$BFAM
BRIGHT HORIZONS FAMILY SOLUTIONS INC. Stock $bfam

$bfam Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-K Financial Statement

#000143757818000005 Filed on February 28, 2018

Income Statement

Concept	2018 Q1	2016 Q4	2016 Q3
Revenue	$463.7M	$398.5M	$383.9M
YoY Change	9.83%	7.25%	4.91%
Cost Of Revenue	$350.1M	$299.3M	$292.5M
YoY Change	10.37%	6.25%	4.24%
Gross Profit	$113.5M	$99.22M	$91.47M
YoY Change	8.21%	10.36%	7.13%
Gross Profit Margin	24.49%	24.9%	23.83%
Selling, General & Admin	$50.21M	$43.60M	$39.62M
YoY Change	8.81%	14.74%	8.78%
% of Gross Profit	44.22%	43.94%	43.31%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$24.68M	$23.20M	$21.00M
YoY Change	5.42%	14.85%	6.06%
% of Gross Profit	21.74%	23.38%	22.96%
Operating Expenses	$50.21M	$51.90M	$39.62M
YoY Change	8.81%	15.33%	8.78%
Operating Profit	$55.28M	$47.35M	$44.72M
YoY Change	7.55%	5.49%	7.12%
Interest Expense	$11.50M	-$11.40M	$10.50M
YoY Change	6.77%	6.54%	1.35%
% of Operating Profit	20.81%	-24.08%	23.49%
Other Income/Expense, Net			$0.00
YoY Change
Pretax Income	$43.78M	$24.80M	$34.21M
YoY Change	7.76%	-27.49%	8.92%
Income Tax	$6.483M	$7.700M	$11.70M
% Of Pretax Income	14.81%	31.05%	34.21%
Net Earnings	$37.30M	$17.12M	$22.51M
YoY Change	-9.85%	-28.42%	9.5%
Net Earnings / Revenue	8.04%	4.3%	5.86%
Basic Earnings Per Share	$0.64	$0.29	$0.38
Diluted Earnings Per Share	$0.62	$0.28	$0.37
COMMON SHARES
Basic Shares Outstanding	58.57M shares	59.50M shares	58.88M shares
Diluted Shares Outstanding	59.45M shares		60.28M shares

Balance Sheet

Concept	2018 Q1	2016 Q4	2016 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$20.30M	$14.60M	$19.50M
YoY Change	-5.58%	26.96%	-8.88%
Cash & Equivalents	$20.32M	$14.63M	$19.48M
Short-Term Investments
Other Short-Term Assets	$68.80M	$42.60M	$43.50M
YoY Change	46.7%	-2.96%	-39.92%
Inventory
Prepaid Expenses
Receivables	$107.3M	$97.20M	$83.20M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$196.3M	$154.4M	$146.1M
YoY Change	17.95%	1.1%	-12.56%
LONG-TERM ASSETS
Property, Plant & Equipment	$584.9M	$529.4M	$430.3M
YoY Change	8.91%	23.2%	-0.03%
Goodwill	$1.335B	$1.268B	$1.151B
YoY Change	4.84%	10.45%	0.83%
Intangibles	$342.5M	$374.6M	$372.1M
YoY Change	-6.86%	-3.79%	-5.69%
Long-Term Investments
YoY Change
Other Assets	$55.38M	$32.92M	$29.48M
YoY Change	75.8%	6.34%	43.17%
Total Long-Term Assets	$2.318B	$2.205B	$1.983B
YoY Change	4.89%	10.35%	-0.21%
TOTAL ASSETS
Total Short-Term Assets	$196.3M	$154.4M	$146.1M
Total Long-Term Assets	$2.318B	$2.205B	$1.983B
Total Assets	$2.514B	$2.359B	$2.129B
YoY Change	5.81%	9.69%	-1.17%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$153.4M	$26.17M	$113.1M
YoY Change	13.38%	-2.87%	-18.92%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$129.4M	$76.00M	$30.00M
YoY Change	768.46%	216.67%	13.21%
Long-Term Debt Due	$10.75M	$10.75M	$9.550M
YoY Change	0.0%	12.57%	0.0%
Total Short-Term Liabilities	$511.7M	$387.6M	$309.1M
YoY Change	43.7%	26.93%	-2.06%
LONG-TERM LIABILITIES
Long-Term Debt	$1.044B	$1.054B	$900.4M
YoY Change	-0.76%	16.38%	-0.75%
Other Long-Term Liabilities	$72.41M	$52.05M	$47.27M
YoY Change	24.35%	17.8%	44.17%
Total Long-Term Liabilities	$1.116B	$1.106B	$947.6M
YoY Change	0.56%	16.45%	0.82%
TOTAL LIABILITIES
Total Short-Term Liabilities	$511.7M	$387.6M	$309.1M
Total Long-Term Liabilities	$1.116B	$1.106B	$947.6M
Total Liabilities	$1.777B	$1.671B	$1.431B
