2019 Q3 Form 10-Q Financial Statement
#000010488919000037 Filed on October 30, 2019
Income Statement
Concept | 2019 Q3 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
Revenue | $738.8M | $689.1M | $674.8M |
YoY Change | 9.49% | 1.96% | 2.67% |
Cost Of Revenue | $517.9M | $432.7M | $448.9M |
YoY Change | 15.37% | 16.35% | 19.71% |
Gross Profit | $220.9M | $256.4M | $225.8M |
YoY Change | -2.17% | -15.63% | -19.99% |
Gross Profit Margin | 29.9% | 37.21% | 33.46% |
Selling, General & Admin | $175.3M | $152.6M | $131.1M |
YoY Change | 33.71% | -32.32% | -42.51% |
% of Gross Profit | 79.36% | 59.52% | 58.06% |
Research & Development | |||
YoY Change | |||
% of Gross Profit | |||
Depreciation & Amortization | $15.35M | $14.81M | $13.65M |
YoY Change | 12.48% | -7.33% | -14.71% |
% of Gross Profit | 6.95% | 5.78% | 6.04% |
Operating Expenses | $204.2M | $180.8M | $157.0M |
YoY Change | 30.06% | -19.81% | -31.16% |
Operating Profit | $16.27M | $75.58M | $60.74M |
YoY Change | -73.22% | 52.82% | 125.38% |
Interest Expense | $6.776M | $6.531M | $6.135M |
YoY Change | 10.45% | -19.4% | -28.82% |
% of Operating Profit | 41.65% | 8.64% | 10.1% |
Other Income/Expense, Net | $5.556M | -$12.56M | $3.142M |
YoY Change | 76.83% | 375.72% | 60.06% |
Pretax Income | $58.17M | $69.14M | $135.1M |
YoY Change | -56.94% | 26.03% | 253.18% |
Income Tax | $15.20M | $12.40M | $10.00M |
% Of Pretax Income | 26.13% | 17.94% | 7.4% |
Net Earnings | $43.15M | $56.69M | $125.1M |
YoY Change | -65.5% | -73.53% | 404.62% |
Net Earnings / Revenue | 5.84% | 8.23% | 18.53% |
Basic Earnings Per Share | $8.12 | $10.69 | $23.43 |
Diluted Earnings Per Share | $8.05 | $10.61 | $23.28 |
COMMON SHARES | |||
Basic Shares Outstanding | 5.285M shares | 5.270M shares | 5.302M shares |
Diluted Shares Outstanding | 5.329M shares | 5.337M shares |
Balance Sheet
Concept | 2019 Q3 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
SHORT-TERM ASSETS | |||
Cash & Short-Term Investments | $696.5M | $767.8M | $783.1M |
YoY Change | -11.06% | -18.94% | -14.38% |
Cash & Equivalents | $142.3M | $253.3M | $265.2M |
Short-Term Investments | $554.2M | $514.6M | $517.9M |
Other Short-Term Assets | $87.86M | $82.72M | $77.86M |
YoY Change | 12.84% | 24.86% | 18.98% |
Inventory | $113.2M | $69.50M | $73.70M |
Prepaid Expenses | $71.20M | ||
Receivables | $582.9M | $538.0M | $544.5M |
Other Receivables | $38.70M | $63.40M | $45.10M |
Total Short-Term Assets | $1.534B | $1.532B | $1.536B |
YoY Change | -0.1% | -11.72% | -5.07% |
LONG-TERM ASSETS | |||
Property, Plant & Equipment | $370.9M | $293.1M | $271.6M |
YoY Change | 36.57% | 13.0% | 4.52% |
Goodwill | $1.345B | $1.298B | $1.310B |
YoY Change | 2.7% | -0.15% | 0.84% |
Intangibles | |||
YoY Change | |||
Long-Term Investments | $164.0M | $143.8M | $142.8M |
YoY Change | 14.85% | 11.82% | 16.86% |
Other Assets | $129.5M | $117.8M | $117.1M |
YoY Change | 10.5% | 15.47% | 26.12% |
Total Long-Term Assets | $3.953B | $3.232B | $3.338B |
YoY Change | 18.44% | 0.93% | 11.19% |
TOTAL ASSETS | |||
Total Short-Term Assets | $1.534B | $1.532B | $1.536B |
Total Long-Term Assets | $3.953B | $3.232B | $3.338B |
Total Assets | $5.488B | $4.764B | $4.874B |
YoY Change | 12.6% | -3.52% | 5.49% |
SHORT-TERM LIABILITIES | |||
YoY Change | |||
Accounts Payable | $477.5M | $486.6M | $448.2M |
YoY Change | 6.54% | -7.54% | 0.47% |
Accrued Expenses | $78.10M | ||
YoY Change | |||
Deferred Revenue | |||
YoY Change | |||
Short-Term Debt | $0.00 | $0.00 | $0.00 |
YoY Change | |||
Long-Term Debt Due | $81.70M | $6.400M | $6.600M |
YoY Change | 1137.88% | -4.48% | -1.49% |
Total Short-Term Liabilities | $989.0M | $812.2M | $804.2M |
YoY Change | 22.97% | -7.56% | -1.1% |
LONG-TERM LIABILITIES | |||
Long-Term Debt | $420.5M | $470.8M | $473.1M |
YoY Change | -11.1% | -3.24% | -2.71% |
Other Long-Term Liabilities | $27.40M | $57.90M | $59.26M |
YoY Change | -53.77% | -12.24% | -12.32% |
Total Long-Term Liabilities | $447.9M | $528.7M | $532.3M |
YoY Change | -15.85% | -4.32% | -3.88% |
TOTAL LIABILITIES | |||
Total Short-Term Liabilities | $989.0M | $812.2M | $804.2M |
Total Long-Term Liabilities | $447.9M | $528.7M | $532.3M |
Total Liabilities | $2.425B | $1.843B | $1.894B |
YoY Change | 28.05% | -8.68% | -7.87% |
SHAREHOLDERS EQUITY | |||
Retained Earnings | $6.389B | $6.236B | $6.180B |
YoY Change | 3.38% | 7.67% | 9.41% |
Common Stock | $20.00M | $20.00M | $20.00M |
YoY Change | 0.0% | 0.0% | 0.0% |
Preferred Stock | |||
YoY Change | |||
Treasury Stock (at cost) | $3.918B | $3.922B | $3.914B |
YoY Change | 0.11% | 3.13% | 3.34% |
Treasury Stock Shares | |||
Shareholders Equity | $3.052B | $2.917B | $2.975B |
YoY Change | |||
Total Liabilities & Shareholders Equity | $5.488B | $4.764B | $4.874B |
YoY Change | 12.6% | -3.52% | 5.49% |
Cashflow Statement
Concept | 2019 Q3 | 2018 Q4 | 2018 Q3 |
---|---|---|---|
OPERATING ACTIVITIES | |||
Net Income | $43.15M | $56.69M | $125.1M |
YoY Change | -65.5% | -73.53% | 404.62% |
Depreciation, Depletion And Amortization | $15.35M | $14.81M | $13.65M |
YoY Change | 12.48% | -7.33% | -14.71% |
Cash From Operating Activities | $89.00M | $95.10M | $121.4M |
YoY Change | -26.69% | 101.48% | 35.95% |
INVESTING ACTIVITIES | |||
Capital Expenditures | -$23.00M | -$39.30M | -$18.40M |
YoY Change | 25.0% | 138.18% | 31.43% |
Acquisitions | |||
YoY Change | |||
Other Investing Activities | -$78.50M | -$40.40M | -$88.80M |
YoY Change | -11.6% | 167.55% | 44.63% |
Cash From Investing Activities | -$101.6M | -$79.70M | -$107.2M |
YoY Change | -5.22% | 153.02% | 42.18% |
FINANCING ACTIVITIES | |||
Cash Dividend Paid | |||
YoY Change | |||
Common Stock Issuance & Retirement, Net | |||
YoY Change | |||
Debt Paid & Issued, Net | |||
YoY Change | |||
Cash From Financing Activities | -14.70M | -25.20M | -40.30M |
YoY Change | -63.52% | -1.18% | -27.39% |
NET CHANGE | |||
Cash From Operating Activities | 89.00M | 95.10M | 121.4M |
Cash From Investing Activities | -101.6M | -79.70M | -107.2M |
Cash From Financing Activities | -14.70M | -25.20M | -40.30M |
Net Change In Cash | -27.30M | -9.800M | -26.10M |
YoY Change | 4.6% | 0.0% | -37.26% |
FREE CASH FLOW | |||
Cash From Operating Activities | $89.00M | $95.10M | $121.4M |
Capital Expenditures | -$23.00M | -$39.30M | -$18.40M |
Free Cash Flow | $112.0M | $134.4M | $139.8M |
YoY Change | -19.89% | 110.99% | 35.33% |
Facts In Submission
Frame | Concept Type | Concept / XBRL Key | Value | Unit |
---|---|---|---|---|
CY2018Q3 | ghc |
Dividends Paid Common Stock And Sharebased Compensation Cash
DividendsPaidCommonStockAndSharebasedCompensationCash
|
7048000 | USD |
dei |
Amendment Flag
AmendmentFlag
|
false | ||
dei |
Current Fiscal Year End Date
CurrentFiscalYearEndDate
|
--12-31 | ||
dei |
Document Fiscal Period Focus
DocumentFiscalPeriodFocus
|
Q3 | ||
dei |
Document Fiscal Year Focus
DocumentFiscalYearFocus
|
2019 | ||
dei |
Entity Central Index Key
EntityCentralIndexKey
|
0000104889 | ||
CY2018Q4 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
14775000 | USD |
CY2019Q3 | us-gaap |
Allowance For Doubtful Accounts Receivable
AllowanceForDoubtfulAccountsReceivable
|
13060000 | USD |
CY2018Q3 | us-gaap |
Debt Instrument Interest Rate During Period
DebtInstrumentInterestRateDuringPeriod
|
0.051 | |
dei |
Document Type
DocumentType
|
10-Q | ||
dei |
Document Quarterly Report
DocumentQuarterlyReport
|
true | ||
dei |
Document Period End Date
DocumentPeriodEndDate
|
2019-09-30 | ||
dei |
Document Transition Report
DocumentTransitionReport
|
false | ||
dei |
Entity File Number
EntityFileNumber
|
001-06714 | ||
dei |
Entity Registrant Name
EntityRegistrantName
|
GRAHAM HOLDINGS CO | ||
dei |
Entity Incorporation State Country Code
EntityIncorporationStateCountryCode
|
DE | ||
dei |
Entity Tax Identification Number
