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FRESH START ACCOUNTING - Narrative (Details) |  | 4 Months Ended | 8 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
May 01, 2019 USD ($) $ / shares shares | May 01, 2019 USD ($) $ / shares shares | Dec. 31, 2019 USD ($) | Dec. 31, 2021 USD ($) station $ / shares shares | Dec. 31, 2020 USD ($) $ / shares shares | Mar. 31, 2019 | Jan. 01, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |
Voting shares to predecessor company, less than | 50.00% | 50.00% |  |  |  |  |
Enterprise value | $ 8,750,000,000 | $ 8,750,000,000 |  |  |  |  |
Number of shares retained (in shares) | shares | 31,269,762 |  |  |  |  |  |
Accrued professional fees paid directly | $ 30,500,000 |  |  |  |  |  |
Unpaid professional fees | 86,100,000 |  |  |  |  |  |
Funding of guarantor general unsecured recovery cash pool classified as restricted | 17,500,000 |  |  |  |  |  |
Funding of guarantor general unsecured recovery cash pool at emergence classified as restricted | 6,000,000 |  |  |  |  |  |
Funding of guarantor general unsecured recovery cash pool, amount reclassified to cash | 3,400,000 |  |  |  |  |  |
Write-off of prepaid premium on insurance policy | 2,300,000 |  |  |  |  |  |
Accrual for future reimbursement of discounts | 1,900,000 |  |  |  |  |  |
Liabilities subject to compromise, accounts payable | 3,100,000 | 3,100,000 |  |  |  |  |
Accrued professional fees paid directly | 21,200,000 |  |  |  |  |  |
Payment of professional fees through escrow account | 9,260,000 | 9,260,000 |  |  |  |  |
Finance leases and other debt, noncurrent | 10,300,000 | 10,300,000 |  |  |  |  |
Cash paid to settle certain creditor claims | 1,800,000 |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  | $ 0.001 | $ 0.001 |  |
Liabilities subject to compromise, adjustment to net deferred income tax liabilities | 596,850,000 | 596,850,000 |  |  |  |  |
Deferred income tax liabilities | 21,500,000 | 21,500,000 |  |  |  |  |
Operating loss carryforwards, federal and state | 114,900,000 | 114,900,000 |  |  |  |  |
Employee related charges | $ 1,500,000 | $ 1,500,000 |  |  |  |  |
Common stock, shares issued (in shares) | shares |  |  |  | 147,528,559 |  |  |
Number of securities called by warrants or rights (in shares) | shares | 81,453,648 | 81,453,648 |  |  |  |  |
Property, plant and equipment, net | $ 832,992,000 | $ 832,992,000 |  | $ 782,093,000 | $ 811,702,000 |  |
Number of radio stations | station |  |  |  | 854 |  |  |
Fair value adjustment | $ 2,240,900,000 | $ 2,240,900,000 |  |  |  |  |
Operating lease weighted average discount rate | 6.54% | 6.54% |  | 6.50% |  | 12.44% |
Increase in right of use assets from change in borrowing rate | $ 541,200,000 | $ 541,200,000 |  |  |  |  |
Operating lease right-of-use assets | 910,104,000 | 910,104,000 |  | $ 741,410,000 | 825,887,000 |  |
Finance lease, liability |  |  |  |  |  |  | $ 900,000
Debtor organization items, payment of professional fees | 85,091,000 |  | $ 26,500,000 | $ 1,400,000 | $ 6,300,000 |  |
Minimum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Enterprise value | 8,000,000,000 | 8,000,000,000 |  |  |  |  |
Maximum |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Enterprise value | $ 9,500,000,000 | $ 9,500,000,000 |  |  |  |  |
Class A Shares |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Common stock, shares issued (in shares) | shares | 56,861,941 | 56,861,941 |  | 120,633,937 | 64,726,864 |  |
Class B Shares |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Common stock, shares issued (in shares) | shares | 6,947,567 | 6,947,567 |  | 21,590,192 | 6,886,925 |  |
Customer/advertiser relationships |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Fair value adjustment | $ 1,604,100,000 | $ 1,604,100,000 |  |  |  |  |
Licensing Agreements |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Fair value adjustment | 44,900,000 | 44,900,000 |  |  |  |  |
Property, Plant and Equipment |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, net | 182,900,000 | 182,900,000 |  |  |  |  |
Software Technology Assets |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, net | 151,000,000 | 151,000,000 |  |  |  |  |
Off-Market Favorable Lease |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Operating lease right-of-use assets | 13,100,000 | 13,100,000 |  |  |  |  |
iHeart Communications, Inc. | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum borrowing capacity | 450,000,000 | 450,000,000 |  |  |  |  |
Term Loan Facility due 2026 |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Secured debt | $ 3,500,000,000 | $ 3,500,000,000 |  |  |  |  |
6.375% Senior Secured Notes due 2026 | iHeart Communications, Inc. | Senior Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Stated interest rate (as a percent) | 6.375% | 6.375% |  |  |  |  |
New Senior Secured Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Secured debt | $ 800,000,000 | $ 800,000,000 |  |  |  |  |
Debt instrument term | 7 years |  |  |  |  |  |
New Senior Unsecured Note |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument term | 8 years |  |  |  |  |  |
Unsecured debt | $ 1,450,000,000 | $ 1,450,000,000 |  |  |  |  |
Asset-based Revolving Credit Facility Due 2023 | Line of Credit | Revolving Credit Facility |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  | $ 450,000,000 |  |
iHeart Operations, Inc. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Proceeds from issuance of preferred stock and preference stock | $ 60,000,000 |  |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares | $ 0.001 | $ 0.001 |  |  |  |  |
iHeart Communications, Inc. |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Percentage of economic rights prior to reorganization | 89.10% |  |  |  |  |  |
Percentage of voting rights prior to reorganization | 99.00% |  |  |  |  |  |

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