YoY Change	7.69%	17.44%	-0.58%
SHAREHOLDERS EQUITY
Retained Earnings	$72.44M	-$121.8M	-$138.9M
YoY Change	-190.05%	-43.75%	-42.23%
Common Stock	$58.00K	$59.00K	$59.00K
YoY Change	-1.69%	-1.67%	-1.67%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$737.2M	$687.9M	$698.0M
YoY Change
Total Liabilities & Shareholders Equity	$2.514B	$2.359B	$2.129B
YoY Change	5.81%	9.69%	-1.17%

Cashflow Statement

Concept	2018 Q1	2016 Q4	2016 Q3
OPERATING ACTIVITIES
Net Income	$37.30M	$17.12M	$22.51M
YoY Change	-9.85%	-28.42%	9.5%
Depreciation, Depletion And Amortization	$24.68M	$23.20M	$21.00M
YoY Change	5.42%	14.85%	6.06%
Cash From Operating Activities	$105.8M	$48.30M	$18.10M
YoY Change	-0.77%	73.74%	-33.7%
INVESTING ACTIVITIES
Capital Expenditures	$12.81M	-$24.80M	-$23.20M
YoY Change	-35.6%	51.22%	18.37%
Acquisitions	$16.72M
YoY Change	461.13%
Other Investing Activities	-$16.70M	-$205.2M	-$19.90M
YoY Change	456.67%	1765.45%	-54.98%
Cash From Investing Activities	-$29.48M	-$230.0M	-$43.10M
YoY Change	28.9%	742.49%	-32.55%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$85.73M
YoY Change	1224.96%
Debt Paid & Issued, Net	$2.688M
YoY Change	0.0%
Cash From Financing Activities	-$79.60M	176.8M	-400.0K
YoY Change	3.31%	-1850.5%	-97.79%
NET CHANGE
Cash From Operating Activities	$105.8M	48.30M	18.10M
Cash From Investing Activities	-$29.48M	-230.0M	-43.10M
Cash From Financing Activities	-$79.60M	176.8M	-400.0K
Net Change In Cash	-$2.805M	-4.900M	-25.40M
YoY Change	-141.58%	-48.96%	-53.56%
FREE CASH FLOW
Cash From Operating Activities	$105.8M	$48.30M	$18.10M
Capital Expenditures	$12.81M	-$24.80M	-$23.20M
Free Cash Flow	$93.04M	$73.10M	$41.30M
YoY Change	7.21%	65.38%	-11.94%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2016Q4	bfam	Accrued Occupancy Costs Current AccruedOccupancyCostsCurrent	3102000	USD
CY2017Q4	bfam	Accrued Occupancy Costs Current AccruedOccupancyCostsCurrent	3400000	USD
CY2017	bfam	Cash Flow Period To Determine Fair Value Of Reporting Unit CashFlowPeriodToDetermineFairValueOfReportingUnit	P10Y
CY2015	bfam	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	-758000	USD
CY2016	bfam	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	-12121000	USD
CY2017	bfam	Deferred Income Tax Expense Benefits DeferredIncomeTaxExpenseBenefits	-37562000	USD
CY2015	bfam	Deferred Rent DeferredRent	2736000	USD
CY2016	bfam	Deferred Rent DeferredRent	2562000	USD
CY2017	bfam	Deferred Rent DeferredRent	4345000	USD
CY2016Q4	bfam	Deferred Rent And Other Occupancy Costs DeferredRentAndOtherOccupancyCosts	4796000	USD
CY2017Q4	bfam	Deferred Rent And Other Occupancy Costs DeferredRentAndOtherOccupancyCosts	5589000	USD
CY2017	bfam	Effective Income Tax Rate Reconciliation Sharebased Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationSharebasedCompensationExcessTaxBenefitAmount	26500000	USD
CY2016Q4	bfam	Expense Reimbursements Receivables ExpenseReimbursementsReceivables	6101000	USD
CY2017Q4	bfam	Expense Reimbursements Receivables ExpenseReimbursementsReceivables	4186000	USD
CY2016	bfam	Goodwill Acquisition Related Adjustment GoodwillAcquisitionRelatedAdjustment	73000	USD
CY2017	bfam	Goodwill Acquisition Related Adjustment GoodwillAcquisitionRelatedAdjustment	-5599000	USD
CY2015	bfam	Increasedecreaseindeferredrentandrelatedobligations Increasedecreaseindeferredrentandrelatedobligations	4642000	USD
