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Note 7 - Leases (Tables) | 12 Months Ended
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Mar. 31, 2021
Notes Tables |
Lease Assets and Liabilities [Table Text Block] |
Lease Assets and Liabilities | Balance Sheet Location |  | March 31, 2021 |  |  | March 31, 2020 |
Operating lease ROU asset | Other assets |  | $ | 1,801 |  |  | $ | 2,480 |
Current operating lease liabilities | Other accrued expenses |  |  | 1,023 |  |  |  | 1,095 |
Noncurrent operating lease liabilities | Other long-term liabilities |  |  | 677 |  |  |  | 1,262 |
Lease, Cost [Table Text Block] |
|  | Year Ended March 31, |
|  | 2021 |  |  | 2020 |
Operating lease expense |  | $ | 1,130 |  |  | $ | 987 |
Variable lease expense |  |  | 272 |  |  |  | 68 |
Total lease expense |  | $ | 1,402 |  |  | $ | 1,055 |
Weighted average remaining lease term in years |  |  | 1.8 |  |  |  | 2.3 |
Weighted average discount rate |  |  | 3.3 | % |  |  | 3.9 | %
Supplemental Cash Flow Information Related to Leases [Table Text Block] |
|  | Year Ended March 31, |
|  | 2021 |  |  | 2020 |
Cash paid for amounts included in the measurements of lease liabilities |  | $ | 1,192 |  |  | $ | 914 |
Operating lease assets obtained in exchange for operating lease obligations |  |  | 558 |  |  |  | 1,845 |
Lessee, Operating Lease, Liability, Maturity [Table Text Block] |
2022 |  | $ | 1,055 |
2023 |  |  | 580 |
2024 |  |  | 96 |
2025 |  |  | 11 |
Future value of lease liabilities |  |  | 1,742 |
Less: imputed interest |  |  | 42 |
Present value of lease liabilities |  | $ | 1,700 |

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- Definition Tabular disclosure of supplemental cash flow information related to leases. + References No definition available. + Details
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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980 + Details
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