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Revenue Recognition (Tables) | 6 Months Ended
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Sep. 30, 2021
Revenue From Contract With Customer [Abstract] |
Revenue Disaggregated by Product Line and Geographic Area | The following table presents the Company’s revenue disaggregated by product line and geographic area:
|  | Three Months Ended |  |  | Six Months Ended |
|  | September 30, |  |  | September 30, |
Product Line |  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Heat transfer equipment |  | $ | 8,706 |  |  | $ | 13,307 |  |  | $ | 15,470 |  |  | $ | 23,980 |
Vacuum equipment |  |  | 4,315 |  |  |  | 9,381 |  |  |  | 8,534 |  |  |  | 11,932 |
Fluid systems |  |  | 6,595 |  |  |  | — |  |  |  | 8,403 |  |  |  | — |
Power systems |  |  | 9,890 |  |  |  | — |  |  |  | 11,553 |  |  |  | — |
All other |  |  | 4,640 |  |  |  | 5,266 |  |  |  | 10,343 |  |  |  | 8,752 |
Net sales |  | $ | 34,146 |  |  | $ | 27,954 |  |  | $ | 54,303 |  |  | $ | 44,664 |
Geographic Region |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asia |  | $ | 5,483 |  |  | $ | 4,529 |  |  | $ | 8,992 |  |  | $ | 9,692 |
Canada |  |  | 879 |  |  |  | 1,938 |  |  |  | 2,087 |  |  |  | 2,930 |
Middle East |  |  | 963 |  |  |  | 988 |  |  |  | 1,575 |  |  |  | 1,437 |
South America |  |  | 236 |  |  |  | 2,592 |  |  |  | 478 |  |  |  | 2,812 |
U.S. |  |  | 26,201 |  |  |  | 17,252 |  |  |  | 40,095 |  |  |  | 26,690 |
All other |  |  | 384 |  |  |  | 655 |  |  |  | 1,076 |  |  |  | 1,103 |
Net sales |  | $ | 34,146 |  |  | $ | 27,954 |  |  | $ | 54,303 |  |  | $ | 44,664 |
Schedule of Net Contract Assets (Liabilities) | Net contract assets (liabilities) consisted of the following:
|  | September 30, 2021 |  |  | March 31, 2021 |  |  | Change |
Unbilled revenue (contract assets) |  | $ | 29,035 |  |  | $ | 19,994 |  |  | $ | 9,041 |
Customer deposits (contract liabilities) |  |  | (21,941 | ) |  |  | (14,059 | ) |  |  | (7,882 | )
Net contract liabilities |  | $ | 7,094 |  |  | $ | 5,935 |  |  | $ | 1,159 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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