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Property and Equipment, net (Tables)
9 Months Ended
Jun. 30, 2022
Property, Plant and Equipment [Abstract]  
Schedule of Property and Equipment, Net Property and equipment, net consisted of the following:
Depreciable
Lives (in years)
June 30, 2022September 30, 2021
Land$16,603 $8,355 
Buildings and building improvements
3-35
118,702 71,036 
Leasehold improvements
1-28
78,383 63,502 
Training equipment
3-10
93,370 91,191 
Office and computer equipment
3-10
31,273 31,718 
Curriculum development
5
20,130 19,692 
Software developed for internal use
1-5
11,887 12,524 
Vehicles
5
1,428 1,436 
Right-of-use assets for finance leases
2-3
215 215 
Construction in progress26,682 10,171 
398,673 309,840 
Less: Accumulated depreciation and amortization(191,637)(187,789)
$207,036 $122,051