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Intangible Assets (Tables)
3 Months Ended
Dec. 31, 2021
Finite-Lived Intangible Assets, Net [Abstract]  
Schedule of intangible assets Intangible assets consist of the following:   
  December 31, 2021September 30, 2021
(in thousands)Useful
Life
(in years)
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Contract intangibles
6 - 8
17,000 (2,098)14,902 3,100 (1,679)1,421 
Technology
3 - 5
5,300 (2,033)3,267 2,700 (1,755)945 
Patent and trademarks
3 - 10
2,360 (1,342)1,018 2,360 (1,273)1,087 
Total intangible assets $24,660 $(5,473)$19,187 $8,160 $(4,707)$3,453 
Schedule of future expected amortization of intangible assets
Future expected amortization of intangible assets at December 31, 2021, is as follows: 
(in thousands)Expected Amortization Expense
Years ending September 30,
Remainder of 2022
$2,951 
20233,791 
20243,253 
20252,012 
2026 and thereafter7,180 
Total$19,187