EntityTaxIdentificationNumber
|
53-0182885 | ||
dei |
Entity Address Address Line1
EntityAddressAddressLine1
|
1300 North 17th Street | ||
dei |
Entity Address City Or Town
EntityAddressCityOrTown
|
Arlington | ||
dei |
Entity Address State Or Province
EntityAddressStateOrProvince
|
VA | ||
dei |
Entity Address Postal Zip Code
EntityAddressPostalZipCode
|
22209 | ||
dei |
City Area Code
CityAreaCode
|
703 | ||
dei |
Local Phone Number
LocalPhoneNumber
|
345-6300 | ||
dei |
Security12b Title
Security12bTitle
|
Class B Common Stock, par value $1.00 per share | ||
dei |
Trading Symbol
TradingSymbol
|
GHC | ||
dei |
Security Exchange Name
SecurityExchangeName
|
NYSE | ||
dei |
Entity Current Reporting Status
EntityCurrentReportingStatus
|
Yes | ||
dei |
Entity Interactive Data Current
EntityInteractiveDataCurrent
|
Yes | ||
dei |
Entity Filer Category
EntityFilerCategory
|
Large Accelerated Filer | ||
dei |
Entity Small Business
EntitySmallBusiness
|
false | ||
dei |
Entity Emerging Growth Company
EntityEmergingGrowthCompany
|
false | ||
dei |
Entity Shell Company
EntityShellCompany
|
false | ||
CY2019Q3 | us-gaap |
Revenues
Revenues
|
738820000 | USD |
CY2018Q3 | us-gaap |
Revenues
Revenues
|
674766000 | USD |
us-gaap |
Revenues
Revenues
|
2168621000 | USD | |
us-gaap |
Revenues
Revenues
|
2006879000 | USD | |
CY2019Q3 | ghc |
Operating Expense
OperatingExpense
|
517935000 | USD |
CY2018Q3 | ghc |
Operating Expense
OperatingExpense
|
448920000 | USD |
ghc |
Operating Expense
OperatingExpense
|
1498928000 | USD | |
ghc |
Operating Expense
OperatingExpense
|
1254726000 | USD | |
CY2019Q3 | ghc |
Selling Generaland Administrative Expenses
SellingGeneralandAdministrativeExpenses
|
175322000 | USD |
CY2018Q3 | ghc |
Selling Generaland Administrative Expenses
SellingGeneralandAdministrativeExpenses
|
131081000 | USD |
ghc |
Selling Generaland Administrative Expenses
SellingGeneralandAdministrativeExpenses
|
472124000 | USD | |
ghc |
Selling Generaland Administrative Expenses
SellingGeneralandAdministrativeExpenses
|
497504000 | USD | |
CY2019Q3 | us-gaap |
Depreciation
Depreciation
|
15351000 | USD |
CY2018Q3 | us-gaap |
Depreciation
Depreciation
|
13648000 | USD |
us-gaap |
Depreciation
Depreciation
|
42758000 | USD | |
us-gaap |
Depreciation
Depreciation
|
41909000 | USD | |
CY2019Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
13572000 | USD |
CY2018Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
12269000 | USD |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
39512000 | USD | |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
34052000 | USD | |
CY2019Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
372000 | USD |
CY2018Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
8109000 | USD |
us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
1065000 | USD | |
us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
8109000 | USD | |
CY2019Q3 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
722552000 | USD |
CY2018Q3 | us-gaap |
Costs And Expenses
CostsAndExpenses
|
614027000 | USD |
us-gaap |
Costs And Expenses
CostsAndExpenses
|
2054387000 | USD | |
us-gaap |
Costs And Expenses
CostsAndExpenses
|
1836300000 | USD | |
CY2019Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
16268000 | USD |
CY2018Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
60739000 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
114234000 | USD | |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
170579000 | USD | |
CY2019Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
4683000 | USD |
CY2018Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
9537000 | USD |
us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
7829000 | USD | |
us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
13047000 | USD | |
CY2019Q3 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
1474000 | USD |
CY2018Q3 | us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
611000 | USD |
us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
4753000 | USD | |
us-gaap |
Investment Income Interest
InvestmentIncomeInterest
|
3884000 | USD | |
CY2019Q3 | us-gaap |
Interest Expense
InterestExpense
|
6776000 | USD |
CY2018Q3 | us-gaap |
Interest Expense
InterestExpense
|
6135000 | USD |
us-gaap |
Interest Expense
InterestExpense
|
22587000 | USD | |
us-gaap |
Interest Expense
InterestExpense
|
31371000 | USD | |
CY2019Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
CY2018Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-11378000 | USD | |
CY2019Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-19556000 | USD |
CY2018Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-22214000 | USD |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-51737000 | USD | |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-66641000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
17404000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
44962000 | USD |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
49261000 | USD | |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
28306000 | USD | |
CY2019Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
5556000 | USD |
CY2018Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
3142000 | USD |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
36135000 | USD | |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
14662000 | USD | |
CY2019Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
58165000 | USD |
CY2018Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
135070000 | USD |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
241362000 | USD | |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
254370000 | USD | |
CY2019Q3 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
15200000 | USD |
CY2018Q3 | us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
10000000 | USD |
us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
59500000 | USD | |
us-gaap |
Income Tax Expense Benefit
IncomeTaxExpenseBenefit
|
39700000 | USD | |
CY2019Q3 | us-gaap |
Profit Loss
ProfitLoss
|
42965000 | USD |
CY2018Q3 | us-gaap |
Profit Loss
ProfitLoss
|
125070000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
181862000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
214670000 | USD | |
CY2019Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-180000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
6000 | USD |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
-112000 | USD | |
us-gaap |
Net Income Loss Attributable To Noncontrolling Interest
NetIncomeLossAttributableToNoncontrollingInterest
|
149000 | USD | |
CY2019Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
43145000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
125064000 | USD |
us-gaap |
Net Income Loss
NetIncomeLoss
|
181974000 | USD | |
us-gaap |
Net Income Loss
NetIncomeLoss
|
214521000 | USD | |
CY2019Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
8.12 | |
CY2018Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
23.43 | |
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
34.24 | ||
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
39.81 | ||
CY2019Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5285000 | shares |
CY2018Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5302000 | shares |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5285000 | shares | |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5354000 | shares | |
CY2019Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
8.05 | |
CY2018Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
23.28 | |
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
33.96 | ||
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
39.54 | ||
CY2019Q3 | ghc |
Weighted Average Number Of Potentially Dilutive Shares Outstanding
WeightedAverageNumberOfPotentiallyDilutiveSharesOutstanding
