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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Sep. 30, 2023
Accounting Policies [Abstract] |
Accounts Receivable, Allowance for Credit Loss | The following table presents a reconciliation of the allowance for credit losses (in thousands):
|  | Year ended September 30,
|  | 2023 |  | 2022
Balance at beginning of period |  | $ | 3,285 |  |  | $ | 3,934 |
Additions |  | 1,134 |  |  | 1,475 |
Uncollectible accounts charged to allowance, net of recoveries |  | (2,726) |  |  | (2,124) |
Balance at end of period |  | $ | 1,693 |  |  | $ | 3,285 |
Schedule of Calculation of Numerator and Denominator in Earnings Per Share | The following table is a reconciliation of the numerators and denominators in the net income per common share calculations (in thousands, except per common share data):
| Year ended September 30,
| 2023 |  | 2022 |  | 2021
Numerator: |  |  |  |  |
Net income | $ | 24,770 |  |  | $ | 19,383 |  |  | $ | 10,366 |
Denominator: |  |  |  |  |
Denominator basic net income per common share — weighted average shares outstanding | 35,820 |  |  | 35,031 |  |  | 32,111 |
Effect of dilutive securities: |  |  |  |  |
Stock options and restricted stock units | 1,049 |  |  | 964 |  |  | 1,283 |
Denominator diluted net income per common share — adjusted weighted average shares | 36,869 |  |  | 35,995 |  |  | 33,394 |
Net income per common share, basic | $ | 0.69 |  |  | $ | 0.55 |  |  | $ | 0.32 |
Net income per common share, diluted | $ | 0.67 |  |  | $ | 0.54 |  |  | $ | 0.31 |

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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