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Stockholders' Equity and Stock Incentive Plans (Tables) | 12 Months Ended
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Dec. 31, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Share Repurchases [Table Text Block] | The following table provides information regarding share repurchases during the referenced periods.(1)
(In thousands, except per share data) |  | For the Year Ended December 31, 2017
Shares repurchased (2) |  | 1,198 |
Total cost, including brokerage fees |  | $ | 31,927 |
Average repurchase price per share (3) |  | $ | 26.64 |
(1) Shares repurchased reflect repurchases settled during the twelve months ended December 31, 2017. These amounts exclude repurchases traded but not yet settled on or before December 31, 2017. (2) All shares repurchased have been retired and constitute authorized but unissued shares. (3) Figures in the table may not recalculate exactly due to rounding. Average repurchase price per share is calculated based on unrounded number
Stock Option Plan Activity | Summarized stock option plan activity is as follows:
| Options |  | Weighted Average Option Price |  | Weighted Average Remaining Term |  | Aggregate Intrinsic Value
|  |  |  |  | (In years) |  | (In thousands)
Outstanding at January 1, 2015 | 7,169,668 |  |  | $ | 25.73 |  |  |  |  |
Granted | 200,673 |  |  | 19.98 |  |  |  |  |
Canceled | (1,463,497 | ) |  | 39.82 |  |  |  |  |
Exercised | (1,301,789 | ) |  | 7.53 |  |  |  |  |
Outstanding at December 31, 2015 | 4,605,055 |  |  | 26.14 |  |  |  |  |
Granted | 216,509 |  |  | 17.50 |  |  |  |  |
Canceled | (1,260,750 | ) |  | 38.63 |  |  |  |  |
Exercised | (452,898 | ) |  | 6.49 |  |  |  |  |
Outstanding at December 31, 2016 | 3,107,916 |  |  | 23.36 |  |  |  |  |
Granted | — |  |  | — |  |  |  |  |
Canceled | (1,323,500 | ) |  | 39.30 |  |  |  |  |
Exercised | (241,964 | ) |  | 8.61 |  |  |  |  |
Outstanding at December 31, 2017 | 1,542,452 |  |  | $ | 11.99 |  |  | 5.3 |  | $ | 35,565 |
Exercisable at December 31, 2016 | 2,696,315 |  |  | $ | 24.27 |  |  | 3.1 |  | $ | 14,587 |
Exercisable at December 31, 2017 | 1,335,717 |  |  | $ | 11.00 |  |  | 4.8 |  | $ | 32,128 |
Information About Stock Options Outstanding and Exercisable | The following table summarizes the information about stock options outstanding and exercisable at December 31, 2017:
|  | Options Outstanding |  | Options Exercisable
Range of Exercise Prices |  | Number Outstanding |  | Weighted-Average Remaining Contractual Life (Years) |  | Weighted-Average Exercise Price |  | Number Exercisable |  | Weighted-Average Exercise Price
$5.22 |  | 25,510 |  |  | 4.9 |  | $ | 5.22 |  |  | 25,510 |  |  | $ | 5.22 |
6.60 |  | 28,000 |  |  | 0.8 |  | 6.60 |  |  | 28,000 |  |  | 6.60 |
6.70 |  | 196,869 |  |  | 3.9 |  | 6.70 |  |  | 196,869 |  |  | 6.70 |
7.55 |  | 65,000 |  |  | 1.8 |  | 7.55 |  |  | 65,000 |  |  | 7.55 |
8.34 |  | 294,163 |  |  | 2.8 |  | 8.34 |  |  | 294,163 |  |  | 8.34 |
9.86 |  | 260,882 |  |  | 5.9 |  | 9.86 |  |  | 260,882 |  |  | 9.86 |
11.57 |  | 229,846 |  |  | 6.2 |  | 11.57 |  |  | 229,846 |  |  | 11.57 |
17.75 |  | 216,509 |  |  | 8.9 |  | 17.75 |  |  | 72,174 |  |  | 17.75 |
19.98 |  | 200,673 |  |  | 7.4 |  | 19.98 |  |  | 138,273 |  |  | 19.98 |
33.31 |  | 25,000 |  |  | 0.0 |  | 33.31 |  |  | 25,000 |  |  | 33.31 |
$5.22-$33.31 |  | 1,542,452 |  |  | 5.3 |  | $ | 11.99 |  |  | 1,335,717 |  |  | $ | 11.00 |
