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INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020 | Mar. 31, 2020
--- | --- | --- | ---
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Goodwill | $ 19,860 | $ 19,860 | $ 6,000
Total intangible assets with indefinite lives | 30,190 | 30,190 |
Qwest | Asset Management Solutions |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Goodwill | 13,416 | 13,416 |
Qwest | Asset Management Solutions | Certifications |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | 724 | 724 |
ALGS | Tech Ops |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Goodwill | 379 | 379 |
ALGS | Tech Ops | Certifications |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | 710 | 710 |
ACS | Tech Ops |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Goodwill | 63 | 63 |
ACS | Tech Ops | Certifications |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | 7,300 | 7,300 |
ACS | Tech Ops | Trademarks |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | 600 | 600 |
ACT | Tech Ops |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Goodwill | 6,002 | 6,002 |
ACT | Tech Ops | FAA Certificates |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | 796 | 796 |
ACT | Tech Ops | Trademarks |  |  |
Schedule Of Intangible Assets And Goodwill [Line Items] |  |  |
Total intangible assets with indefinite lives | $ 200 | $ 200 |

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- Definition Carrying amount of indefinite-lived intangible assets and goodwill. Goodwill is an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Intangible assets are assets, not including financial assets, lacking physical substance. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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