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Condensed Consolidating Financial Information (Income Statements) (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017 | Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | $ 606,118 | $ 610,065 |  |
Costs and Expenses |  |  |  |
Operating | 313,463 | 319,003 |  |
Other operating items, net | 1,799 | 486 |  |
Intercompany Expense | 0 | 0 |  |
Total operating costs and expenses | 511,344 | 515,235 |  |
Equity in Earnings of Subsidiaries | 0 | 0 |  |
Operating income | 94,774 | 94,830 |  |
Selling, general and administrative | 87,583 | 91,613 |  |
Maintenance and utilities | 27,926 | 26,399 |  |
Depreciation and amortization | 51,276 | 53,964 |  |
Corporate expense | 25,857 | 20,798 |  |
Project development, preopening and writedowns | 3,440 | 2,972 |  |
Other expense (income) |  |  |  |
Interest expense, net | 43,802 | 43,214 |  |
Loss on early extinguishments and modifications of debt | 61 | 156 |  |
Other, net | (380) | 111 |  |
Total other expense (income), net | 43,483 | 43,481 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 51,291 | 51,349 |  |
Income tax provision | (9,892) | (16,273) |  |
Income from continuing operations, net of tax | 41,399 | 35,076 |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent | 0 | 375 |  |
Net income | 41,399 | 35,451 |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | 40,435 | 36,022 |  |
Parent |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | 20,841 | 18,710 |  |
Costs and Expenses |  |  |  |
Operating | 0 | 0 |  |
Other operating items, net | 0 | 75 |  |
Intercompany Expense | 301 | 301 |  |
Total operating costs and expenses | 30,899 | 24,183 |  |
Equity in Earnings of Subsidiaries | 81,644 | 66,561 |  |
Operating income | 71,586 | 61,088 |  |
Selling, general and administrative | 11 | 6 |  |
Maintenance and utilities | 0 | 0 |  |
Depreciation and amortization | 3,836 | 2,682 |  |
Corporate expense | 25,248 | 19,864 |  |
Project development, preopening and writedowns | 1,503 | 1,255 |  |
Other expense (income) |  |  |  |
Interest expense, net | 43,519 | 42,839 |  |
Loss on early extinguishments and modifications of debt | 61 | 156 |  |
Other, net | 0 | 0 |  |
Total other expense (income), net | 43,580 | 42,995 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 28,006 | 18,093 |  |
Income tax provision | 13,393 | 17,358 |  |
Income from continuing operations, net of tax |  | 35,451 |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 0 |  |
Net income | 41,399 | 35,451 |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | 40,435 | 36,022 |  |
Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | 600,962 | 604,113 |  |
Costs and Expenses |  |  |  |
Operating | 303,833 | 309,430 |  |
Other operating items, net | 1,799 | 411 |  |
Intercompany Expense | 25,394 | 23,256 |  |
Total operating costs and expenses | 491,051 | 500,287 |  |
Equity in Earnings of Subsidiaries | (185) | (129) |  |
Operating income | 109,726 | 103,697 |  |
Selling, general and administrative | 85,721 | 89,601 |  |
Maintenance and utilities | 27,598 | 26,101 |  |
Depreciation and amortization | 46,530 | 50,283 |  |
Corporate expense | 3 | 364 |  |
Project development, preopening and writedowns | 173 | 841 |  |
Other expense (income) |  |  |  |
Interest expense, net | 277 | 369 |  |
Loss on early extinguishments and modifications of debt | 0 | 0 |  |
Other, net | (364) | 127 |  |
Total other expense (income), net | (87) | 496 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 109,813 | 103,201 |  |
Income tax provision | (24,384) | (34,788) |  |
Income from continuing operations, net of tax |  | 68,413 |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 0 |  |
Net income | 85,429 | 68,413 |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | 84,465 | 68,984 |  |
Non-Guarantor Subsidiaries (100% Owned) |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | 10,021 | 10,805 |  |
Costs and Expenses |  |  |  |
Operating | 9,630 | 9,573 |  |
Other operating items, net | 0 | 0 |  |
Intercompany Expense | 0 | 0 |  |
Total operating costs and expenses | 15,100 | 14,290 |  |
Equity in Earnings of Subsidiaries | 0 | 0 |  |
Operating income | (5,079) | (3,485) |  |
Selling, general and administrative | 1,862 | 2,012 |  |
Maintenance and utilities | 328 | 298 |  |
