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v3.23.3

Business Combinations - Additional Information (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) acquistion | Sep. 30, 2022 USD ($) acquistion
Business Acquisition [Line Items] |  |  |  |
Number of businesses acquired | acquistion |  |  | 6 | 5
Number of insignificant tuck-in acquisitions | acquistion |  |  | 1 |
Acquisition-related costs | $ 200 | $ (100) | $ 1,300 |
Goodwill deduction for tax purposes | 15,300 |  | 15,300 |
Amortization | 11,031 | 11,370 | 33,722 | $ 33,728
Income tax expense | 24,803 | 22,080 | 63,982 | 55,857
Interest expense | 9,718 | 10,668 | $ 29,216 | 31,669
Other |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Contingent payment period (in years) |  |  | 1 year |
Combined Business Acquisitions |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Amortization | 37 | 1,100 | $ 500 | 4,200
Income tax expense | $ 35 | $ 700 | $ 300 | $ 1,700

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479405/805-10-25-23 + Details
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