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Revenue Recognition (Tables) | 3 Months Ended
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Mar. 31, 2020
Revenue from Contract with Customer [Abstract] |
Schedule of Performance Obligations |
Next 12 Months | $ | 52,796 |
Months 13-24 | 35,110 |
Months 25-36 | 27,924 |
Thereafter | 20,227 |
TOTAL | $ | 136,057 |
:
(in thousands) | 2020 | 2019
Beginning balance - January 1 | $ | 16,000 |  | $ | 14,134 |
Deferral of revenue | 8,579 |  | 7,023 |
Recognition of revenue | (8,571 | ) | (6,047 | )
Changes in customer deposits | (1,741 | ) | 1,237 |
Ending balance - March 31 | $ | 14,267 |  | $ | 16,347 |
Schedule of Disaggregated Revenue | Disaggregation of revenue for the three months ended March 31, 2020 and March 31, 2019 is as follows:
(in thousands) | Three months ended March 31, 2020
| Restaurant/Retail - Point in Time | Restaurant/Retail - Over Time | Government - Over Time
Restaurant/Retail | $ | 28,838 |  | $ | 8,571 |  | $ | — |
Mission Systems | — |  | — |  | 8,448 |
ISR Solutions | — |  | — |  | 8,875 |
TOTAL | $ | 28,838 |  | $ | 8,571 |  | $ | 17,323 |
(in thousands) | Three months ended March 31, 2019
| Restaurant/Retail - Point in Time | Restaurant/Retail - Over Time | Government - Over Time
Restaurant/Retail | $ | 23,023 |  | $ | 5,103 |  | $ | — |
Grocery | 490 |  | 944 |  | — |
Mission Systems | — |  | — |  | 8,546 |
ISR Solutions | — |  | — |  | 6,576 |
TOTAL | $ | 23,513 |  | $ | 6,047 |  | $ | 15,122 |

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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=118956577&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130556-203045 + Details
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