|
5329000 | shares |
CY2018Q3 | ghc |
Weighted Average Number Of Potentially Dilutive Shares Outstanding
WeightedAverageNumberOfPotentiallyDilutiveSharesOutstanding
|
5337000 | shares |
ghc |
Weighted Average Number Of Potentially Dilutive Shares Outstanding
WeightedAverageNumberOfPotentiallyDilutiveSharesOutstanding
|
5328000 | shares | |
ghc |
Weighted Average Number Of Potentially Dilutive Shares Outstanding
WeightedAverageNumberOfPotentiallyDilutiveSharesOutstanding
|
5390000 | shares | |
CY2019Q3 | us-gaap |
Profit Loss
ProfitLoss
|
42965000 | USD |
CY2018Q3 | us-gaap |
Profit Loss
ProfitLoss
|
125070000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
181862000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
214670000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax
|
-16684000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax
|
-2844000 | USD |
us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax
|
-17755000 | USD | |
us-gaap |
Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax
OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax
|
-22447000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
|
-932000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
|
69000 | USD |
us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
|
-3210000 | USD | |
us-gaap |
Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax
OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax
|
215000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
511000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
3295000 | USD |
us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
1534000 | USD | |
us-gaap |
Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax
OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
|
7956000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
1443000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
3226000 | USD |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
4744000 | USD | |
us-gaap |
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax
OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax
|
7741000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
-477000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
-6000 | USD |
us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
-904000 | USD | |
us-gaap |
Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax
OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax
|
601000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-18604000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-6076000 | USD |
us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-23403000 | USD | |
us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-29587000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-518000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-874000 | USD |
us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-1512000 | USD | |
us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-1976000 | USD | |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-18086000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-5202000 | USD |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-21891000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-27611000 | USD | |
CY2019Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
24879000 | USD |
CY2018Q3 | us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
119868000 | USD |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
159971000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
|
187059000 | USD | |
CY2019Q3 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
-180000 | USD |
CY2018Q3 | us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
6000 | USD |
us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
-112000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest
ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
|
149000 | USD | |
CY2019Q3 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
25059000 | USD |
CY2018Q3 | us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
119862000 | USD |
us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
160083000 | USD | |
us-gaap |
Comprehensive Income Net Of Tax
ComprehensiveIncomeNetOfTax
|
186910000 | USD | |
CY2019Q3 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
142264000 | USD |
CY2018Q4 | us-gaap |
Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
|
253256000 | USD |
CY2019Q3 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
15143000 | USD |
CY2018Q4 | us-gaap |
Restricted Cash And Cash Equivalents
RestrictedCashAndCashEquivalents
|
10859000 | USD |
CY2019Q3 | ghc |
Investments In Marketable Equity Securities And Other Investments
InvestmentsInMarketableEquitySecuritiesAndOtherInvestments
|
554211000 | USD |
CY2018Q4 | ghc |
Investments In Marketable Equity Securities And Other Investments
InvestmentsInMarketableEquitySecuritiesAndOtherInvestments
|
514581000 | USD |
CY2019Q3 | us-gaap |
Accounts And Other Receivables Net Current
AccountsAndOtherReceivablesNetCurrent
|
612141000 | USD |
CY2018Q4 | us-gaap |
Accounts And Other Receivables Net Current
AccountsAndOtherReceivablesNetCurrent
|
582280000 | USD |
CY2019Q3 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
9440000 | USD |
CY2018Q4 | us-gaap |
Income Taxes Receivable
IncomeTaxesReceivable
|
19166000 | USD |
CY2019Q3 | us-gaap |
Inventory Net Of Allowances Customer Advances And Progress Billings
InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings
|
113196000 | USD |
CY2018Q4 | us-gaap |
Inventory Net Of Allowances Customer Advances And Progress Billings
InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings
|
69477000 | USD |
CY2019Q3 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
87863000 | USD |
CY2018Q4 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
82723000 | USD |
CY2019Q3 | us-gaap |
Assets Current
AssetsCurrent
|
1534258000 | USD |
CY2018Q4 | us-gaap |
Assets Current
AssetsCurrent
|
1532342000 | USD |
CY2019Q3 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
370882000 | USD |
CY2018Q4 | us-gaap |
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
|
293085000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
503830000 | USD |
CY2018Q4 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
0 | USD |
CY2019Q3 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
163986000 | USD |
CY2018Q4 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
143813000 | USD |
CY2019Q3 | us-gaap |
Goodwill
Goodwill
|
1345393000 | USD |
CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
1297712000 | USD |
CY2019Q3 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
144477000 | USD |
CY2018Q4 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
99052000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
245393000 | USD |
CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
263261000 | USD |
CY2019Q3 | us-gaap |
Defined Benefit Plan Assets For Plan Benefits Noncurrent
DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
|
1038676000 | USD |
CY2018Q4 | us-gaap |
Defined Benefit Plan Assets For Plan Benefits Noncurrent
DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
|
1003558000 | USD |
CY2019Q3 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
11400000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Assets Liabilities Net
DeferredTaxAssetsLiabilitiesNet
|
13388000 | USD |
CY2019Q3 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
129451000 | USD |
CY2018Q4 | us-gaap |
Other Assets Noncurrent
OtherAssetsNoncurrent
|
117830000 | USD |
CY2019Q3 | us-gaap |
Assets
Assets
|
5487746000 | USD |
CY2018Q4 | us-gaap |
Assets
Assets
|
4764041000 | USD |
CY2019Q3 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
477522000 | USD |
CY2018Q4 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
