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Condensed Consolidating Financial Information (Balance Sheets) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018 | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
Assets |  |  |  |
Cash and cash equivalents | $ 247,681 | $ 249,417 | $ 179,706 | $ 203,104
Restricted cash | 24,951 | 23,785 | 25,794 | 24,175
Other current assets | 130,028 | 126,549 |  |
Property and equipment, net | 2,742,918 | 2,716,064 |  |
Investments in subsidiaries | 0 | 0 |  |
Intercompany receivable | 0 | 0 |  |
Operating Lease, Right-of-Use Asset | 919,583 | 0 |  |
Other assets, net | 120,951 | 111,752 |  |
Intangible assets, net | 1,440,999 | 1,466,670 |  |
Goodwill, net | 1,088,500 | 1,062,102 |  |
Total assets | 6,715,611 | 5,756,339 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 26,986 | 24,181 |  |
Other current liabilities | 533,830 | 445,520 |  |
Accumulated losses of subsidiaries in excess of investment |  | 0 |  |
Intercompany payable | 0 | 0 |  |
Long-term debt, net of current maturities and debt issuance costs | 3,922,519 | 3,955,119 |  |
Operating Lease, Liability, Noncurrent | 855,768 | 0 |  |
Other long-term liabilities | 206,399 | 185,778 |  |
Total stockholders' equity (deficit) | 1,170,109 | 1,145,741 | $ 1,117,562 | $ 1,097,227
Total liabilities and stockholders' equity | 6,715,611 | 5,756,339 |  |
Subsidiary, BAC [Member] |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 0 | 0 |  |
Restricted cash | 0 | 0 |  |
Other current assets | 0 | 191 |  |
Property and equipment, net | 0 | 0 |  |
Investments in subsidiaries | 0 | 0 |  |
Intercompany receivable | 374,108 | 374,108 |  |
Operating Lease, Right-of-Use Asset | 0 |  |  |
Other assets, net | 0 | 0 |  |
Intangible assets, net | 0 | 0 |  |
Goodwill, net | 0 | 0 |  |
Total assets | 374,108 | 374,299 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 0 | 0 |  |
Other current liabilities | (191) | 0 |  |
Accumulated losses of subsidiaries in excess of investment |  | 0 |  |
Intercompany payable | 0 | 0 |  |
Long-term debt, net of current maturities and debt issuance costs | 0 | 0 |  |
Operating Lease, Liability, Noncurrent | 0 |  |  |
Other long-term liabilities | 900 | 900 |  |
Total stockholders' equity (deficit) | 373,399 | 373,399 |  |
Total liabilities and stockholders' equity | 374,108 | 374,299 |  |
Parent |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 607 | 8,697 |  |
Restricted cash | 0 | 0 |  |
Other current assets | 13,953 | 15,636 |  |
Property and equipment, net | 155,029 | 117,642 |  |
Investments in subsidiaries | 6,515,113 | 6,381,321 |  |
Intercompany receivable | 0 | 0 |  |
Operating Lease, Right-of-Use Asset | 20,771 |  |  |
Other assets, net | 42,227 | 33,513 |  |
Intangible assets, net | 0 | 0 |  |
Goodwill, net | 0 | 0 |  |
Total assets | 6,747,700 | 6,556,809 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 26,695 | 23,895 |  |
Other current liabilities | 173,918 | 160,262 |  |
Accumulated losses of subsidiaries in excess of investment |  | 0 |  |
Intercompany payable | 1,663,730 | 1,509,857 |  |
Long-term debt, net of current maturities and debt issuance costs | 3,864,238 | 3,896,699 |  |
Operating Lease, Liability, Noncurrent | 17,706 |  |  |
Other long-term liabilities | (168,696) | (179,645) |  |
Total stockholders' equity (deficit) | 1,170,109 | 1,145,741 |  |
Total liabilities and stockholders' equity | 6,747,700 | 6,556,809 |  |
Guarantor Subsidiaries [Member] |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 232,397 | 226,200 |  |
Restricted cash | 15,203 | 13,703 |  |
Other current assets | 112,997 | 108,069 |  |
Property and equipment, net | 2,485,423 | 2,505,987 |  |
Investments in subsidiaries | 6,967 | 0 |  |
Intercompany receivable | 2,259,654 | 2,106,566 |  |
Operating Lease, Right-of-Use Asset | 892,928 |  |  |
Other assets, net | 30,443 | 30,002 |  |
