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Intangible Assets (Tables)
12 Months Ended
Sep. 30, 2019
Finite-Lived Intangible Assets, Net [Abstract]  
Schedule of intangible assets
Intangible assets consist of the following:
 Balance as of September 30, 2019Balance as of September 30, 2018
 Useful
Life
(in years)
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Gross
Carrying
Amount
Accumulated
Amortization
Net
Carrying
Amount
Weighted average useful
Life
(in years)
(in thousands) (in thousands) 
Contract intangibles6.0$3,100  $(646) $2,454  $3,100  $(129) $2,971  6.0
Brand and technology5.02,700  (675) 2,025  2,700  (135) 2,565  5.0
Patent and trademarks
7 - 10
2,276  (712) 1,564  2,269  (439) 1,830  7.8
Total intangible assets, net $8,076  $(2,033) $6,043  $8,069  $(703) $7,366  
Schedule of future expected amortization of intangible assets
Future expected amortization of intangible assets at September 30, 2019, is as follows:
Year Ending September 30,Amortization
 (in thousands)
2020$1,336  
20211,331  
20221,322  
20231,178  
2024640  
2025 and after236  
Total$6,043