RSU Activity | Summarized RSU activity is as follows:
| Restricted Stock Units |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2015 | 2,534,496 |  |  |
Granted | 541,016 |  |  | $19.05
Canceled | (40,800 | ) |  |
Awarded | (713,886 | ) |  |
Outstanding at December 31, 2015 | 2,320,826 |  |  |
Granted | 542,220 |  |  | $18.06
Canceled | (30,400 | ) |  |
Awarded | (871,528 | ) |  |
Outstanding at December 31, 2016 | 1,961,118 |  |  |
Granted | 442,879 |  |  | $27.40
Canceled | (38,964 | ) |  |
Awarded | (727,821 | ) |  |
Outstanding at December 31, 2017 | 1,637,212 |  |  |
PSU Activity | Summarized PSU activity is as follows:
| Performance Stock Units |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2015 | 1,411,640 |  |  |
Granted | 240,156 |  |  | $16.75
Performance Adjustment | 264,306 |  |  |
Canceled | (2,677 | ) |  |
Awarded | (663,945 | ) |  |
Outstanding at December 31, 2015 | 1,249,480 |  |  |
Granted | 241,235 |  |  | $17.75
Performance Adjustment | (148,272 | ) |  |
Canceled | — |  |  |
Awarded | (213,365 | ) |  |
Outstanding at December 31, 2016 | 1,129,078 |  |  |
Granted | 275,305 |  |  | $28.94
Performance Adjustment | (73,407 | ) |  |
Canceled | — |  |  |
Awarded | (268,429 | ) |  |
Outstanding at December 31, 2017 | 1,062,547 |  |  |
Career Shares Activity | Summarized Career Shares activity is as follows:
| Career Shares |  | Weighted Average Grant Date Fair Value
Outstanding at January 1, 2015 | 896,585 |  |  |
Granted | 103,018 |  |  | $12.51
Canceled | — |  |  |
Awarded | (31,028 | ) |  |
Outstanding at December 31, 2015 | 968,575 |  |  |
Granted | 73,064 |  |  | $19.01
Canceled | — |  |  |
Awarded | — |  |  |
Outstanding at December 31, 2016 | 1,041,639 |  |  |
Granted | 66,000 |  |  | $20.41
Canceled | (11,236 | ) |  |
Awarded | (82,944 | ) |  |
Outstanding at December 31, 2017 | 1,013,459 |  |  |
Share-based Compensation Costs by Award Plan | The following table summarizes our share-based compensation costs by award type:
| Year Ended December 31,
(In thousands) | 2017 |  | 2016 |  | 2015
Stock Options | $ | 1,193 |  |  | $ | 1,974 |  |  | $ | 2,821 |
Restricted Stock Units | 7,463 |  |  | 8,883 |  |  | 9,909 |
Performance Stock Units | 7,381 |  |  | 3,353 |  |  | 5,135 |
Career Shares | 1,376 |  |  | 1,308 |  |  | 1,399 |
Total share-based compensation costs | $ | 17,413 |  |  | $ | 15,518 |  |  | $ | 19,264 |
Classification Detail of Share-based Employee Compensation Costs | The following table provides classification detail of the total costs related to our share-based employee compensation plans reported in our consolidated statements of operations:
| Year Ended December 31,
(In thousands) | 2017 |  | 2016 |  | 2015
Gaming | $ | 363 |  |  | $ | 428 |  |  | $ | 393 |
Food and beverage | 69 |  |  | 82 |  |  | 75 |
Room | 33 |  |  | 39 |  |  | 36 |
Selling, general and administrative | 1,846 |  |  | 2,176 |  |  | 1,996 |
Corporate expense | 15,102 |  |  | 12,793 |  |  | 16,764 |
Total share-based compensation expense | $ | 17,413 |  |  | $ | 15,518 |  |  | $ | 19,264 |
Dividends Declared [Table Text Block] | The dividends declared by the Board under this program are:
Declaration date |  | Record date |  | Payment date |  | Amount per share
May 2, 2017 |  | June 15, 2017 |  | July 15, 2017 |  | $0.05
September 6, 2017 |  | September 18, 2017 |  | October 15, 2017 |  | 0.05
December 7, 2017 |  | December 28, 2017 |  | January 15, 2018 |  | 0.05

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