CY2016	bfam	Increasedecreaseindeferredrentandrelatedobligations Increasedecreaseindeferredrentandrelatedobligations	7517000	USD
CY2017	bfam	Increasedecreaseindeferredrentandrelatedobligations Increasedecreaseindeferredrentandrelatedobligations	1726000	USD
CY2017Q4	bfam	Long Term Debt Maturities Repayments Of Principal LongTermDebtMaturitiesRepaymentsOfPrincipal	1066938000	USD
CY2016Q4	bfam	Longterm Debt Proceedsof Debt Usedfor Business Combination LongtermDebtProceedsofDebtUsedforBusinessCombination	150000000	USD
CY2017	bfam	Minimum Percentage Of Likelihood Of Tax Benefit Being Realized Upon Settlement MinimumPercentageOfLikelihoodOfTaxBenefitBeingRealizedUponSettlement	0.5
CY2017Q4	bfam	Number Of Outstanding Letter Of Credit NumberOfOutstandingLetterOfCredit	39	LetterOfCredit
CY2016	bfam	Offering Cost OfferingCost	2500000	USD
CY2016	bfam	Options Receivedin Settlement Value Net OptionsReceivedinSettlementValueNet	7747000	USD
CY2017	bfam	Options Receivedin Settlement Value Net OptionsReceivedinSettlementValueNet	29798000	USD
CY2016Q4	bfam	Other Liabilities Unvested Restricted Stock OtherLiabilitiesUnvestedRestrictedStock	4733000	USD
CY2017Q4	bfam	Other Liabilities Unvested Restricted Stock OtherLiabilitiesUnvestedRestrictedStock	3487000	USD
CY2015	bfam	Payments For Business Acquisition Contingent Consideration PaymentsForBusinessAcquisitionContingentConsideration	0	USD
CY2016	bfam	Payments For Business Acquisition Contingent Consideration PaymentsForBusinessAcquisitionContingentConsideration	915000	USD
CY2017	bfam	Payments For Business Acquisition Contingent Consideration PaymentsForBusinessAcquisitionContingentConsideration	185000	USD
CY2015	bfam	Payments For Extinguishment Of Debt PaymentsForExtinguishmentOfDebt	0	USD
CY2016	bfam	Payments For Extinguishment Of Debt PaymentsForExtinguishmentOfDebt	922488000	USD
CY2017	bfam	Payments For Extinguishment Of Debt PaymentsForExtinguishmentOfDebt	0	USD
CY2016Q4	bfam	Prepaid Workers Compensation Insurance PrepaidWorkersCompensationInsurance	4609000	USD
CY2017Q4	bfam	Prepaid Workers Compensation Insurance PrepaidWorkersCompensationInsurance	6136000	USD
CY2017	bfam	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Liability Provisional Income Tax Benefit TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxLiabilityProvisionalIncomeTaxBenefit	33300000	USD
CY2017	bfam	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017IncompleteAccountingProvisionalIncomeTaxExpenseBenefit	-22300000	USD
CY2016Q4	bfam	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	0	USD
CY2017Q4	bfam	Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Liability Noncurrent TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsLiabilityNoncurrent	9648000	USD
CY2017	dei	Amendment Flag AmendmentFlag	false
CY2017	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2017	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2017	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2017
CY2017	dei	Document Period End Date DocumentPeriodEndDate	2017-12-31
CY2017	dei	Document Type DocumentType	10-K
CY2017	dei	Entity Central Index Key EntityCentralIndexKey	0001437578
CY2018Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	58566024	shares
CY2017	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2017Q2	dei	Entity Public Float EntityPublicFloat	3900000000	USD
CY2017	dei	Entity Registrant Name EntityRegistrantName	BRIGHT HORIZONS FAMILY SOLUTIONS INC.
