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Fair Value Measurements - Carrying Amounts and Fair Values of Credit Facilities and Contingent Consideration Liabilities (Detail) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Carrying Amount [Member] | Credit Facility [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Revolving Facility	$ 847,634
Carrying Amount [Member] | Prior Credit Facility [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Revolving Facility		$ 1,039,349
Carrying Amount [Member] | 5.500% Senior Notes due 2028 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	447,142	446,435
Carrying Amount [Member] | 5.000% Senior Notes due 2029 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	471,737	471,125
Carrying Amount [Member] | 7.375% Senior Notes due 2033 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	542,635
Fair Value [Member] | Credit Facility [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Secured	847,634
Fair Value [Member] | Prior Credit Facility [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Secured		1,039,349
Fair Value [Member] | 5.500% Senior Notes due 2028 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	442,984	425,229
Fair Value [Member] | 5.000% Senior Notes due 2029 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	462,302	$ 439,324
Fair Value [Member] | 7.375% Senior Notes due 2033 [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Notes	$ 563,635

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Fair value portion of contractual arrangement with a lender under which borrowings can be made up to a specific amount at any point in time.

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