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Condensed Consolidating Financial Information (Income Statements) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 791,623 | $ 612,196 | $ 616,793 | $ 606,118 | $ 595,088 | $ 591,542 | $ 604,124 | $ 610,065 | $ 2,626,730 | $ 2,400,819 | $ 2,199,259
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 1,371,379 | 1,263,921 | 1,186,985
Selling, general and administrative |  |  |  |  |  |  |  |  | 369,313 | 362,037 | 322,259
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 20,682 | 0 | 0
Maintenance and utilities |  |  |  |  |  |  |  |  | 127,027 | 109,462 | 100,020
Depreciation and amortization |  |  |  |  |  |  |  |  | 229,979 | 217,522 | 196,226
Corporate expense |  |  |  |  |  |  |  |  | 104,201 | 88,148 | 72,668
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 45,698 | 14,454 | 22,107
Impairments of assets |  |  |  |  |  |  |  |  | 993 | (426) | 38,302
Other operating charges, net |  |  |  |  |  |  |  |  | 2,174 | 1,900 | 284
Intercompany expenses |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total operating costs and expenses |  |  |  |  |  |  |  |  | 2,271,446 | 2,057,018 | 1,938,851
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income | 94,684 | 69,568 | 96,258 | 94,774 | 80,477 | 78,940 | 89,554 | 94,830 | 355,284 | 343,801 | 260,408
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 200,467 | 171,290 | 209,731
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 61 | 1,582 | 42,364
Other, net |  |  |  |  |  |  |  |  | (276) | (184) | 545
Total other expense, net |  |  |  |  |  |  |  |  | 200,252 | 172,688 | 252,640
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | 155,032 | 171,113 | 7,768
Income tax (provision) benefit |  |  |  |  |  |  |  |  | (40,331) | (3,115) | 199,933
Income from continuing operations, net of tax | 22,867 | 11,837 | 38,598 | 41,399 | 82,073 | 23,157 | 27,692 | 35,076 | 114,701 | 167,998 | 207,701
Income from discontinued operations, net of tax | 0 | 0 | 347 | 0 | 0 | 0 | 21,017 | 375 | 347 | 21,392 | 212,530
Net income |  |  |  |  |  |  |  |  | 115,048 | 189,390 | 420,231
Net Income (Loss) Attributable to Parent | $ 22,867 | $ 11,837 | $ 38,945 | $ 41,399 | $ 82,073 | $ 23,157 | $ 48,709 | $ 35,451 | 115,048 | 189,390 | 420,231
Comprehensive income |  |  |  |  |  |  |  |  | 113,853 | 189,823 | 419,932
Guarantor Subsidiaries |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 2,397,465 | 2,377,514 | 2,176,788
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 1,212,216 | 1,225,765 | 1,148,170
Selling, general and administrative |  |  |  |  |  |  |  |  | 335,630 | 354,423 | 265,735
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 0 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 116,651 | 108,092 | 98,741
Depreciation and amortization |  |  |  |  |  |  |  |  | 189,549 | 201,401 | 183,524
Corporate expense |  |  |  |  |  |  |  |  | 403 | 1,140 | 1,621
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 2,733 | 2,758 | (3,933)
Impairments of assets |  |  |  |  |  |  |  |  | 0 | 1 | 36,862
Other operating charges, net |  |  |  |  |  |  |  |  | 2,116 | 1,175 | 103
Intercompany expenses |  |  |  |  |  |  |  |  | (101,965) | (91,411) | (140,291)
Total operating costs and expenses |  |  |  |  |  |  |  |  | 1,961,263 | 1,986,166 | 1,871,114
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 1,352 | 1,374 | 2,039
Operating income |  |  |  |  |  |  |  |  | 434,850 | 389,974 | 303,635
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 1,183 | 1,275 | 46,357
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 0 | 0 | 14,008
Other, net |  |  |  |  |  |  |  |  | (371) | (98) | 617
Total other expense, net |  |  |  |  |  |  |  |  | 812 | 1,177 | 60,982
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | 434,038 | 388,797 | 242,653
Income tax (provision) benefit |  |  |  |  |  |  |  |  | (94,617) | (73,426) | 10,935
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | 339,421 | 315,371 | 253,588
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | (899)
