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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Future amortization expense (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2019
--- | --- | --- | ---
Finite-Lived Intangible Assets |  |  |
2022 | $ 3,455 |  |
2023 | 3,417 |  |
2024 | 3,370 |  |
2025 | 3,360 |  |
2026 | 3,158 |  |
Thereafter | 7,473 |  |
Totals | 24,233 | $ 4,261 | $ 2,883
Trademarks |  |  |
Finite-Lived Intangible Assets |  |  |
2022 | 109 |  |
2023 | 109 |  |
2024 | 109 |  |
2025 | 108 |  |
2026 | 108 |  |
Thereafter | 777 |  |
Totals | 1,320 | 1,429 | 1,072
Client Relationships |  |  |
Finite-Lived Intangible Assets |  |  |
2022 | 2,913 |  |
2023 | 2,913 |  |
2024 | 2,912 |  |
2025 | 2,912 |  |
2026 | 2,851 |  |
Thereafter | 6,696 |  |
Totals | 21,197 | 2,570 | 1,670
Non-Compete Agreements |  |  |
Finite-Lived Intangible Assets |  |  |
2022 | 431 |  |
2023 | 395 |  |
2024 | 349 |  |
2025 | 340 |  |
2026 | 199 |  |
Thereafter | 0 |  |
Totals | 1,714 | 258 | 131
Patents |  |  |
Finite-Lived Intangible Assets |  |  |
2022 | 2 |  |
2023 | 0 |  |
2024 | 0 |  |
2025 | 0 |  |
2026 | 0 |  |
Thereafter | 0 |  |
Totals | $ 2 | $ 4 | $ 10

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- Definition Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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