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6. FINANCIAL INSTRUMENTS (Tables) | 9 Months Ended
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Dec. 31, 2016
FINANCIAL INSTRUMENTS |
Schedule of fair value of financial assets and liabilities measured on a recurring basis | The fair value of financial assets measured on a recurring basis is as follows (in thousands):
|  |  |  |  | Fair Value Measurements at Reporting Date Using |
|  |  |  |  | Quoted Prices |  |  |  |  |
|  |  |  |  | in Active |  | Significant |  |  |
|  |  |  |  | Markets for |  | Other |  | Significant |
|  |  |  |  | Identical Assets |  | Observable |  | Unobservable |
|  |  |  |  | and Liabilities |  | Inputs |  | Inputs |
|  | December 31, 2016 |  | (Level 1) |  | (Level 2) |  | (Level 3) |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 3,801 |  | $ | 3,801 |  | $ | — |  | $ | — |
Marketable securities |  |  | 30,632 |  |  | — |  |  | 30,632 |  |  | — |
Total |  | $ | 34,433 |  | $ | 3,801 |  | $ | 30,632 |  | $ | — |
|  |  |  |  | Fair Value Measurements at Reporting Date Using |
|  |  |  |  | Quoted Prices |  |  |  |  |
|  |  |  |  | in Active |  | Significant |  |  |
|  |  |  |  | Markets for |  | Other |  | Significant |
|  |  |  |  | Identical Assets |  | Observable |  | Unobservable |
|  |  |  |  | and Liabilities |  | Inputs |  | Inputs |
|  | March 31, 2016 |  | (Level 1) |  | (Level 2) |  | (Level 3) |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 6,611 |  | $ | 6,611 |  | $ | — |  | $ | — |
Marketable securities |  |  | 34,297 |  |  | — |  |  | 34,297 |  |  | — |
Total |  | $ | 40,908 |  | $ | 6,611 |  | $ | 34,297 |  | $ | — |
Schedule of available-for-sale investments |
|  | December 31, 2016 |
|  |  |  |  | Gross |  | Gross |  |  |  |
|  |  |  |  | Unrealized |  | Unrealized |  | Fair |
|  | Cost |  | Gains |  | Losses |  | Value |
|  | (In thousands) |
Short-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate notes |  | $ | 2,251 |  | $ | 1 |  | $ | — |  | $ | 2,252 |
Certificates of deposit |  |  | 12,250 |  |  | 11 |  |  | (3) |  |  | 12,258 |
Foreign government obligations |  |  | 1,001 |  |  | — |  |  | (2) |  |  | 999 |
Agency bonds |  |  | 1,000 |  |  | 1 |  |  | — |  |  | 1,001 |
Total short-term investments |  | $ | 16,502 |  | $ | 13 |  | $ | (5) |  | $ | 16,510 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate notes |  | $ | 557 |  | $ | — |  | $ | (2) |  | $ | 555 |
Certificates of deposit |  |  | 6,500 |  |  | 8 |  |  | (29) |  |  | 6,479 |
Foreign government obligations |  |  | 3,445 |  |  | — |  |  | (10) |  |  | 3,435 |
State and municipal obligations |  |  | 1,648 |  |  | — |  |  | (1) |  |  | 1,647 |
Agency bonds |  |  | 2,014 |  |  | — |  |  | (8) |  |  | 2,006 |
Total long-term investments |  | $ | 14,164 |  | $ | 8 |  | $ | (50) |  | $ | 14,122 |
|  | March 31, 2016 |
|  |  |  |  | Gross |  | Gross |  |  |  |
|  |  |  |  | Unrealized |  | Unrealized |  | Fair |
|  | Cost |  | Gains |  | Losses |  | Value |
|  | (In thousands) |
Short-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |
State and municipal obligations |  | $ | 1,011 |  | $ | — |  | $ | — |  | $ | 1,011 |
Corporate notes |  |  | 5,680 |  |  | — |  |  | (3) |  |  | 5,677 |
Agency bonds |  |  | 2,001 |  |  | 1 |  |  | — |  |  | 2,002 |
Foreign government obligations |  |  | 2,695 |  |  | 3 |  |  | — |  |  | 2,698 |
Certificates of deposit |  |  | 11,750 |  |  | 12 |  |  | — |  |  | 11,762 |
Total short-term investments |  | $ | 23,137 |  | $ | 16 |  | $ | (3) |  | $ | 23,150 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate notes |  | $ | 558 |  | $ | 1 |  | $ | — |  | $ | 559 |
Certificates of deposit |  |  | 8,500 |  |  | 24 |  |  | (1) |  |  | 8,523 |
Agency bonds |  |  | 1,000 |  |  | 4 |  |  | — |  |  | 1,004 |
Foreign government obligations |  |  | 1,060 |  |  | 1 |  |  | — |  |  | 1,061 |
Total long-term investments |  | $ | 11,118 |  | $ | 30 |  | $ | (1) |  | $ | 11,147 |
Schedule of contractual maturities of the available-for-sale investments |
|  |  |  |  | Fair |
|  | Cost |  | Value |
|  | (In thousands) |
Maturing within one year |  | $ | 16,502 |  | $ | 16,510 |
Maturing in one to three years |  |  | 14,164 |  |  | 14,122 |
|  | $ | 30,666 |  | $ | 30,632 |

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- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27198-111563 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27357-111563 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27290-111563 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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