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Business Description - Narrative (Details) - 12 months ended Sep. 30, 2020 technician in Thousands | campus | technician | plan | location
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Number of campuses through which undergraduate degree, diploma and certificate programs are offered | 12 |  |  | 12
Duration of technical education provided | 55 years |  |  |
Number of graduated technicians | technician |  | 220 |  |
Number of manufacturer brand partners and employers | plan |  |  | 35 |

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