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Revenue (Tables) | 6 Months Ended
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Jun. 30, 2024
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue | Schedule of Disaggregation of Revenue
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Revenue by Contract Type |  |  |  |  |  |
(In thousands) |  | Three Months Ended |  |  | Three Months Ended |
|  | June 30, 2024 |  |  | June 30, 2023 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Fixed price |  | $ | 8,343 |  |  | $ | 4,755 |  |  | $ | 13,098 |  |  | $ | 12,834 |  |  | $ | 11,161 |  |  | $ | 23,995 |
Time and materials |  |  | — |  |  |  | 888 |  |  |  | 888 |  |  |  | — |  |  |  | 1,037 |  |  |  | 1,037 |
Total |  | $ | 8,343 |  |  | $ | 5,643 |  |  | $ | 13,986 |  |  | $ | 12,834 |  |  | $ | 12,198 |  |  | $ | 25,032 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Revenue by Contract Type |  |  |  |  |  |
(In thousands) |  | Six Months Ended |  |  | Six Months Ended |
|  | June 30, 2024 |  |  | June 30, 2023 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Fixed price |  | $ | 17,052 |  |  | $ | 9,069 |  |  | $ | 26,121 |  |  | $ | 22,428 |  |  | $ | 19,808 |  |  | $ | 42,236 |
Time and materials |  |  | — |  |  |  | 1,482 |  |  |  | 1,482 |  |  |  | — |  |  |  | 2,903 |  |  |  | 2,903 |
Total |  | $ | 17,052 |  |  | $ | 10,551 |  |  | $ | 27,603 |  |  | $ | 22,428 |  |  | $ | 22,711 |  |  | $ | 45,139 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Revenue by generator |  |  |  |  |  |
(In thousands) |  | Three Months Ended |  |  | Three Months Ended |
|  | June 30, 2024 |  |  | June 30, 2023 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Domestic government |  | $ | 6,252 |  |  | $ | 4,168 |  |  | $ | 10,420 |  |  | $ | 9,808 |  |  | $ | 11,441 |  |  | $ | 21,249 |
Domestic commercial |  |  | 1,721 |  |  |  | 1,363 |  |  |  | 3,084 |  |  |  | 2,269 |  |  |  | 742 |  |  |  | 3,011 |
Foreign government |  |  | 1 |  |  |  | 88 |  |  |  | 89 |  |  |  | 657 |  |  |  | (7 | ) |  |  | 650 |
Foreign commercial |  |  | 369 |  |  |  | 24 |  |  |  | 393 |  |  |  | 100 |  |  |  | 22 |  |  |  | 122 |
Total |  | $ | 8,343 |  |  | $ | 5,643 |  |  | $ | 13,986 |  |  | $ | 12,834 |  |  | $ | 12,198 |  |  | $ | 25,032 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Revenue by generator |  |  |  |  |  |
(In thousands) |  | Six Months Ended |  |  | Six Months Ended |
|  | June 30, 2024 |  |  | June 30, 2023 |
|  | Treatment |  |  | Services |  |  | Total |  |  | Treatment |  |  | Services |  |  | Total |
Domestic government |  | $ | 12,013 |  |  | $ | 8,471 |  |  | $ | 20,484 |  |  | $ | 17,065 |  |  | $ | 21,159 |  |  | $ | 38,224 |
Domestic commercial |  |  | 4,222 |  |  |  | 1,867 |  |  |  | 6,089 |  |  |  | 4,475 |  |  |  | 1,339 |  |  |  | 5,814 |
Foreign government |  |  | 1 |  |  |  | 167 |  |  |  | 168 |  |  |  | 752 |  |  |  | 170 |  |  |  | 922 |
Foreign commercial |  |  | 816 |  |  |  | 46 |  |  |  | 862 |  |  |  | 136 |  |  |  | 43 |  |  |  | 179 |
Total |  | $ | 17,052 |  |  | $ | 10,551 |  |  | $ | 27,603 |  |  | $ | 22,428 |  |  | $ | 22,711 |  |  | $ | 45,139 |
Schedule of Contract Balances | Schedule of Contract Balances
(In thousands) |  | June 30, 2024 |  |  | December 31, 2023 |  |  | Change ($) |  |  | Change (%) |
Contract assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unbilled receivables - current |  | $ | 7,076 |  |  | $ | 8,432 |  |  | $ | (1,356 | ) |  |  | -16 | %
Contract liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred revenue |  | $ | 5,818 |  |  | $ | 6,815 |  |  | $ | (997 | ) |  |  | -14.6 | %

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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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + 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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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- References No definition available. + Details
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