Depreciation and amortization | 910 | 999 |  |
Corporate expense | 606 | 570 |  |
Project development, preopening and writedowns | 1,764 | 838 |  |
Other expense (income) |  |  |  |
Interest expense, net | 6 | 6 |  |
Loss on early extinguishments and modifications of debt | 0 | 0 |  |
Other, net | (16) | (16) |  |
Total other expense (income), net | (10) | (10) |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | (5,069) | (3,475) |  |
Income tax provision | 1,099 | 1,157 |  |
Income from continuing operations, net of tax |  | (2,318) |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 0 |  |
Net income | (3,970) | (2,318) |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | (3,970) | (2,318) |  |
Non-Guarantor Subsidiaries (Not 100% Owned) |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | 0 | 0 |  |
Costs and Expenses |  |  |  |
Operating | 0 | 0 |  |
Other operating items, net | 0 | 0 |  |
Intercompany Expense | 0 | 0 |  |
Total operating costs and expenses | 0 | 0 |  |
Equity in Earnings of Subsidiaries | 0 | 0 |  |
Operating income | 0 | 0 |  |
Selling, general and administrative | 0 | 0 |  |
Maintenance and utilities | 0 | 0 |  |
Depreciation and amortization | 0 | 0 |  |
Corporate expense | 0 | 0 |  |
Project development, preopening and writedowns | 0 | 0 |  |
Other expense (income) |  |  |  |
Interest expense, net | 0 | 0 |  |
Loss on early extinguishments and modifications of debt | 0 | 0 |  |
Other, net | 0 | 0 |  |
Total other expense (income), net | 0 | 0 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 0 | 0 |  |
Income tax provision | 0 | 0 |  |
Income from continuing operations, net of tax |  | 0 |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 0 |  |
Net income | 0 | 0 |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 0 |  |
Subsidiary, Wholly Owned [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | 0 | 0 |  |
Costs and Expenses |  |  |  |
Operating | 0 | 0 |  |
Other operating items, net | 0 | 0 |  |
Intercompany Expense | 0 | 0 |  |
Total operating costs and expenses | 0 | 38 |  |
Equity in Earnings of Subsidiaries | 0 | 0 |  |
Operating income | 0 | (38) |  |
Selling, general and administrative | 0 | 0 |  |
Maintenance and utilities | 0 | 0 |  |
Depreciation and amortization | 0 | 0 |  |
Corporate expense | 0 | 0 |  |
Project development, preopening and writedowns | 0 | 38 |  |
Other expense (income) |  |  |  |
Interest expense, net | 0 | 0 |  |
Loss on early extinguishments and modifications of debt | 0 | 0 |  |
Other, net | 0 | 0 |  |
Total other expense (income), net | 0 | 0 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | 0 | (38) |  |
Income tax provision | 0 | 0 |  |
Income from continuing operations, net of tax |  | (38) |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 375 |  |
Net income | 0 | 337 |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 337 |  |
Eliminations |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Revenue, Net | (25,706) | (23,563) |  |
Costs and Expenses |  |  |  |
Operating | 0 | 0 |  |
Other operating items, net | 0 | 0 |  |
Intercompany Expense | (25,695) | (23,557) |  |
Total operating costs and expenses | (25,706) | (23,563) |  |
Equity in Earnings of Subsidiaries | (81,459) | (66,432) |  |
Operating income | (81,459) | (66,432) |  |
Selling, general and administrative | (11) | (6) |  |
Maintenance and utilities | 0 | 0 |  |
Depreciation and amortization | 0 | 0 |  |
Corporate expense | 0 | 0 |  |
Project development, preopening and writedowns | 0 | 0 |  |
Other expense (income) |  |  |  |
Interest expense, net | 0 | 0 |  |
Loss on early extinguishments and modifications of debt | 0 | 0 |  |
Other, net | 0 | 0 |  |
Total other expense (income), net | 0 | 0 |  |
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest | (81,459) | (66,432) |  |
Income tax provision | 0 | 0 |  |
Income from continuing operations, net of tax |  | (66,432) |  |
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent |  | 0 |  |
Net income | (81,459) | (66,432) |  |
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | (80,495) | (67,003) |  |
Corporate expense |  |  |  |
Costs and Expenses |  |  |  |
Corporate expense | (18,022) | (18,163) |  |
Investments [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | $ 16,454 | $ 17,865 | $ 17,752 | $ 17,259

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