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v3.25.2

Acquisitions and Dispositions of Businesses (Dispositions and Other) (Narrative) (Details) - USD ($) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
Feb. 25, 2025 | Dec. 31, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Interest expense |  |  | $ 18,106 | $ 91,383 | $ 100,383 | $ 110,711
Mandatorily redeemable noncontrolling interest, Current |  | $ 0 | 8,414 |  | 8,414 |
GHC One [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Mandatory redemption settlement amount | $ 205,000 |  |  |  |  |
Mandatorily redeemable noncontrolling interest, Current |  |  | 8,400 |  | 8,400 |
Remaining GHC One and GHC Two [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Mandatory redemption settlement amount |  |  | $ 21,500 |  | $ 21,500 |
CSI Pharmacy Holding Company, LLC |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Noncontrolling interest, decrease from redemptions or purchase of interests |  | 2,000 |  |  |  |
Securities Subject to Mandatory Redemption [Member] | GHC One [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Interest expense | 66,200 |  |  |  |  |
Cash paid to settle a significant portion of the mandatorily redeemable noncontrolling interest [Member] | GHC One [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Mandatory redemption settlement amount | 186,250 |  |  |  |  |
GHC Class B Common Stock issued [Member] | GHC One [Member] |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Mandatory redemption settlement amount | $ 18,750 |  |  |  |  |
Cash paid for CSI minority shares [Member] | CSI Pharmacy Holding Company, LLC |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Noncontrolling interest, decrease from redemptions or purchase of interests |  | 600 |  |  |  |
Promissory Note for CSI minority shares due 2026 [Member] | CSI Pharmacy Holding Company, LLC |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Noncontrolling interest, decrease from redemptions or purchase of interests |  | $ 1,400 |  |  |  |
Interest rate |  | 5.50% |  |  |  |
Graham Holdings Company [Member] | CSI Pharmacy Holding Company, LLC |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Ownership percentage by parent |  |  | 87.50% |  | 87.50% |

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