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Summary of Significant Accounting Policies - Additional Information (Detail) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 USD ($) Store State Entity | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Significant Accounting Policies [Line Items] |  |  |
Number of joint ventures | Entity | 4 |  |
Allowance for doubtful accounts | $ 18,345 | $ 11,315 |
Capitalized vendor rebates | 22,961 | 22,692 |
Goodwill and intangible assets impairment | 0 | 0 | $ 0
Accrued sales returns | 21,023 | 16,707 |
Selling, general and administrative expense | 1,221,382 | 1,058,316 | 833,051
Cash discounts recorded as a reduction of inventories | 19,158 | 17,893 |
Finance lease ROU assets | 14,480 | 11,489 |
Finance lease liabilities | $ 14,865 | $ 11,762 |
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Operating Lease, Right-of-Use Asset | Operating Lease, Right-of-Use Asset |
Shipping and Handling [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Selling, general and administrative expense | $ 86,620 | $ 70,453 | 55,019
Advertising Expense [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Selling, general and administrative expense | $ 25,884 | $ 21,552 | $ 12,588
Minimum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Operating Lease Remaining Lease Term | 1 year |  |
Maximum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Operating Lease Remaining Lease Term | 10 years |  |
Maximum [Member] | Sales Revenue, Net [Member] | Product Concentration Risk |  |  |
Significant Accounting Policies [Line Items] |  |  |
Percentage of Service Revenue | 1.00% | 1.00% | 1.00%
Buildings and Improvements | Minimum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 3 years |  |
Buildings and Improvements | Maximum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 40 years |  |
Machinery and Equipment [Member] | Minimum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 3 years |  |
Machinery and Equipment [Member] | Maximum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 10 years |  |
Computer Hardware And Software [Member] | Minimum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 3 years |  |
Computer Hardware And Software [Member] | Maximum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 10 years |  |
Furniture and Fixtures | Minimum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 5 years |  |
Furniture and Fixtures | Maximum [Member] |  |  |
Significant Accounting Policies [Line Items] |  |  |
Estimated useful lives in years | 7 years |  |
Watsco, Inc. |  |  |
Significant Accounting Policies [Line Items] |  |  |
Number of locations from which entity operates | Store | 673 |  |
Number of states in which entity operates | State | 42 |  |

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