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Leases (Tables) | 12 Months Ended
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Sep. 30, 2023
Leases [Abstract] |
Lease Cost | The following table provides a summary of lease cost components for the years ended September 30, 2023, 2022 and 2021 respectively (in thousands):
Lease Cost |  | 2023 |  | 2022 |  | 2021
Operating lease cost |  | $ | 1,457 |  |  | $ | 2,146 |  |  | $ | 2,435 |
Less: sublease income |  | (515) |  |  | (685) |  |  | (706) |
Variable lease cost(1) |  | 369 |  |  | 457 |  |  | 443 |
Short-term lease cost(2) |  | 1,864 |  |  | 1,643 |  |  | 1,281 |
Total lease cost |  | $ | 3,175 |  |  | $ | 3,561 |  |  | $ | 3,453 |
(1) Variable lease cost represents common area maintenance charges related to our Canadian office space lease.
(2) Short-term lease cost includes leases and rentals with initial terms of one year or less.
Summary of Operating Lease Assets And Liabilities | The following table provides a summary of the operating lease assets and operating lease liabilities included in our Consolidated Balance Sheets as of September 30, 2023 and 2022, respectively (in thousands):
|  | September 30,
Operating Leases |  | 2023 |  | 2022
Assets: |  |  |  |
Operating lease assets, net |  | $ | 1,436 |  |  | $ | 2,179 |
Liabilities: |  |  |  |
Current operating lease liabilities |  | 773 |  |  | 1,777 |
Long-term operating lease liabilities |  | 663 |  |  | 545 |
Total lease liabilities |  | $ | 1,436 |  |  | $ | 2,322 |
Maturities of Operating Lease Liabilities | The following table provides the maturities of our operating lease liabilities as of September 30, 2023 (in thousands):
|  | Operating Leases
2024 |  | $ | 802 |
2025 |  | 359 |
2026 |  | 169 |
2027 |  | 142 |
2028 |  | 18 |
Thereafter |  | — |
Total future minimum lease payments |  | $ | 1,490 |
Less: present value discount (imputed interest) |  | (54) |
Present value of lease liabilities |  | $ | 1,436 |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 + Details
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