XML 150 R124.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Income Taxes - Tax Reform (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017
Income Tax Disclosure [Abstract] |  |  |
Income tax benefit |  |  | $ 9.9
Provisional impact related to remeasuring deferred taxes |  |  | 51.3
Offsetting tax benefit of remeasured valuation allowance |  |  | 51.3
Transition tax reserve recorded | $ 20.3 |  | $ 20.3
Provisional reduction to NOLs | $ 102.6 |  |
Additional valuation allowance recorded |  | $ 20.3 |
GILTI taxable income included in income tax provision |  | $ 33.6 |

X
- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Asset, Provisional Income Tax Expense + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Change In Tax Rate, Deferred Tax Liability, Provisional Income Tax Benefit + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense (Benefit + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpenseBenefit
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Tax Cuts And Jobs Act Of 2017, Incomplete Accounting, Transition Tax For Accumulated Foreign Earnings, Provisional Liability + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalLiability
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Deferred Tax Liability, Valuation Allowance + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentDeferredTaxLiabilityValuationAllowance
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, GILTI, Income Tax Expense (Benefit) + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentGILTIIncomeTaxExpenseBenefit
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustment, Income Tax Expense (Benefit) + References No definition available. + Details
Name: | sgms_TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit
Namespace Prefix: | sgms_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration