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Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Impairment charge |  |  |  | $ 1,877 |  |
Reduction in carrying amount of goodwill |  |  |  | 560 |  |
Aggregate amortization expense for amortizable intangible assets | $ 9,800 |  | $ 10,200 | 30,700 | $ 31,200 |
Impairment and other charges |  | $ 23,000 |  |  |  |
International and Other |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Accumulated impairment charges | $ 165,700 |  |  | 165,700 |  | $ 163,800
Impairment charge |  | $ 1,900 |  | 1,877 |  |
Reduction in carrying amount of goodwill |  |  |  | 0 |  |
Domestic Operations |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Impairment charge |  |  |  | 0 |  |
Reduction in carrying amount of goodwill |  |  |  | $ 560 |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482686/350-30-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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