Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) |
Mar. 31, 2018 |
Mar. 31, 2017 |
---|---|---|
Assets: | ||
Cash equivalents | $ 1,011,000 | $ 2,003,000 |
Foreign currency forward contracts | 9,000 | |
Total assets measured at fair value on a recurring basis | 1,020,000 | 2,003,000 |
Liabilities: | ||
Foreign currency forward contracts | 96,000 | |
Total liabilities measured at fair value on a recurring basis | 0 | 96,000 |
Level 1 [Member] | ||
Assets: | ||
Cash equivalents | 1,011,000 | 2,003,000 |
Total assets measured at fair value on a recurring basis | 1,011,000 | 2,003,000 |
Level 2 [Member] | ||
Assets: | ||
Foreign currency forward contracts | 9,000 | |
Total assets measured at fair value on a recurring basis | $ 9,000 | |
Liabilities: | ||
Foreign currency forward contracts | 96,000 | |
Total liabilities measured at fair value on a recurring basis | $ 96,000 |