Net income |  |  |  |  |  |  |  |  | 339,421 | 315,371 | 252,689
Comprehensive income |  |  |  |  |  |  |  |  | 338,226 | 315,804 | 252,390
Parent Company [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 83,508 | 73,292 | 121,939
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 0 | 0 | 1,200
Selling, general and administrative |  |  |  |  |  |  |  |  | 13 | 44 | 49,938
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 0 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  | 19,052 | 12,041 | 8,767
Corporate expense |  |  |  |  |  |  |  |  | 100,844 | 85,362 | 66,703
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 31,514 | 7,806 | 18,079
Impairments of assets |  |  |  |  |  |  |  |  | 993 | 600 | 1,440
Other operating charges, net |  |  |  |  |  |  |  |  | 58 | 725 | 181
Intercompany expenses |  |  |  |  |  |  |  |  | (203) | (1,204) | (1,205)
Total operating costs and expenses |  |  |  |  |  |  |  |  | 152,677 | 107,782 | 147,513
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | (311,701) | (330,711) | (445,130)
Operating income |  |  |  |  |  |  |  |  | 242,532 | 296,221 | 419,556
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 174,299 | 169,990 | 157,923
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 61 | 1,582 | 28,356
Other, net |  |  |  |  |  |  |  |  | 161 | (16) | 1
Total other expense, net |  |  |  |  |  |  |  |  | 174,521 | 171,556 | 186,280
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | 68,011 | 124,665 | 233,276
Income tax (provision) benefit |  |  |  |  |  |  |  |  | 47,037 | 64,725 | 186,955
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | 115,048 | 189,390 | 420,231
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | 0
Net income |  |  |  |  |  |  |  |  | 115,048 | 189,390 | 420,231
Comprehensive income |  |  |  |  |  |  |  |  | 113,853 | 189,823 | 419,932
Non-Guarantor Subsidiaries (100% Owned) |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 247,936 | 42,670 | 43,867
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 159,163 | 38,156 | 37,615
Selling, general and administrative |  |  |  |  |  |  |  |  | 33,681 | 7,612 | 6,584
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 20,682 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 10,376 | 1,370 | 1,279
Depreciation and amortization |  |  |  |  |  |  |  |  | 21,378 | 4,080 | 3,928
Corporate expense |  |  |  |  |  |  |  |  | 2,954 | 1,646 | 4,227
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 11,451 | 3,736 | 7,320
Impairments of assets |  |  |  |  |  |  |  |  | 0 | (1,027) | 0
Other operating charges, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intercompany expenses |  |  |  |  |  |  |  |  | 0 | 0 | (1,461)
Total operating costs and expenses |  |  |  |  |  |  |  |  | 259,685 | 55,573 | 62,414
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income |  |  |  |  |  |  |  |  | (11,749) | (12,903) | (18,547)
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 24,985 | 25 | 25
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other, net |  |  |  |  |  |  |  |  | (66) | (70) | (73)
Total other expense, net |  |  |  |  |  |  |  |  | 24,919 | (45) | (48)
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | (36,668) | (12,858) | (18,499)
Income tax (provision) benefit |  |  |  |  |  |  |  |  | 7,249 | 5,586 | 126
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | (29,419) | (7,272) | (18,373)
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | 0
Net income |  |  |  |  |  |  |  |  | (29,419) | (7,272) | (18,373)
Comprehensive income |  |  |  |  |  |  |  |  | (29,419) | (7,272) | (18,373)
Non-Guarantor Subsidiaries (Not 100% Owned) |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 0 | 0 | 0
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 0 | 0 | 0
Selling, general and administrative |  |  |  |  |  |  |  |  | 0 | 0 | 0
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 0 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  | 0 | 0 | 0
