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Segment Information (Certain Segment Operating Data and Other) (Details) $ in Thousands | 3 Months Ended | 7 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Sep. 30, 2016 USD ($) | Jun. 30, 2016 USD ($) | Mar. 31, 2016 USD ($) | Jul. 31, 2016 USD ($) | Dec. 31, 2017 USD ($) segment | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($)
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gaming |  |  |  |  |  |  |  |  |  | $ 1,740,268 | $ 1,610,393 | $ 1,631,177
Food and beverage |  |  |  |  |  |  |  |  |  | 346,379 | 302,705 | 303,786
Room |  |  |  |  |  |  |  |  |  | 186,795 | 169,391 | 162,248
Other |  |  |  |  |  |  |  |  |  | 127,377 | 116,770 | 117,620
Gross Revenues |  |  |  |  |  |  |  |  |  | 2,400,819 | 2,199,259 | 2,214,831
Corporate expense |  |  |  |  |  |  |  |  |  | 88,148 | 72,668 | 76,941
Depreciation and amortization |  |  |  |  |  |  |  |  |  | 217,522 | 196,226 | 207,118
Project development, preopening and writedowns |  |  |  |  |  |  |  |  |  | 14,454 | 22,107 | 6,907
Share-based compensation expense |  |  |  |  |  |  |  |  |  | 17,413 | 15,518 | 19,264
Other Asset Impairment Charges |  |  |  |  |  |  |  |  |  | 0 | 38,302 | 18,565
Impairments of assets |  |  |  |  |  |  |  |  |  | (426) | 38,302 | 18,565
Other operating charges, net |  |  |  |  |  |  |  |  |  | 1,900 | 284 | 907
Operating Income (Loss) | $ 80,477 | $ 78,940 | $ 89,554 | $ 94,830 | $ 29,726 | $ 67,881 | $ 80,439 | $ 82,362 |  | $ 343,801 | 260,408 | 271,584
Number of reportable segments | segment |  |  |  |  |  |  |  |  |  | 3 |  |
Segment Reconciling Items [Member] |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Total Reportable Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | $ 595,931 | 536,111 | 527,773
Corporate expense |  |  |  |  |  |  |  |  |  | (73,046) | (59,875) | (60,177)
Reportable Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | 668,977 | 595,986 | 587,950
Deferred rent |  |  |  |  |  |  |  |  |  | 1,267 | 3,266 | 3,428
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 196,226 | 207,118
Project development, preopening and writedowns |  |  |  |  |  |  |  |  |  |  | 22,107 | 6,907
Share-based compensation expense |  |  |  |  |  |  |  |  |  | 17,413 | 15,518 | 19,264
Impairments of assets |  |  |  |  |  |  |  |  |  |  | 38,302 | 18,565
Other operating charges, net |  |  |  |  |  |  |  |  |  |  | 284 | 907
Total other operating costs and expenses |  |  |  |  |  |  |  |  |  | 252,130 | 275,703 | 256,189
Operating Income (Loss) |  |  |  |  |  |  |  |  |  | 343,801 | 260,408 | 271,584
Las Vegas Locals |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gaming |  |  |  |  |  |  |  |  |  | 563,785 | 422,375 | 395,108
Food and beverage |  |  |  |  |  |  |  |  |  | 154,451 | 108,541 | 103,353
Room |  |  |  |  |  |  |  |  |  | 98,406 | 82,566 | 75,282
Other |  |  |  |  |  |  |  |  |  | 51,735 | 41,533 | 42,827
Gross Revenues |  |  |  |  |  |  |  |  |  | 868,377 | 655,015 | 616,570
Total Reportable Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | 249,906 | 176,066 | 157,269
Downtown Las Vegas |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gaming |  |  |  |  |  |  |  |  |  | 133,072 | 133,165 | 131,871
Food and beverage |  |  |  |  |  |  |  |  |  | 54,451 | 52,849 | 52,105
Room |  |  |  |  |  |  |  |  |  | 24,623 | 20,209 | 19,856
Other |  |  |  |  |  |  |  |  |  | 32,295 | 30,347 | 29,445
Gross Revenues |  |  |  |  |  |  |  |  |  | 244,441 | 236,570 | 233,277
Total Reportable Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | 54,613 | 52,341 | 49,214
Midwest and South |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gaming |  |  |  |  |  |  |  |  |  | 1,043,411 | 1,054,853 | 1,104,198
Food and beverage |  |  |  |  |  |  |  |  |  | 137,477 | 141,315 | 148,328
Room |  |  |  |  |  |  |  |  |  | 63,766 | 66,616 | 67,110
Other |  |  |  |  |  |  |  |  |  | 43,347 | 44,890 | 45,348
Gross Revenues |  |  |  |  |  |  |  |  |  | 1,288,001 | 1,307,674 | 1,364,984
Total Reportable Segment Adjusted EBITDA |  |  |  |  |  |  |  |  |  | $ 364,458 | $ 367,579 | 381,467
Borgata |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting, Certain Operating Data and Reconciling Item for Adjusted EBITDA from Segment to Consolidated [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage by noncontrolling owners | 50.00% |  |  |  |  |  |  |  |  | 50.00% |  |
Operating Income (Loss) |  |  |  |  |  |  |  |  | $ 118,698 |  |  | $ 146,842

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