486578000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
462868000 | USD |
CY2018Q4 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
322421000 | USD |
CY2019Q3 | us-gaap |
Deferred Revenue Current
DeferredRevenueCurrent
|
337573000 | USD |
CY2018Q4 | us-gaap |
Deferred Revenue Current
DeferredRevenueCurrent
|
308728000 | USD |
CY2019Q3 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
6668000 | USD |
CY2018Q4 | us-gaap |
Accrued Income Taxes Current
AccruedIncomeTaxesCurrent
|
10496000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
78114000 | USD |
CY2018Q4 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
0 | USD |
CY2019Q3 | us-gaap |
Debt Current
DebtCurrent
|
81697000 | USD |
CY2018Q4 | us-gaap |
Debt Current
DebtCurrent
|
6360000 | USD |
CY2019Q3 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
7387000 | USD |
CY2018Q4 | us-gaap |
Dividends Payable Current
DividendsPayableCurrent
|
0 | USD |
CY2019Q3 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
988961000 | USD |
CY2018Q4 | us-gaap |
Liabilities Current
LiabilitiesCurrent
|
812162000 | USD |
CY2019Q3 | us-gaap |
Deferred Compensation Liability Classified Noncurrent
DeferredCompensationLiabilityClassifiedNoncurrent
|
177116000 | USD |
CY2018Q4 | us-gaap |
Deferred Compensation Liability Classified Noncurrent
DeferredCompensationLiabilityClassifiedNoncurrent
|
179652000 | USD |
CY2019Q3 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
27398000 | USD |
CY2018Q4 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
57901000 | USD |
CY2019Q3 | us-gaap |
Deferred Tax Liabilities
DeferredTaxLiabilities
|
348054000 | USD |
CY2018Q4 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
0 | USD |
CY2019Q3 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
420535000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
470777000 | USD |
CY2019Q3 | us-gaap |
Liabilities
Liabilities
|
2424932000 | USD |
CY2018Q4 | us-gaap |
Liabilities
Liabilities
|
1842913000 | USD |
CY2019Q3 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
3903000 | USD |
CY2018Q4 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4346000 | USD |
CY2019Q3 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2018Q4 | us-gaap |
Preferred Stock Value
PreferredStockValue
|
0 | USD |
CY2019Q3 | us-gaap |
Common Stock Value
CommonStockValue
|
20000000 | USD |
CY2018Q4 | us-gaap |
Common Stock Value
CommonStockValue
|
20000000 | USD |
CY2019Q3 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
379923000 | USD |
CY2018Q4 | us-gaap |
Additional Paid In Capital
AdditionalPaidInCapital
|
378837000 | USD |
CY2019Q3 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
6388546000 | USD |
CY2018Q4 | us-gaap |
Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
|
6236125000 | USD |
CY2019Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
|
-47025000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax
AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax
|
-29270000 | USD |
CY2019Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
|
-229373000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax
AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
|
-232836000 | USD |
CY2019Q3 | us-gaap |
Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax
|
-410000 | USD |
CY2018Q4 | us-gaap |
Accumulated Other Comprehensive Income Loss Cumulative Changes In Net Gain Loss From Cash Flow Hedges Effect Net Of Tax
AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax
|
263000 | USD |
CY2019Q3 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
3918397000 | USD |
CY2018Q4 | us-gaap |
Treasury Stock Value
TreasuryStockValue
|
3922009000 | USD |
CY2019Q3 | us-gaap |
Stockholders Equity
StockholdersEquity
|
3052010000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity
StockholdersEquity
|
2916782000 | USD |
CY2019Q3 | us-gaap |
Minority Interest
MinorityInterest
|
6901000 | USD |
CY2018Q4 | us-gaap |
Minority Interest
MinorityInterest
|
0 | USD |
CY2019Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
3058911000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2916782000 | USD |
CY2019Q3 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
5487746000 | USD |
CY2018Q4 | us-gaap |
Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
|
4764041000 | USD |
us-gaap |
Profit Loss
ProfitLoss
|
181862000 | USD | |
us-gaap |
Profit Loss
ProfitLoss
|
214670000 | USD | |
ghc |
Depreciation Depletion Amortization And Impairment
DepreciationDepletionAmortizationAndImpairment
|
83335000 | USD | |
ghc |
Depreciation Depletion Amortization And Impairment
DepreciationDepletionAmortizationAndImpairment
|
84070000 | USD | |
ghc |
Operating Lease Right Of Use Asset Amortization
OperatingLeaseRightOfUseAssetAmortization
|
61797000 | USD | |
ghc |
Operating Lease Right Of Use Asset Amortization
OperatingLeaseRightOfUseAssetAmortization
|
0 | USD | |
ghc |
Net Periodic Benefit For Defined Benefit Pension Plans Excluding Curtailment
NetPeriodicBenefitForDefinedBenefitPensionPlansExcludingCurtailment
|
-33061000 | USD | |
ghc |
Net Periodic Benefit For Defined Benefit Pension Plans Excluding Curtailment
NetPeriodicBenefitForDefinedBenefitPensionPlansExcludingCurtailment
|
-55458000 | USD | |
us-gaap |
Unrealized Gain Loss On Investments
UnrealizedGainLossOnInvestments
|
54341000 | USD | |
us-gaap |
Unrealized Gain Loss On Investments
UnrealizedGainLossOnInvestments
|
36793000 | USD | |
us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
28871000 | USD | |
us-gaap |
Gain Loss On Disposition Of Assets1
GainLossOnDispositionOfAssets1
|
13379000 | USD | |
ghc |
Provision For Doubtful Trade And Other Receivables
ProvisionForDoubtfulTradeAndOtherReceivables
|
21532000 | USD | |
ghc |
Provision For Doubtful Trade And Other Receivables
ProvisionForDoubtfulTradeAndOtherReceivables
|
7858000 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt Before Write Off Of Deferred Debt Issuance Cost
GainsLossesOnExtinguishmentOfDebtBeforeWriteOffOfDeferredDebtIssuanceCost
|
0 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt Before Write Off Of Deferred Debt Issuance Cost
GainsLossesOnExtinguishmentOfDebtBeforeWriteOffOfDeferredDebtIssuanceCost
|
-10563000 | USD | |
us-gaap |
Share Based Compensation
ShareBasedCompensation
|
4752000 | USD | |
us-gaap |
Share Based Compensation
ShareBasedCompensation
|
5172000 | USD | |
us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
1284000 | USD | |
us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-2205000 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
0 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
2500000 | USD | |
us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
3882000 | USD | |
us-gaap |
Income Loss From Equity Method Investments Net Of Dividends Or Distributions
IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions
|
10294000 | USD | |
us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
26310000 | USD | |
us-gaap |
Deferred Income Tax Expense Benefit
DeferredIncomeTaxExpenseBenefit
|
-10867000 | USD | |
us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
47308000 | USD | |
us-gaap |
Increase Decrease In Accounts Receivable
IncreaseDecreaseInAccountsReceivable
|
-47342000 | USD | |
us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
11969000 | USD | |
us-gaap |
Increase Decrease In Inventories
IncreaseDecreaseInInventories
|
10913000 | USD | |
us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-60708000 | USD | |
us-gaap |
Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
|
-95100000 | USD | |
us-gaap |
Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
|
24920000 | USD | |
us-gaap |
Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
|
38148000 | USD | |
us-gaap |
Increase Decrease In Income Taxes