Corporate expense |  |  |  |  |  |  |  |  | 0 | 0 | 0
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 0 | 0 | 0
Impairments of assets |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other operating charges, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intercompany expenses |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total operating costs and expenses |  |  |  |  |  |  |  |  | 0 | 0 | 0
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total other expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income tax (provision) benefit |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | 0
Net income |  |  |  |  |  |  |  |  | 0 | 0 | 0
Comprehensive income |  |  |  |  |  |  |  |  | 0 | 0 | 0
Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | (102,179) | (92,657) | (143,335)
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 0 | 0 | 0
Selling, general and administrative |  |  |  |  |  |  |  |  | (11) | (42) | 2
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 0 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  | 0 | 0 | 0
Corporate expense |  |  |  |  |  |  |  |  | 0 | 0 | 0
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 0 | 0 | 0
Impairments of assets |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other operating charges, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intercompany expenses |  |  |  |  |  |  |  |  | 102,168 | 92,615 | 143,337
Total operating costs and expenses |  |  |  |  |  |  |  |  | (102,179) | (92,657) | (143,335)
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 310,349 | 329,337 | 443,091
Operating income |  |  |  |  |  |  |  |  | (310,349) | (329,337) | (443,091)
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total other expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | (310,349) | (329,337) | (443,091)
Income tax (provision) benefit |  |  |  |  |  |  |  |  | 0 | 0 | 0
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | (310,349) | (329,337) | (443,091)
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 0 | 0 | 0
Net income |  |  |  |  |  |  |  |  | (310,349) | (329,337) | (443,091)
Comprehensive income |  |  |  |  |  |  |  |  | (309,154) | (329,770) | (442,792)
Subsidiary, BAC [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 0 | 0 | 0
Costs and Expenses |  |  |  |  |  |  |  |  |  |  |
Operating |  |  |  |  |  |  |  |  | 0 | 0 | 0
Selling, general and administrative |  |  |  |  |  |  |  |  | 0 | 0 | 0
Master Lease Rent Expense |  |  |  |  |  |  |  |  | 0 |  |
Maintenance and utilities |  |  |  |  |  |  |  |  | 0 | 0 | 0
Depreciation and amortization |  |  |  |  |  |  |  |  | 0 | 0 | 7
Corporate expense |  |  |  |  |  |  |  |  | 0 | 0 | 117
Project development, preopening and writedowns |  |  |  |  |  |  |  |  | 0 | 154 | 641
Impairments of assets |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other operating charges, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Intercompany expenses |  |  |  |  |  |  |  |  | 0 | 0 | (380)
Total operating costs and expenses |  |  |  |  |  |  |  |  | 0 | 154 | 1,145
Equity in earnings (losses) of subsidiaries |  |  |  |  |  |  |  |  | 0 | 0 | 0
Operating income |  |  |  |  |  |  |  |  | 0 | (154) | (1,145)
Other expense (income) |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 5,426
Loss on early extinguishments and modifications of debt |  |  |  |  |  |  |  |  | 0 | 0 | 0
Other, net |  |  |  |  |  |  |  |  | 0 | 0 | 0
Total other expense, net |  |  |  |  |  |  |  |  | 0 | 0 | 5,426
Income (loss) from continuing operations before income taxes |  |  |  |  |  |  |  |  | 0 | (154) | (6,571)
Income tax (provision) benefit |  |  |  |  |  |  |  |  | 0 | 0 | 1,917
Income from continuing operations, net of tax |  |  |  |  |  |  |  |  | 0 | (154) | (4,654)
Income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | 347 | 21,392 | 213,429
Net income |  |  |  |  |  |  |  |  | 347 | 21,238 | 208,775
Comprehensive income |  |  |  |  |  |  |  |  | $ 347 | $ 21,238 | $ 208,775

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