Intangible assets, net | 1,362,164 | 1,386,868 |  |
Goodwill, net | 1,056,026 | 1,029,628 |  |
Total assets | 8,454,202 | 7,407,023 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 291 | 286 |  |
Other current liabilities | 336,261 | 267,250 |  |
Accumulated losses of subsidiaries in excess of investment |  | 9,459 |  |
Intercompany payable | 0 | 0 |  |
Long-term debt, net of current maturities and debt issuance costs | 597 | 736 |  |
Operating Lease, Liability, Noncurrent | 833,663 |  |  |
Other long-term liabilities | 391,822 | 382,148 |  |
Total stockholders' equity (deficit) | 6,891,568 | 6,747,144 |  |
Total liabilities and stockholders' equity | 8,454,202 | 7,407,023 |  |
Non-Guarantor Subsidiaries (100% Owned) |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 14,677 | 14,520 |  |
Restricted cash | 9,748 | 10,082 |  |
Other current assets | 3,078 | 2,844 |  |
Property and equipment, net | 102,466 | 92,435 |  |
Investments in subsidiaries | 1,068 | 3,861 |  |
Intercompany receivable | 0 | 0 |  |
Operating Lease, Right-of-Use Asset | 5,884 |  |  |
Other assets, net | 48,281 | 48,237 |  |
Intangible assets, net | 78,835 | 79,802 |  |
Goodwill, net | 32,474 | 32,474 |  |
Total assets | 296,511 | 284,255 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 0 | 0 |  |
Other current liabilities | 23,494 | 17,679 |  |
Accumulated losses of subsidiaries in excess of investment |  | 0 |  |
Intercompany payable | 970,104 | 971,060 |  |
Long-term debt, net of current maturities and debt issuance costs | 57,684 | 57,684 |  |
Operating Lease, Liability, Noncurrent | 4,399 |  |  |
Other long-term liabilities | (17,627) | (17,625) |  |
Total stockholders' equity (deficit) | (741,543) | (744,543) |  |
Total liabilities and stockholders' equity | 296,511 | 284,255 |  |
Non-Guarantor Subsidiaries (Not 100% Owned) |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 0 | 0 |  |
Restricted cash | 0 | 0 |  |
Other current assets | 0 | 0 |  |
Property and equipment, net | 0 | 0 |  |
Investments in subsidiaries | 0 | 0 |  |
Intercompany receivable | 0 | 0 |  |
Operating Lease, Right-of-Use Asset | 0 |  |  |
Other assets, net | 0 | 0 |  |
Intangible assets, net | 0 | 0 |  |
Goodwill, net | 0 | 0 |  |
Total assets | 0 | 0 |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 0 | 0 |  |
Other current liabilities | 0 | 0 |  |
Accumulated losses of subsidiaries in excess of investment |  | 0 |  |
Intercompany payable | 0 | 0 |  |
Long-term debt, net of current maturities and debt issuance costs | 0 | 0 |  |
Operating Lease, Liability, Noncurrent | 0 |  |  |
Other long-term liabilities | 0 | 0 |  |
Total stockholders' equity (deficit) | 0 | 0 |  |
Total liabilities and stockholders' equity | 0 | 0 |  |
Eliminations |  |  |  |
Assets |  |  |  |
Cash and cash equivalents | 0 | 0 |  |
Restricted cash | 0 | 0 |  |
Other current assets | 0 | (191) |  |
Property and equipment, net | 0 | 0 |  |
Investments in subsidiaries | (6,523,148) | (6,385,182) |  |
Intercompany receivable | (2,633,762) | (2,480,674) |  |
Operating Lease, Right-of-Use Asset | 0 |  |  |
Other assets, net | 0 | 0 |  |
Intangible assets, net | 0 | 0 |  |
Goodwill, net | 0 | 0 |  |
Total assets | (9,156,910) | (8,866,047) |  |
Liabilities and Stockholders’ Equity |  |  |  |
Long-term Debt, Current Maturities | 0 | 0 |  |
Other current liabilities | 348 | 329 |  |
Accumulated losses of subsidiaries in excess of investment |  | (9,459) |  |
Intercompany payable | (2,633,834) | (2,480,917) |  |
Long-term debt, net of current maturities and debt issuance costs | 0 | 0 |  |
Operating Lease, Liability, Noncurrent | 0 |  |  |
Other long-term liabilities | 0 | 0 |  |
Total stockholders' equity (deficit) | (6,523,424) | (6,376,000) |  |
Total liabilities and stockholders' equity | $ (9,156,910) | $ (8,866,047) |  |

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