1) - USD ($) $ in Thousands | Sep. 30, 2018 | Mar. 31, 2018
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Remaining contractual maturity: up to 30 days | $ 10,160 |
Remaining contractual maturity: 30 - 90 days | 2,982 |
Total contractual maturity | $ 13,142 |
(Recast) |  |
Remaining contractual maturity: up to 30 days |  | $ 11,616
Remaining contractual maturity: 30 - 90 days |  | 15,773
Total contractual maturity |  | $ 27,389
Corporate equity |  |
Average interest rate | 13.54% |
Remaining contractual maturity: up to 30 days | $ 4,463 |
Remaining contractual maturity: 30 - 90 days | 1,582 |
Total contractual maturity | $ 6,045 |
Corporate equity | (Recast) |  |
Average interest rate |  | 14.99%
Remaining contractual maturity: up to 30 days |  | $ 11,095
Remaining contractual maturity: 30 - 90 days |  | 15,572
Total contractual maturity |  | $ 26,667
Corporate debt |  |
Average interest rate | 10.19% |
Remaining contractual maturity: up to 30 days | $ 5,284 |
Remaining contractual maturity: 30 - 90 days | 1,400 |
Total contractual maturity | $ 6,684 |
Corporate debt | (Recast) |  |
Average interest rate |  | 14.96%
Remaining contractual maturity: up to 30 days |  | $ 521
Remaining contractual maturity: 30 - 90 days |  | 201
Total contractual maturity |  | $ 722
Non-US sovereign debt |  |
Average interest rate | 8.00% |
Remaining contractual maturity: up to 30 days | $ 413 |
Remaining contractual maturity: 30 - 90 days | 0 |
Total contractual maturity | $ 413 |

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