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Revenue Recognition (Tables) | 3 Months Ended
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Jun. 30, 2018
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 |
|  | June 30, |
Product Line |  | 2018 |  |  | 2017 |
Heat transfer equipment |  | $ | 4,158 |  |  | $ | 6,329 |
Vacuum equipment |  |  | 17,216 |  |  |  | 6,523 |
All other |  |  | 8,177 |  |  |  | 7,999 |
Net sales |  | $ | 29,551 |  |  | $ | 20,851 |
Geographic Region |  |  |  |  |  |  |  |
Asia |  | $ | 2,749 |  |  | $ | 3,365 |
Canada |  |  | 11,650 |  |  |  | 1,355 |
Middle East |  |  | 435 |  |  |  | 920 |
South America |  |  | 124 |  |  |  | 129 |
U.S. |  |  | 13,453 |  |  |  | 14,829 |
All other |  |  | 1,140 |  |  |  | 253 |
Net sales |  | $ | 29,551 |  |  | $ | 20,851 |
Schedule of Net Contract Assets (Liabilities) | Net contract assets (liabilities) consisted of the following:
|  | June 30, 2018 |  |  | April 1, 2018 |  |  | Change |
Unbilled revenue (contract assets) |  | $ | 11,844 |  |  | $ | 6,092 |  |  | $ | 5,752 |
Customer deposits (contract liabilities) |  |  | (25,867 | ) |  |  | (26,585 | ) |  |  | 718 |
Net contract liabilities |  | $ | (14,023 | ) |  | $ | (20,493 | ) |  | $ | 6,470 |

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- Definition Tabular disclosure of contract balances and changes in contract balances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109196051&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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