CY2017	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2017	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2016Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	125400000	USD
CY2017Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	132897000	USD
CY2016Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	26171000	USD
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	31719000	USD
CY2016Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	3081000	USD
CY2017Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4680000	USD
CY2016Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	5718000	USD
CY2017Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	8565000	USD
CY2016Q4	us-gaap	Accrued Insurance Noncurrent AccruedInsuranceNoncurrent	16572000	USD
CY2017Q4	us-gaap	Accrued Insurance Noncurrent AccruedInsuranceNoncurrent	15812000	USD
CY2016Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2376000	USD
CY2017Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2693000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	281981000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	340981000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-89448000	USD
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CY2016Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	899076000	USD
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CY2015	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9200000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11646000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	12072000	USD
CY2015	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	9397000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	12891000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	5374000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9200000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11600000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	12100000	USD
CY2014Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1235000	USD
CY2015Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1556000	USD
CY2016Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1054000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2429000	USD
CY2015	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	1001000	USD
CY2016	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	1341000	USD
CY2017	us-gaap	Allowance For Doubtful Accounts Receivable Write Offs AllowanceForDoubtfulAccountsReceivableWriteOffs	1162000	USD
CY2015	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2200000	USD
CY2016	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2200000	USD
CY2017	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1400000	USD
CY2015	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	3583000	USD
CY2016	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	3474000	USD
CY2017	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	1776000	USD
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CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	32600000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	200000	USD
CY2016Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	3733000	USD
CY2017Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4045000	USD
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CY2017Q4	us-gaap	Assets Current AssetsCurrent	192461000	USD
CY2016Q4	us-gaap	Bank Overdrafts BankOverdrafts	10966000.000	USD
CY2017Q4	us-gaap	Bank Overdrafts BankOverdrafts	18015000	USD
CY2015	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	2000000	USD
CY2016	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	3000000	USD
CY2017	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1500000	USD
CY2014Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	87886000	USD
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	11539000	USD
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CY2016Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2017Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2016Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	475000000	shares
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CY2016Q4	us-gaap	Common Stock Value CommonStockValue	59000	USD
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CY2015	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	76344000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	44582000	USD
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CY2016Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	26400000	USD
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CY2017Q4	us-gaap	Cost Method Investments CostMethodInvestments	2100000	USD
CY2015	us-gaap	Cost Of Revenue CostOfRevenue	1100690000	USD
CY2016	us-gaap	Cost Of Revenue CostOfRevenue	1178994000	USD
CY2017	us-gaap	Cost Of Revenue CostOfRevenue	1310295000	USD
CY2017	us-gaap	Cumulative Translation Adjustment Net Of Tax Period Increase Decrease CumulativeTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease	1700000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	29236000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	42691000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	29733000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	9028000	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	7115000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	7735000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	46987000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	60558000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	41999000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	8723000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	10752000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4531000	USD
CY2016Q4	us-gaap	Customer Deposits Current CustomerDepositsCurrent	14688000	USD
CY2017Q4	us-gaap	Customer Deposits Current CustomerDepositsCurrent	17294000	USD
CY2016Q4	us-gaap	Customer Deposits Noncurrent CustomerDepositsNoncurrent	14353000	USD
CY2017Q4	us-gaap	Customer Deposits Noncurrent CustomerDepositsNoncurrent	16450000	USD
CY2016Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1075000000	USD
CY2017Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1066938000	USD
CY2016Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	10241000	USD
CY2017Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	10177000	USD
CY2017	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	2800000	USD
CY2016Q4	us-gaap	Deferred Compensation Sharebased Arrangements Liability Classified Noncurrent DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent	2793000	USD
CY2017Q4	us-gaap	Deferred Compensation Sharebased Arrangements Liability Classified Noncurrent DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent	5299000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-11014000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-6463000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-36794000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	6776000	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-2069000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	612000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-758000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12121000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-37562000	USD
CY2016Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	170736000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	117359000	USD
CY2016Q4	us-gaap	Deferred Income Taxes And Other Liabilities Noncurrent DeferredIncomeTaxesAndOtherLiabilitiesNoncurrent	1096000	USD
CY2017Q4	us-gaap	Deferred Income Taxes And Other Liabilities Noncurrent DeferredIncomeTaxesAndOtherLiabilitiesNoncurrent	1903000	USD
CY2016Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	59518000	USD
CY2017Q4	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	66499000	USD
CY2016Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	146692000	USD
CY2017Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	155696000	USD
CY2016Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	6284000	USD
