Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the best estimate at the acquisition date of the contractual cash flows not expected to be collected, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.

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Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The number of businesses acquired by the entity during the period.

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Business Acquisitions (Narrative) (Details) $ in Thousands	6 Months Ended
Business Acquisitions (Narrative) (Details) $ in Thousands	Jun. 30, 2023 USD ($) subsidiary	Jun. 30, 2022 USD ($) subsidiary	Dec. 31, 2022 USD ($)	Jun. 02, 2022	Jan. 21, 2022
Business Acquisition [Line Items]
Goodwill	$ 1,599,896		$ 1,591,474
Series of Individually Immaterial Business Acquisitions
Business Acquisition [Line Items]
Number of businesses acquired \| subsidiary	2	2
Fiscal 2023 Acquisitions
Business Acquisition [Line Items]
Goodwill	$ 6,600
Definite-lived intangible assets acquired	$ 7,200
Lifecycle Marketing Group Limited
Business Acquisition [Line Items]
Percentage of voting interests acquired					100.00%
FitNow, Inc.
Business Acquisition [Line Items]
Percentage of voting interests acquired				100.00%
Fiscal 2022 Acquisitions
Business Acquisition [Line Items]
Goodwill		$ 81,725
Revenue of acquiree since acquisition date		7,400
Total consideration of transactions		107,100
Fair value of accounts receivable acquired		6,700
Amount expected to be uncollectable		0
Expected income tax deductible amount		$ 1,200