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| 0000785557-22-000003.txt | 2022-01-31 16:32:17 | |
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| dlhc-20211231.htm | 1221537 | 2022-01-31 16:32:17 |
| dlhc-20211231.xsd | 38022 | 2022-01-31 16:32:17 |
| dlhc-20211231_cal.xml | 75583 | 2022-01-31 16:32:17 |
| dlhc-20211231_def.xml | 155295 | 2022-01-31 16:32:17 |
| dlhc-20211231_htm.xml | 1025668 | 2022-01-31 16:32:17 |
| dlhc-20211231_lab.xml | 508472 | 2022-01-31 16:32:17 |
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