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Note 17 - Quarterly Results (Unaudited) | 12 Months Ended
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Mar. 31, 2020
Notes to Financial Statements |
Quarterly Financial Information [Text Block] | Note 17 . Quarterly Results (unaudited) Quarterly financial information for the years ended March 31, 2020 and 2019 is summarized as follows (earnings per share per quarter will not add up to reported annual earnings per share due to differences in average outstanding shares as reported on a quarterly basis) (in thousands, except per share data):
2020 |  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
Revenues |  | $ | 26,288 |  |  | $ | 25,536 |  |  | $ | 31,655 |  |  | $ | 34,208 |
Gross profit |  |  | 16,139 |  |  |  | 15,476 |  |  |  | 14,677 |  |  |  | 18,641 |
Net income (loss) |  |  | 4,597 |  |  |  | 3,062 |  |  |  | (4,630 | ) |  |  | (1,680 | )
Basic earnings (loss) per share |  | $ | 1.18 |  |  | $ | 0.74 |  |  | $ | (1.06 | ) |  | $ | (0.38 | )
Diluted earnings (loss) per share |  |  | 1.13 |  |  |  | 0.71 |  |  |  | (1.06 | ) |  |  | (0.37 | )
2019 |  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
Revenues |  | $ | 25,142 |  |  | $ | 24,865 |  |  | $ | 26,682 |  |  | $ | 26,446 |
Gross profit |  |  | 15,091 |  |  |  | 14,577 |  |  |  | 15,634 |  |  |  | 15,614 |
Net income |  |  | 4,230 |  |  |  | 994 |  |  |  | 858 |  |  |  | 1,402 |
Basic earnings per share |  | $ | 1.11 |  |  | $ | 0.26 |  |  | $ | 0.22 |  |  | $ | 0.36 |
Diluted earnings per share |  |  | 1.06 |  |  |  | 0.25 |  |  |  | 0.21 |  |  |  | 0.34 |

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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