CY2017Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	8179000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3480000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-3589000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1380000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	3370000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	2934000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	60053000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	43426000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	59025000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	43426000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net Noncurrent DeferredTaxAssetsNetNoncurrent	100000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	1347000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	304000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	300000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1620000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2608000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	13855000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	8024000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	118000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	0	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	39401000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	28951000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	342000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	605000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1028000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	111711000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	73933000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	143806000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	97674000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	111711000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Gross Noncurrent DeferredTaxLiabilitiesGrossNoncurrent	74069000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	26930000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	19685000	USD
CY2017Q4	us-gaap	Deposit Contracts Assets DepositContractsAssets	8000000	USD
CY2016Q4	us-gaap	Deposits Deposits	3100000	USD
CY2017Q4	us-gaap	Deposits Deposits	5200000	USD
CY2015	us-gaap	Depreciation Depreciation	50700000	USD
CY2016	us-gaap	Depreciation Depreciation	55600000	USD
CY2017	us-gaap	Depreciation Depreciation	62200000	USD
CY2015	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	78666000	USD
CY2016	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	85284000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	94776000	USD
CY2017Q4	us-gaap	Derivative Average Fixed Interest Rate DerivativeAverageFixedInterestRate	0.0390
CY2017Q4	us-gaap	Derivative Variable Interest Rate DerivativeVariableInterestRate	0.0075
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.53
CY2016Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2016Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2016Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.38
CY2016Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.29
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.59
CY2017Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2017Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.56
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2017Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.88
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.65
CY2015	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.50
CY2016Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2016Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
CY2016Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.37
CY2016Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.28
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.55
CY2017Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.68
CY2017Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.54
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.51
CY2017Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.86
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.59
CY2015	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-468000	USD
CY2016	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-1121000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	1507000	USD
CY2016Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	59258000	USD
CY2017Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	56817000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3700000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	4600000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3200000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	11600000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	15800000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	32300000	USD
CY2015	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	9397000	USD
CY2016	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	12891000	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	26500000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	208352000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	239308000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	30134000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	22927000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	25140000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	26833000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	27740000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	401152000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	406652000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	192800000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	167344000	USD
CY2015	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-351000	USD
CY2016	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	143000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-2760000	USD
CY2015	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2016	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-11117000	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2015Q4	us-gaap	Goodwill Goodwill	1147809000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	1267705000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	1306792000	USD
CY2016	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	148753000	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	14269000	USD
CY2016	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-28930000	USD
CY2017	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	30417000	USD
CY2015	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2016	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2015	us-gaap	Gross Profit GrossProfit	357755000	USD
CY2016Q1	us-gaap	Gross Profit GrossProfit	95776000	USD
CY2016Q2	us-gaap	Gross Profit GrossProfit	104383000	USD
CY2016Q3	us-gaap	Gross Profit GrossProfit	91472000	USD
CY2016Q4	us-gaap	Gross Profit GrossProfit	99216000	USD
CY2016	us-gaap	Gross Profit GrossProfit	390847000	USD
CY2017Q1	us-gaap	Gross Profit GrossProfit	104934000	USD
CY2017Q2	us-gaap	Gross Profit GrossProfit	114341000	USD
CY2017Q3	us-gaap	Gross Profit GrossProfit	103194000	USD
CY2017Q4	us-gaap	Gross Profit GrossProfit	108141000	USD
CY2017	us-gaap	Gross Profit GrossProfit	430610000	USD
CY2015	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2016	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2017	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2015	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	100000	USD
CY2016	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	100000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	134611000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	132846000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	116225000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	5545000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	10351000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	45175000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	140156000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	143197000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	161400000	USD
CY2016	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	0	USD
CY2017	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	0	USD
CY2015	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	46229000	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	48437000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4437000	USD
CY2015	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-185000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-107000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-1028000	USD
CY2015	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	319000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-96000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	-32844000	USD
CY2015	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-656000	USD
CY2016	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-943000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-5913000	USD
CY2015	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	49055000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	50119000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	56490000	USD
CY2015	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	6919000	USD
CY2016	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	6953000	USD