IncreaseDecreaseInIncomeTaxes
|
5526000 | USD | |
us-gaap |
Increase Decrease In Income Taxes
IncreaseDecreaseInIncomeTaxes
|
23073000 | USD | |
us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
96913000 | USD | |
us-gaap |
Increase Decrease In Other Operating Capital Net
IncreaseDecreaseInOtherOperatingCapitalNet
|
12844000 | USD | |
us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
587000 | USD | |
us-gaap |
Other Operating Activities Cash Flow Statement
OtherOperatingActivitiesCashFlowStatement
|
1905000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
72284000 | USD | |
us-gaap |
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
|
191858000 | USD | |
us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
162060000 | USD | |
us-gaap |
Payments To Acquire Businesses Net Of Cash Acquired
PaymentsToAcquireBusinessesNetOfCashAcquired
|
111451000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
75712000 | USD | |
us-gaap |
Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
|
58850000 | USD | |
ghc |
Net Proceeds From Sale Of Businesses Property Plant And Equipment And Other Assets
NetProceedsFromSaleOfBusinessesPropertyPlantAndEquipmentAndOtherAssets
|
53785000 | USD | |
ghc |
Net Proceeds From Sale Of Businesses Property Plant And Equipment And Other Assets
NetProceedsFromSaleOfBusinessesPropertyPlantAndEquipmentAndOtherAssets
|
-13483000 | USD | |
ghc |
Payments To Acquire Equity Method Cost Method Investments And Other Investments
PaymentsToAcquireEquityMethodCostMethodInvestmentsAndOtherInvestments
|
25836000 | USD | |
ghc |
Payments To Acquire Equity Method Cost Method Investments And Other Investments
PaymentsToAcquireEquityMethodCostMethodInvestmentsAndOtherInvestments
|
10679000 | USD | |
us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
17586000 | USD | |
us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
66741000 | USD | |
us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
7499000 | USD | |
us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
0 | USD | |
ghc |
Advance Related To Kaplan University Transaction And Loan To Affiliate
AdvanceRelatedToKaplanUniversityTransactionAndLoanToAffiliate
|
3500000 | USD | |
ghc |
Advance Related To Kaplan University Transaction And Loan To Affiliate
AdvanceRelatedToKaplanUniversityTransactionAndLoanToAffiliate
|
28061000 | USD | |
us-gaap |
Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital
ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital
|
786000 | USD | |
us-gaap |
Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital
ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital
|
4521000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-202450000 | USD | |
us-gaap |
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
|
-151262000 | USD | |
us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
0 | USD | |
us-gaap |
Payments For Repurchase Of Common Stock
PaymentsForRepurchaseOfCommonStock
|
110848000 | USD | |
us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
30000000 | USD | |
us-gaap |
Proceeds From Issuance Of Long Term Debt
ProceedsFromIssuanceOfLongTermDebt
|
400000000 | USD | |
us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
5000000 | USD | |
us-gaap |
Proceeds From Repayments Of Lines Of Credit
ProceedsFromRepaymentsOfLinesOfCredit
|
0 | USD | |
ghc |
Proceeds From Payments Of Vehicle Floor Plan Payable Net
ProceedsFromPaymentsOfVehicleFloorPlanPayableNet
|
15106000 | USD | |
ghc |
Proceeds From Payments Of Vehicle Floor Plan Payable Net
ProceedsFromPaymentsOfVehicleFloorPlanPayableNet
|
0 | USD | |
us-gaap |
Payments Of Ordinary Dividends
PaymentsOfOrdinaryDividends
|
22167000 | USD | |
us-gaap |
Payments Of Ordinary Dividends
PaymentsOfOrdinaryDividends
|
21564000 | USD | |
us-gaap |
Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
|
6536000 | USD | |
us-gaap |
Proceeds From Minority Shareholders
ProceedsFromMinorityShareholders
|
0 | USD | |
us-gaap |
Payments For Repurchase Of Redeemable Noncontrolling Interest
PaymentsForRepurchaseOfRedeemableNoncontrollingInterest
|
550000 | USD | |
us-gaap |
Payments For Repurchase Of Redeemable Noncontrolling Interest
PaymentsForRepurchaseOfRedeemableNoncontrollingInterest
|
16500000 | USD | |
ghc |
Repayments Of Long Term Debt And Debt Extinguishment Costs
RepaymentsOfLongTermDebtAndDebtExtinguishmentCosts
|
7901000 | USD | |
ghc |
Repayments Of Long Term Debt And Debt Extinguishment Costs
RepaymentsOfLongTermDebtAndDebtExtinguishmentCosts
|
417112000 | USD | |
us-gaap |
Payments Of Financing Costs
PaymentsOfFinancingCosts
|
33000 | USD | |
us-gaap |
Payments Of Financing Costs
PaymentsOfFinancingCosts
|
6490000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
-356000 | USD | |
us-gaap |
Proceeds From Payments For Other Financing Activities
ProceedsFromPaymentsForOtherFinancingActivities
|
5303000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
25635000 | USD | |
us-gaap |
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
|
-167211000 | USD | |
us-gaap |
Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
-2177000 | USD | |
us-gaap |
Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
-4216000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-106708000 | USD | |
us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
|
-130831000 | USD | |
CY2018Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
264115000 | USD |
CY2017Q4 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
407566000 | USD |
CY2019Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
157407000 | USD |
CY2018Q3 | us-gaap |
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
|
276735000 | USD |
CY2018Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2916782000 | USD |
CY2018Q4 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4346000 | USD |
CY2019Q1 | us-gaap |
Profit Loss
ProfitLoss
|
81702000 | USD |
CY2019Q1 | us-gaap |
Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
|
6000000 | USD |
CY2019Q1 | us-gaap |
Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Nonredeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsNonredeemable
|
0 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-18086000 | USD |
CY2019Q1 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
16000 | USD |
CY2019Q1 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
16000 | USD |
CY2019Q1 | us-gaap |
Minority Interest Change In Redemption Value
MinorityInterestChangeInRedemptionValue
|
-54000 | USD |
CY2019Q1 | ghc |
Temporary Equity Changein Redemption Value
TemporaryEquityChangeinRedemptionValue
|
54000 | USD |
CY2019Q1 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
14779000 | USD |
CY2019Q1 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-28000 | USD |
CY2019Q1 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
1639000 | USD |
CY2019Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
8290000 | USD |
CY2019Q1 | ghc |
Equityeffectofredemptionofredeemablenoncontrollinginterest
Equityeffectofredemptionofredeemablenoncontrollinginterest
|
0 | USD |
CY2019Q1 | us-gaap |
Minority Interest Decrease From Redemptions
MinorityInterestDecreaseFromRedemptions
|
550000 | USD |
CY2019Q1 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2999536000 | USD |
CY2019Q1 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
3866000 | USD |
CY2019Q2 | us-gaap |
Profit Loss
ProfitLoss
|
57195000 | USD |
CY2019Q2 | us-gaap |
Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Nonredeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsNonredeemable
|
0 | USD |
CY2019Q2 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
10000 | USD |
CY2019Q2 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
10000 | USD |
CY2019Q2 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
7388000 | USD |
