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The Company and Its Accounting Policies (Tables) | 12 Months Ended
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Mar. 31, 2017
Accounting Policies [Abstract] |
Summary of Costs and Estimated Earnings on Contracts | A summary of costs and estimated earnings on contracts in progress at March 31, 2017 and 2016 is as follows:
|  | March 31, |
|  | 2017 |  |  | 2016 |
Costs incurred since inception on contracts in progress |  | $ | 44,263 |  |  | $ | 35,893 |
Estimated earnings since inception on contracts in progress |  |  | 4,348 |  |  |  | 1,185 |
|  |  | 48,611 |  |  |  | 37,078 |
Less billings to date |  |  | 52,410 |  |  |  | 38,267 |
Net under (over) billings |  | $ | (3,799 | ) |  | $ | (1,189 | )
Accompanying Consolidated Balance Sheets | The above activity is included in the accompanying Consolidated Balance Sheets under the following captions at March 31, 2017 and 2016 or Notes to Consolidated Financial Statements:
|  | March 31, |
|  | 2017 |  |  | 2016 |
Unbilled revenue |  | $ | 15,842 |  |  | $ | 11,852 |
Progress payments reducing inventory (Note 2) |  |  | (7,234 | ) |  |  | (4,641 | )
Customer deposits |  |  | (12,407 | ) |  |  | (8,400 | )
Net under (over) billings |  | $ | (3,799 | ) |  | $ | (1,189 | )
Reconciliation of Numerators and Denominators of Basic and Diluted Income Per Share | A reconciliation of the numerators and denominators of basic and diluted income per share is presented below:
|  | Year ended March 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Basic income per share: |  |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 5,023 |  |  | $ | 6,131 |  |  | $ | 14,735 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted common shares outstanding |  |  | 9,716 |  |  |  | 9,976 |  |  |  | 10,123 |
Basic income per share |  | $ | 0.52 |  |  | $ | 0.61 |  |  | $ | 1.46 |
Diluted income per share: |  |  |  |  |  |  |  |  |  |  |  |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 5,023 |  |  | $ | 6,131 |  |  | $ | 14,735 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average common shares and SEUs outstanding |  |  | 9,716 |  |  |  | 9,976 |  |  |  | 10,123 |
Stock options outstanding |  |  | 12 |  |  |  | 7 |  |  |  | 20 |
Weighted average common and potential common shares outstanding |  |  | 9,728 |  |  |  | 9,983 |  |  |  | 10,143 |
Diluted income per share |  | $ | 0.52 |  |  | $ | 0.61 |  |  | $ | 1.45 |

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- Definition Tabular disclosure of amounts included in the consolidated balance sheet relating to contracts in process. + References No definition available. + Details
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- Definition Reconciliation of amounts reported in the consolidated balance sheet to costs incurred and estimated earnings on contracts in process, reduced by billings to customers. + References No definition available. + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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