CY2017	us-gaap	Income Tax Reconciliation Minority Interest Income Expense IncomeTaxReconciliationMinorityInterestIncomeExpense	5074000	USD
CY2015	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	0	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	0	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-22757000	USD
CY2015	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-901000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-389000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1041000	USD
CY2015	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	0	USD
CY2016	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	0	USD
CY2017	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	11000000	USD
CY2017	us-gaap	Income Tax Reconciliation Repatriation Of Foreign Earnings IncomeTaxReconciliationRepatriationOfForeignEarnings	11027000	USD
CY2015	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	5849000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	6374000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2881000	USD
CY2015	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	-333000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	432000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Contingencies IncomeTaxReconciliationTaxContingencies	614000	USD
CY2015	us-gaap	Income Taxes Paid IncomeTaxesPaid	49819000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	34670000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	31290000	USD
CY2015	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-6448000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-6858000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	5912000	USD
CY2015	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	2955000	USD
CY2016	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	7750000	USD
CY2017	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	9316000	USD
CY2015	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-12073000	USD
CY2016	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	12773000	USD
CY2017	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	11156000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	14296000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	16854000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	319000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	8387000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3179000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	5698000	USD
CY2015	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-3825000	USD
CY2016	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7289000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7371000	USD
CY2015	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	13340000	USD
CY2016	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	78000	USD
CY2017	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	18689000	USD
CY2016Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	582918000	USD
CY2017Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	587848000	USD
CY2016Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	374566000	USD
CY2017Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	348540000	USD
CY2015	us-gaap	Interest Expense InterestExpense	41446000	USD
CY2016	us-gaap	Interest Expense InterestExpense	42924000	USD
CY2017	us-gaap	Interest Expense InterestExpense	44039000	USD
CY2015	us-gaap	Interest Paid InterestPaid	38110000	USD
CY2016	us-gaap	Interest Paid InterestPaid	37090000	USD
CY2017	us-gaap	Interest Paid InterestPaid	44464000	USD
CY2016Q4	us-gaap	Interest Payable Current InterestPayableCurrent	2985000	USD
CY2017Q4	us-gaap	Interest Payable Current InterestPayableCurrent	370000	USD
CY2017Q4	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	700000	USD
CY2015	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	97300000	USD
CY2016	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	103100000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	116700000	USD
CY2016Q4	us-gaap	Liabilities Liabilities	1671150000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	1719584000	USD
CY2016Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2359017000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2468644000	USD
CY2016Q4	us-gaap	Liabilities Current LiabilitiesCurrent	387580000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	460655000	USD
CY2016Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	76000000	USD
CY2017Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	127100000	USD
CY2016Q4	us-gaap	Long Term Debt LongTermDebt	1064759000	USD
CY2017Q4	us-gaap	Long Term Debt LongTermDebt	1056761000	USD
CY2016Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	1013188000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	10750000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	10750000	USD
CY2016Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1054009000	USD
CY2017Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1046011000	USD
CY2015	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-90581000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	93755000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-123864000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-155354000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-302837000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-105321000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	170056000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	213297000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	236272000	USD
CY2015	us-gaap	Net Income Loss NetIncomeLoss	93927000	USD
CY2016	us-gaap	Net Income Loss NetIncomeLoss	94760000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	156963000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	93287000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	24517000	USD
CY2016Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30131000	USD
CY2016Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	22306000	USD
CY2016Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16965000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	93919000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	41151000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32828000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	30905000	USD
CY2017Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	51111000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	155995000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	93303000	USD
CY2016Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	24522000	USD
CY2016Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	30137000	USD
CY2016Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	22311000	USD
CY2016Q4	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	16968000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	93938000	USD
CY2017Q1	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	41157000	USD
CY2017Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	32833000	USD
CY2017Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	30909000	USD
CY2017Q4	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	51117000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	156016000	USD
CY2015Q4	us-gaap	Noncurrent Assets NoncurrentAssets	429736000	USD
CY2016Q4	us-gaap	Noncurrent Assets NoncurrentAssets	529432000	USD
CY2017Q4	us-gaap	Noncurrent Assets NoncurrentAssets	575185000	USD
CY2015	us-gaap	Operating Income Loss OperatingIncomeLoss	181602000	USD
CY2016Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	48597000	USD
CY2016Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	56578000	USD
CY2016Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	44715000	USD
CY2016Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	47348000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	197238000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	51404000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	56806000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	44963000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	52266000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	205439000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	1001936000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	113161000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	83119000	USD
CY2017Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	29333000	USD
CY2016Q4	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	14129000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	88675000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	100638000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	108199000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	508144000	USD