CY2019Q2 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
1616000 | USD |
CY2019Q2 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-12095000 | USD |
CY2019Q2 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
3038854000 | USD |
CY2019Q2 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
3876000 | USD |
CY2019Q3 | us-gaap |
Profit Loss
ProfitLoss
|
42965000 | USD |
CY2019Q3 | us-gaap |
Noncontrolling Interest Increase From Subsidiary Equity Issuance
NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
|
536000 | USD |
CY2019Q3 | us-gaap |
Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Nonredeemable
NoncontrollingInterestInNetIncomeLossOtherNoncontrollingInterestsNonredeemable
|
0 | USD |
CY2019Q3 | us-gaap |
Noncontrolling Interest Increase From Business Combination
NoncontrollingInterestIncreaseFromBusinessCombination
|
530000 | USD |
CY2019Q3 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
27000 | USD |
CY2019Q3 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
27000 | USD |
CY2019Q3 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
7386000 | USD |
CY2019Q3 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-144000 | USD |
CY2019Q3 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
1669000 | USD |
CY2019Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
3058911000 | USD |
CY2019Q3 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
3903000 | USD |
CY2017Q4 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2915145000 | USD |
CY2017Q4 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4607000 | USD |
CY2018Q1 | us-gaap |
Profit Loss
ProfitLoss
|
42965000 | USD |
CY2018Q1 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
73000 | USD |
CY2018Q1 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
73000 | USD |
CY2018Q1 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
14638000 | USD |
CY2018Q1 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
79001000 | USD |
CY2018Q1 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-70000 | USD |
CY2018Q1 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
2325000 | USD |
CY2018Q1 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
10812000 | USD |
CY2018Q1 | us-gaap |
Cumulative Effect Of New Accounting Principle In Period Of Adoption
CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
|
6923000 | USD |
CY2018Q1 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2884388000 | USD |
CY2018Q1 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4680000 | USD |
CY2018Q2 | us-gaap |
Profit Loss
ProfitLoss
|
46635000 | USD |
CY2018Q2 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
70000 | USD |
CY2018Q2 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
70000 | USD |
CY2018Q2 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
6949000 | USD |
CY2018Q2 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
15091000 | USD |
CY2018Q2 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-990000 | USD |
CY2018Q2 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
2162000 | USD |
CY2018Q2 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-33221000 | USD |
CY2018Q2 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2876864000 | USD |
CY2018Q2 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4750000 | USD |
CY2018Q3 | us-gaap |
Profit Loss
ProfitLoss
|
125070000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss Attributable To Redeemable Noncontrolling Interest
NetIncomeLossAttributableToRedeemableNoncontrollingInterest
|
6000 | USD |
CY2018Q3 | us-gaap |
Temporary Equity Net Income
TemporaryEquityNetIncome
|
6000 | USD |
CY2018Q3 | us-gaap |
Dividends Common Stock
DividendsCommonStock
|
7048000 | USD |
CY2018Q3 | us-gaap |
Treasury Stock Value Acquired Cost Method
TreasuryStockValueAcquiredCostMethod
|
16757000 | USD |
CY2018Q3 | us-gaap |
Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures
StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
|
-27000 | USD |
CY2018Q3 | us-gaap |
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
|
1937000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-5202000 | USD |
CY2018Q3 | us-gaap |
Stockholders Equity Other
StockholdersEquityOther
|
0 | USD |
CY2018Q3 | us-gaap |
Temporary Equity Other Changes
TemporaryEquityOtherChanges
|
-50000 | USD |
CY2018Q3 | us-gaap |
Stockholders Equity Including Portion Attributable To Noncontrolling Interest
StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
|
2974831000 | USD |
CY2018Q3 | us-gaap |
Redeemable Noncontrolling Interest Equity Carrying Amount
RedeemableNoncontrollingInterestEquityCarryingAmount
|
4706000 | USD |
us-gaap |
Use Of Estimates
UseOfEstimates
|
<div style="line-height:110%;padding-bottom:12px;font-size:10pt;"><span style="font-family:Arial;font-size:10pt;font-weight:bold;">Use of Estimates in the Preparation of the Condensed Consolidated Financial Statements</span><span style="font-family:Arial;font-size:10pt;"> – The preparation of the condensed consolidated financial statements in conformity with GAAP requires management to make estimates and judgments that affect the amounts reported herein. Management bases its estimates and assumptions on historical experience and on various other factors that are believed to be reasonable under the circumstances. Due to the inherent uncertainty involved in making estimates, actual results reported in future periods may be affected by changes in those estimates.</span></div> | ||
CY2019Q1 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
331520000 | USD |
CY2019Q1 | us-gaap |
Other Assets Current
OtherAssetsCurrent
|
77128000 | USD |
CY2019Q1 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
369333000 | USD |
CY2019Q1 | us-gaap |
Accounts Payable And Accrued Liabilities Current
AccountsPayableAndAccruedLiabilitiesCurrent
|
472549000 | USD |
CY2019Q1 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
86747000 | USD |
CY2019Q1 | us-gaap |
Other Liabilities Noncurrent
OtherLiabilitiesNoncurrent
|
17401000 | USD |
us-gaap |
Number Of Businesses Acquired
NumberOfBusinessesAcquired
|
7 | business | |
us-gaap |
Business Combination Consideration Transferred1
BusinessCombinationConsiderationTransferred1
|
191600000 | USD | |
CY2019Q3 | ghc |
Vehicle Floor Plan Facility Payable
VehicleFloorPlanFacilityPayable
|
25800000 | USD |
CY2018 | us-gaap |
Number Of Businesses Acquired
NumberOfBusinessesAcquired
|
8 | business |
CY2018 | us-gaap |
Business Combination Consideration Transferred1
BusinessCombinationConsiderationTransferred1
|
121100000 | USD |
CY2019Q3 | us-gaap |
Business Acquisition Cost Of Acquired Entity Transaction Costs
BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
|
2300000 | USD |
CY2018Q3 | us-gaap |
Business Acquisition Cost Of Acquired Entity Transaction Costs
BusinessAcquisitionCostOfAcquiredEntityTransactionCosts
|
1200000 | USD |
CY2019Q3 | us-gaap |
Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount
BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
|
49000000.0 | USD |
CY2018Q4 | us-gaap |
Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount
BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
|
32300000 | USD |
CY2019Q3 | us-gaap |
Business Combination Pro Forma Information Revenue Of Acquiree Since Acquisition Date Actual
BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual
|
96200000 | USD |
CY2019Q3 | us-gaap |
Business Combination Pro Forma Information Earnings Or Loss Of Acquiree Since Acquisition Date Actual
BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual
|
-2000000.0 | USD |
us-gaap |
Business Combination Pro Forma Information Revenue Of Acquiree Since Acquisition Date Actual
BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual
|
199600000 | USD | |
us-gaap |
Business Combination Pro Forma Information Earnings Or Loss Of Acquiree Since Acquisition Date Actual
BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual
|
-500000 | USD | |
CY2019Q3 | us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
750076000 | USD |
CY2018Q3 | us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
787808000 | USD |
us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
2267502000 | USD | |
us-gaap |
Business Acquisitions Pro Forma Revenue
BusinessAcquisitionsProFormaRevenue
|
2349342000 | USD | |
CY2019Q3 | us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
43849000 | USD |
CY2018Q3 | us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
125761000 | USD |
us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
178551000 | USD | |
us-gaap |
Business Acquisitions Pro Forma Net Income Loss
BusinessAcquisitionsProFormaNetIncomeLoss
|
217589000 | USD | |
CY2019Q3 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
0 | USD |
CY2018Q4 | us-gaap |
Money Market Funds At Carrying Value
MoneyMarketFundsAtCarryingValue
|
75500000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Cost
EquitySecuritiesFvNiCost
|
282349000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Fv Ni Cost
EquitySecuritiesFvNiCost
|
282563000 | USD |
CY2019Q3 | ghc |
Equity Securities Fvni Accumulated Gross Unrealized Gain
EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain
|
253215000 | USD |
CY2018Q4 | ghc |
Equity Securities Fvni Accumulated Gross Unrealized Gain
EquitySecuritiesFVNIAccumulatedGrossUnrealizedGain
|
216111000 | USD |
CY2019Q3 | ghc |
Equity Securities Fvni Accumulated Gross Unrealized Loss
EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss
|
0 | USD |
CY2018Q4 | ghc |
Equity Securities Fvni Accumulated Gross Unrealized Loss
EquitySecuritiesFVNIAccumulatedGrossUnrealizedLoss
|
2284000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
535564000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
496390000 | USD |
us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
7500000 | USD | |
us-gaap |
Payments To Acquire Marketable Securities
PaymentsToAcquireMarketableSecurities
|
0 | USD | |
us-gaap |
Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments
MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments
|
9600000 | USD | |
us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
17600000 | USD | |
us-gaap |
Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments
MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments
|
37300000 | USD | |
us-gaap |
Proceeds From Sale And Maturity Of Marketable Securities
ProceedsFromSaleAndMaturityOfMarketableSecurities
|
66700000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
17404000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
44962000 | USD |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
49261000 | USD | |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
28306000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Realized Gain Loss
EquitySecuritiesFvNiRealizedGainLoss
|
-61000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Fv Ni Realized Gain Loss
EquitySecuritiesFvNiRealizedGainLoss
|
0 | USD |
us-gaap |
Equity Securities Fv Ni Realized Gain Loss
EquitySecuritiesFvNiRealizedGainLoss
|
2919000 | USD | |
us-gaap |
Equity Securities Fv Ni Realized Gain Loss
EquitySecuritiesFvNiRealizedGainLoss
|
-4271000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Unrealized Gain Loss
EquitySecuritiesFvNiUnrealizedGainLoss
|
17465000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Fv Ni Unrealized Gain Loss
EquitySecuritiesFvNiUnrealizedGainLoss
|
44962000 | USD |
us-gaap |
Equity Securities Fv Ni Unrealized Gain Loss
EquitySecuritiesFvNiUnrealizedGainLoss
|
46342000 | USD | |
us-gaap |
Equity Securities Fv Ni Unrealized Gain Loss
EquitySecuritiesFvNiUnrealizedGainLoss
|
32577000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
|
38500000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
|
30600000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
3700000 | USD |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
5100000 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
8500000 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
2500000 | USD | |
CY2019Q3 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
582944000 | USD |
CY2018Q4 | us-gaap |
Accounts Receivable Net Current
AccountsReceivableNetCurrent
|
538021000 | USD |
CY2019Q3 | us-gaap |
Other Receivables
OtherReceivables
|
29197000 | USD |
CY2018Q4 | us-gaap |
Other Receivables
OtherReceivables
|
44259000 | USD |
CY2019Q3 | us-gaap |
Accounts And Other Receivables Net Current
AccountsAndOtherReceivablesNetCurrent
|
612141000 | USD |
CY2018Q4 | us-gaap |
Accounts And Other Receivables Net Current
AccountsAndOtherReceivablesNetCurrent
|
582280000 | USD |
CY2019Q3 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
400000 | USD |
CY2018Q3 | us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
1800000 | USD |
us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
500000 | USD | |
us-gaap |
Provision For Doubtful Accounts
ProvisionForDoubtfulAccounts
|
7900000 | USD | |
CY2019Q3 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
35776000 | USD |
CY2018Q4 | us-gaap |
Inventory Raw Materials Net Of Reserves
InventoryRawMaterialsNetOfReserves
|
37248000 | USD |
CY2019Q3 | us-gaap |
Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
|
11176000 | USD |
CY2018Q4 | us-gaap |
Inventory Work In Process Net Of Reserves
InventoryWorkInProcessNetOfReserves
|
11633000 | USD |
CY2019Q3 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
62451000 | USD |
CY2018Q4 | us-gaap |
Inventory Finished Goods Net Of Reserves
InventoryFinishedGoodsNetOfReserves
|
17861000 | USD |
CY2019Q3 | us-gaap |
Inventory For Long Term Contracts Or Programs
InventoryForLongTermContractsOrPrograms
|
3793000 | USD |
CY2018Q4 | us-gaap |
Inventory For Long Term Contracts Or Programs
InventoryForLongTermContractsOrPrograms
|
2735000 | USD |
CY2019Q3 | us-gaap |
Inventory Net Of Allowances Customer Advances And Progress Billings
InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings
|
113196000 | USD |
CY2018Q4 | us-gaap |
Inventory Net Of Allowances Customer Advances And Progress Billings
InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings
|
69477000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
26242000 | USD |
us-gaap |
Operating Lease Cost
OperatingLeaseCost
|
75531000 | USD | |
CY2019Q3 | ghc |
Short Termand Monthto Month Lease Cost
ShortTermandMonthtoMonthLeaseCost
|
4502000 | USD |
ghc |
Short Termand Monthto Month Lease Cost
ShortTermandMonthtoMonthLeaseCost
|
14275000 | USD | |
CY2019Q3 | us-gaap |
Variable Lease Cost
VariableLeaseCost
|
5601000 | USD |
us-gaap |
Variable Lease Cost
VariableLeaseCost
|
15563000 | USD | |
CY2019Q3 | us-gaap |
Sublease Income
SubleaseIncome
|
5222000 | USD |
us-gaap |
Sublease Income
SubleaseIncome
|
14915000 | USD | |
CY2019Q3 | ghc |
Lease Cost Netof Sublease Income
LeaseCostNetofSubleaseIncome
|
31123000 | USD |
ghc |
Lease Cost Netof Sublease Income
LeaseCostNetofSubleaseIncome
|
90454000 | USD | |
us-gaap |
Operating Lease Payments
OperatingLeasePayments
|
88369000 | USD | |
us-gaap |
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
|
205455000 | USD | |
CY2019Q3 | us-gaap |
Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
|
503830000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
|
78114000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
|
462868000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
540982000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
|
P10Y9M18D | |
CY2019Q3 | us-gaap |
Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
|
0.043 | |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
|
103515000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
