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Pension and Other Post-Retirement Plans - 401(k) Plan (Details) - Employee 401(k) Plan - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Defined Contribution Plan |  |  |  |
Employer matching contribution, percentage of match |  | 6.00% |  |
Employer's matching contribution on the dollar for the first 6 percent of participant contributions |  | 35.00% |  |
Contribution expense |  | $ 3.6 | $ 1.9 | $ 1.8
Bally Technologies Inc. |  |  |  |
Defined Contribution Plan |  |  |  |
Employer matching contribution, percentage of match | 6.00% |  |  |
Contribution expense | $ 0.2 | $ 3.2 |  |
Employer matching contribution, percentage of employee's gross pay | 50.00% |  |  |

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- Definition Represents the percentage of employer's contribution matching up to six percent of participant contributions subject to maximum percentage of eligible compensation. + References No definition available. + Details
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- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Details
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