CY2016Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	25790000	USD
CY2017Q4	us-gaap	Other Assets Miscellaneous Current OtherAssetsMiscellaneousCurrent	18965000	USD
CY2016Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	32915000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	45666000	USD
CY2015	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-17583000	USD
CY2016	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-50178000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	53892000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	3767000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2016	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	2260000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	1507000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-17583000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-50178000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	53892000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17583000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-50178000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	56152000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-509000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-305000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	-204000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	3258000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	1955000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	1303000	USD
CY2016Q4	us-gaap	Other Deferred Compensation Arrangements Liability Classified Noncurrent OtherDeferredCompensationArrangementsLiabilityClassifiedNoncurrent	7546000	USD
CY2017Q4	us-gaap	Other Deferred Compensation Arrangements Liability Classified Noncurrent OtherDeferredCompensationArrangementsLiabilityClassifiedNoncurrent	7757000	USD
CY2015	us-gaap	Other Expenses OtherExpenses	0	USD
CY2016	us-gaap	Other Expenses OtherExpenses	0	USD
CY2017	us-gaap	Other Expenses OtherExpenses	3671000	USD
CY2016Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	28738000	USD
CY2017Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	34212000	USD
CY2016Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	52048000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	64171000	USD
CY2015	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-232000	USD
CY2016	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-43000	USD
CY2017	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1781000	USD
CY2016Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	1440000	USD
CY2017Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	3162000	USD
CY2016Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	5955000	USD
CY2017Q4	us-gaap	Other Sundry Liabilities Noncurrent OtherSundryLiabilitiesNoncurrent	3257000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	128103000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	112792000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	162195000	USD
CY2015	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2016	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1002000	USD
CY2017	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1711000	USD
CY2015	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	0	USD
CY2016	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	7747000	USD
CY2017	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	29798000	USD
CY2015	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	77619000	USD
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	228737000	USD
CY2017	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	21484000	USD
CY2015	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	77785000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	75334000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	88122000	USD
CY2017Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities For Letter Of Credit Facilities PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForLetterOfCreditFacilities	1600000	USD
CY2016Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2016Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	25000000	shares
CY2017Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	25000000	shares
CY2016Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2016Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2016Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2017Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2016Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	42554000	USD
CY2017Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	52096000	USD
CY2016Q4	us-gaap	Prepaid Insurance PrepaidInsurance	3134000	USD
CY2017Q4	us-gaap	Prepaid Insurance PrepaidInsurance	6007000	USD
CY2016Q4	us-gaap	Prepaid Rent PrepaidRent	13932000	USD
CY2017Q4	us-gaap	Prepaid Rent PrepaidRent	15553000	USD
CY2016Q4	us-gaap	Prepaid Taxes PrepaidTaxes	649000	USD
CY2017Q4	us-gaap	Prepaid Taxes PrepaidTaxes	1249000	USD
CY2015	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	0	USD
CY2016	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	1065610000	USD
CY2017	us-gaap	Proceeds From Debt Net Of Issuance Costs ProceedsFromDebtNetOfIssuanceCosts	0	USD
CY2013Q1	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	233300000	USD
CY2015	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	3864000	USD
CY2016	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	3682000	USD
CY2017	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	4363000	USD
CY2015	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	267300000	USD
CY2016	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	445868000	USD
CY2017	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	643201000	USD
CY2015	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	50000	USD
CY2016	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	1234000	USD
CY2017	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	4285000	USD
CY2015	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	9811000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	11679000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	22625000	USD
CY2015	us-gaap	Profit Loss ProfitLoss	93927000	USD
CY2016Q1	us-gaap	Profit Loss ProfitLoss	24727000	USD
CY2016Q2	us-gaap	Profit Loss ProfitLoss	30403000	USD
CY2016Q3	us-gaap	Profit Loss ProfitLoss	22510000	USD
CY2016Q4	us-gaap	Profit Loss ProfitLoss	17120000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	94760000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	41374000	USD
CY2017Q2	us-gaap	Profit Loss ProfitLoss	33040000	USD
CY2017Q3	us-gaap	Profit Loss ProfitLoss	31105000	USD
CY2017Q4	us-gaap	Profit Loss ProfitLoss	51444000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	156963000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	811413000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	916166000	USD
CY2016Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	529432000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	575185000	USD
CY2015	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1322000	USD
CY2016	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	839000	USD
CY2017	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	2537000	USD
CY2016Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	97212000	USD
CY2017Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	117138000	USD
CY2015	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	243300000	USD
CY2016	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	393868000	USD
CY2017	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	592101000	USD
CY2015	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	9550000	USD
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	7163000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	8063000	USD
CY2016Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-121820000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	35143000	USD
CY2015	us-gaap	Revenues Revenues	1458445000	USD
CY2016Q1	us-gaap	Revenues Revenues	385322000	USD
CY2016Q2	us-gaap	Revenues Revenues	402053000	USD
CY2016Q3	us-gaap	Revenues Revenues	383929000	USD
CY2016Q4	us-gaap	Revenues Revenues	398537000	USD
CY2016	us-gaap	Revenues Revenues	1569841000	USD
CY2017Q1	us-gaap	Revenues Revenues	422164000	USD
CY2017Q2	us-gaap	Revenues Revenues	445546000	USD
CY2017Q3	us-gaap	Revenues Revenues	433316000	USD
CY2017Q4	us-gaap	Revenues Revenues	439879000	USD
CY2017	us-gaap	Revenues Revenues	1740905000	USD
CY2015	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	148164000	USD
CY2016	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	163967000	USD
