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v3.24.4

Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended |
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Sep. 30, 2024 USD ($) segment | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |
Percentage of interest on factoring (in percent) | 0.0125% |  |
Minimum annual commission due in factoring, per contract year | $ 200,000 |  |
Factored trade receivables | 6,000,000.0 | $ 4,300,000 |
Allowance for doubtful accounts | 1,481,000 | 1,568,000 | $ 132,000
Inventory reserves | 6,424,000 | 3,824,000 |
Revenues | 472,840,000 | 355,171,000 |
Advertising Expense | $ 1,300,000 | 1,000,000 |
Number of operating segments | segment | 5 |  |
Federal Deposit Insurance Corporation insured amount | $ 250,000 |  |
Excess of FDIC insurance limit amount | 2,300,000 |  |
Retail-Flooring |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Revenues | 136,989,000 | 75,872,000 |
Retail-Flooring | Retail Sales |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Revenues | 63,100,000 | 59,400,000 |
Retail-Flooring | Installation Services |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Revenues | $ 73,900,000 | $ 16,400,000 |
Customer Lists |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 20 years |  |
Trade Names |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 20 years |  |
Minimum |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Percentage of factoring commission (in percent) | 0.45% |  |
Minimum | Domain Name and Marketing |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 3 years |  |
Minimum | Software |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 3 years |  |
Minimum | Customer Relationships |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 7 years |  |
Minimum | Building and improvements |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 3 years |  |
Minimum | Transportation equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 5 years |  |
Minimum | Machinery and equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 3 years |  |
Minimum | Furnishings and fixtures |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 3 years |  |
Minimum | Office and Computer Equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 3 years |  |
Maximum |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Percentage of factoring commission (in percent) | 0.50% |  |
Maximum | Domain Name and Marketing |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 20 years |  |
Maximum | Software |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 5 years |  |
Maximum | Customer Relationships |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of intangible assets | 10 years |  |
Maximum | Building and improvements |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 40 years |  |
Maximum | Transportation equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 10 years |  |
Maximum | Machinery and equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 10 years |  |
Maximum | Furnishings and fixtures |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 5 years |  |
Maximum | Office and Computer Equipment |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Useful lives of property and equipment | 5 years |  |

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