CY2017	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	188939000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	9200000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	11646000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	12072000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Share Based Liabilities Paid ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsShareBasedLiabilitiesPaid	0	USD
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	1023230	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	81050	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	464175	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3483877	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2674842	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	2547213	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Plan Modification Incremental Compensation Cost ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost	900000	USD
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	2300000	USD
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	5100000	USD
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	6800000	USD
CY2013Q1	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	11600000	shares
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1192160	shares
CY2015	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	9811000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	11679000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	22625000	USD
CY2015Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	USD
CY2016Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	300000000	USD
CY2017Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	120600000	USD
CY2016Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	26300000	USD
CY2014Q4	us-gaap	Stockholders Equity StockholdersEquity	750959000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	727608000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	687867000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	749060000	USD
CY2015	us-gaap	Treasury Stock Retired Cost Method Amount TreasuryStockRetiredCostMethodAmount	0	USD
CY2016	us-gaap	Treasury Stock Retired Cost Method Amount TreasuryStockRetiredCostMethodAmount	0	USD
CY2017	us-gaap	Treasury Stock Retired Cost Method Amount TreasuryStockRetiredCostMethodAmount	0	USD
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	128103000	USD
CY2016	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	112792000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	162195000	USD
CY2015	us-gaap	Undistributed Earnings UndistributedEarnings	93927000	USD
CY2016	us-gaap	Undistributed Earnings UndistributedEarnings	94760000	USD
CY2017	us-gaap	Undistributed Earnings UndistributedEarnings	156963000	USD
CY2015	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	93303000	USD
CY2016	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	93938000	USD
CY2017	us-gaap	Undistributed Earnings Diluted UndistributedEarningsDiluted	156016000	USD
CY2015	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	-640000	USD
CY2016	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	-841000	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	-968000	USD
CY2015	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	624000	USD
CY2016	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	822000	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	947000	USD
CY2017Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	123000000	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	713000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	706000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1096000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1903000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	26000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	27000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	50000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	353000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Foreign Currency Translation UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation	157000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	353000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	443000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	650000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	663000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	1900000	USD
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	62360778	shares
CY2016	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60594895	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60253691	shares
CY2015	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60835574	shares
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	59229069	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	58873196	shares
CY2015	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	1400000	USD
CY2016	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	1300000	USD
CY2017	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	400000	USD
CY2017	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;padding-top:8px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Concentrations of Credit Risk </font><font style="font-family:inherit;font-size:10pt;">— Financial instruments that potentially expose the Company to concentrations of credit risk consist mainly of cash and cash equivalents and accounts receivable. The Company mitigates its exposure by maintaining its cash and cash equivalents in financial institutions of high credit standing. The Company’s accounts receivable, which are derived primarily from the services it provides, are dispersed across many clients in various industries with </font><font style="font-family:inherit;font-size:10pt;">no</font><font style="font-family:inherit;font-size:10pt;"> single client accounting for more than </font><font style="font-family:inherit;font-size:10pt;">10%</font><font style="font-family:inherit;font-size:10pt;"> of the Company’s net revenue or accounts receivable. </font></div></div>
CY2017	us-gaap	Revenue Recognition Deferred Revenue RevenueRecognitionDeferredRevenue	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;padding-top:8px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Deferred Revenue </font><font style="font-family:inherit;font-size:10pt;">— The Company records deferred revenue for prepaid tuition and fees received from clients in advance of services being performed. The Company is also a party to agreements where the performance of services extends beyond one year. In these circumstances, the Company records a long-term obligation and recognizes revenue over the period of the agreement as the services are rendered.</font></div></div>
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-bottom:8px;padding-top:8px;text-indent:32px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Use of Estimates </font><font style="font-family:inherit;font-size:10pt;">— The preparation of the consolidated financial statements in conformity with accounting principles generally accepted in the United States of America (“GAAP” or “U.S. GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and the disclosure of contingent assets and liabilities at the date of the consolidated financial statements, as well as the reported amounts of revenue and expenses during the reporting period. The Company’s significant accounting estimates in the preparation of the consolidated financial statements relate to the valuation of goodwill and other intangibles, and income taxes. Actual results may differ from management’s estimates.</font></div></div>

Files In Submission

Name	View Source	Status
0001437578-18-000005-index-headers.html	Edgar Link	pending
0001437578-18-000005-index.html	Edgar Link	pending
0001437578-18-000005.txt	Edgar Link	pending
0001437578-18-000005-xbrl.zip	Edgar Link	pending
bfam-123117x10xk.htm	Edgar Link	pending
bfam-123117_chartx41052a04.jpg	Edgar Link	pending
bfam-20171231.xml	Edgar Link	completed
bfam-20171231.xsd	Edgar Link	pending
bfam-20171231_cal.xml	Edgar Link	unprocessable
bfam-20171231_def.xml	Edgar Link	unprocessable
bfam-20171231_lab.xml	Edgar Link	unprocessable
bfam-20171231_pre.xml	Edgar Link	unprocessable
ex211201710k.htm	Edgar Link	pending
ex231201710k.htm	Edgar Link	pending
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ex312201710k.htm	Edgar Link	pending
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ex322201710k.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$BFAM
BRIGHT HORIZONS FAMILY SOLUTIONS INC. Stock $bfam

2018 Q1 Form 10-K Financial Statement

#000143757818000005 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BFAM BRIGHT HORIZONS FAMILY SOLUTIONS INC. Stock $bfam

2018 Q1 Form 10-K Financial Statement

#000143757818000005 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BFAM
BRIGHT HORIZONS FAMILY SOLUTIONS INC. Stock $bfam