|
86245000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
|
71147000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due Year Five
LesseeOperatingLeaseLiabilityPaymentsDueYearFive
|
62384000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due After Year Five
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
|
358758000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
|
20271000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
|
702320000 | USD |
CY2019Q3 | us-gaap |
Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
|
161338000 | USD |
CY2019Q3 | us-gaap |
Operating Lease Liability
OperatingLeaseLiability
|
540982000 | USD |
CY2019Q3 | ghc |
Lessee Operating Lease Lease Notyet Commenced Payments Due
LesseeOperatingLeaseLeaseNotyetCommencedPaymentsDue
|
3900000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Current
OperatingLeasesFutureMinimumPaymentsDueCurrent
|
101009000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Two Years
OperatingLeasesFutureMinimumPaymentsDueInTwoYears
|
84945000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Three Years
OperatingLeasesFutureMinimumPaymentsDueInThreeYears
|
72031000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Four Years
OperatingLeasesFutureMinimumPaymentsDueInFourYears
|
53709000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due In Five Years
OperatingLeasesFutureMinimumPaymentsDueInFiveYears
|
47091000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Thereafter
OperatingLeasesFutureMinimumPaymentsDueThereafter
|
115948000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due
OperatingLeasesFutureMinimumPaymentsDue
|
474733000 | USD |
CY2018Q4 | us-gaap |
Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals
OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals
|
66000000.0 | USD |
us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
8 | Segment | |
CY2019Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
13600000 | USD |
CY2018Q3 | us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
12300000 | USD |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
39500000 | USD | |
us-gaap |
Amortization Of Intangible Assets
AmortizationOfIntangibleAssets
|
34100000 | USD | |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year
FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear
|
14000000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Two
FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
|
53000000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Three
FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
|
47000000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Four
FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
|
41000000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
|
33000000 | USD |
CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
440105000 | USD |
CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
176844000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Accumulated Amortization
FiniteLivedIntangibleAssetsAccumulatedAmortization
|
212754000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
245393000 | USD |
CY2018Q4 | us-gaap |
Finite Lived Intangible Assets Net
FiniteLivedIntangibleAssetsNet
|
263261000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Amortization Expense After Year Five
FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive
|
57000000 | USD |
CY2018Q4 | us-gaap |
Goodwill Gross
GoodwillGross
|
1644164000 | USD |
CY2018Q4 | us-gaap |
Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
|
346452000 | USD |
CY2018Q4 | us-gaap |
Goodwill
Goodwill
|
1297712000 | USD |
us-gaap |
Goodwill Acquired During Period
GoodwillAcquiredDuringPeriod
|
63387000 | USD | |
us-gaap |
Goodwill Foreign Currency Translation Gain Loss
GoodwillForeignCurrencyTranslationGainLoss
|
-15706000 | USD | |
CY2019Q3 | us-gaap |
Goodwill Gross
GoodwillGross
|
1691845000 | USD |
CY2019Q3 | us-gaap |
Goodwill Impaired Accumulated Impairment Loss
GoodwillImpairedAccumulatedImpairmentLoss
|
346452000 | USD |
CY2019Q3 | us-gaap |
Goodwill
Goodwill
|
1345393000 | USD |
CY2019Q3 | us-gaap |
Finite Lived Intangible Assets Gross
FiniteLivedIntangibleAssetsGross
|
458147000 | USD |
CY2019Q3 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
144477000 | USD |
CY2018Q4 | us-gaap |
Indefinite Lived Intangible Assets Excluding Goodwill
IndefiniteLivedIntangibleAssetsExcludingGoodwill
|
99052000 | USD |
CY2019Q3 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
87000 | USD |
CY2018Q4 | us-gaap |
Other Long Term Debt
OtherLongTermDebt
|
96000 | USD |
CY2019Q3 | us-gaap |
Debt Longterm And Shortterm Combined Amount
DebtLongtermAndShorttermCombinedAmount
|
502232000 | USD |
CY2018Q4 | us-gaap |
Debt Longterm And Shortterm Combined Amount
DebtLongtermAndShorttermCombinedAmount
|
477137000 | USD |
CY2019Q3 | us-gaap |
Debt Current
DebtCurrent
|
81697000 | USD |
CY2018Q4 | us-gaap |
Debt Current
DebtCurrent
|
6360000 | USD |
CY2019Q3 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
420535000 | USD |
CY2018Q4 | us-gaap |
Long Term Debt Noncurrent
LongTermDebtNoncurrent
|
470777000 | USD |
CY2019Q3 | ghc |
Average Outstanding Debt Amount
AverageOutstandingDebtAmount
|
501100000 | USD |
CY2019Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
43145000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss
NetIncomeLoss
|
125064000 | USD |
us-gaap |
Net Income Loss
NetIncomeLoss
|
181974000 | USD | |
us-gaap |
Net Income Loss
NetIncomeLoss
|
214521000 | USD | |
CY2019Q3 | ghc |
Dividends Paid Common Stock And Sharebased Compensation Cash
DividendsPaidCommonStockAndSharebasedCompensationCash
|
7386000 | USD |
CY2018Q3 | ghc |
Average Outstanding Debt Amount
AverageOutstandingDebtAmount
|
480600000 | USD |
CY2019Q3 | us-gaap |
Debt Instrument Interest Rate During Period
DebtInstrumentInterestRateDuringPeriod
|
0.051 | |
CY2019Q3 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5300000 | USD |
CY2018Q3 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5500000 | USD |
ghc |
Average Outstanding Debt Amount
AverageOutstandingDebtAmount
|
499700000 | USD | |
ghc |
Average Outstanding Debt Amount
AverageOutstandingDebtAmount
|
529200000 | USD | |
us-gaap |
Debt Instrument Interest Rate During Period
DebtInstrumentInterestRateDuringPeriod
|
0.051 | ||
us-gaap |
Debt Instrument Interest Rate During Period
DebtInstrumentInterestRateDuringPeriod
|
0.057 | ||
us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-17800000 | USD | |
us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-27500000 | USD | |
CY2019Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
400000 | USD |
us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
1100000 | USD | |
CY2018Q3 | us-gaap |
Asset Impairment Charges
AssetImpairmentCharges
|
8100000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
3700000 | USD |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
5100000 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
8500000 | USD | |
CY2019Q3 | us-gaap |
Deferred Revenue
DeferredRevenue
|
341682000 | USD |
CY2018Q4 | us-gaap |
Deferred Revenue
DeferredRevenue
|
311214000 | USD |
ghc |
Deferred Revenue Period Increase Decrease Percentage
DeferredRevenuePeriodIncreaseDecreasePercentage
|
0.10 | ||
us-gaap |
Deferred Revenue Revenue Recognized1
DeferredRevenueRevenueRecognized1
|
254400000 | USD | |
CY2018Q4 | us-gaap |
Capitalized Contract Cost Net
CapitalizedContractCostNet
|
21311000 | USD |
ghc |
Contract Costs Capitalized Duringthe Period
ContractCostsCapitalizedDuringthePeriod
|
29381000 | USD | |
us-gaap |
Capitalized Contract Cost Amortization
CapitalizedContractCostAmortization
|
-34729000 | USD | |
ghc |
Changein Capitalized Contract Cost Other
ChangeinCapitalizedContractCostOther
|
-312000 | USD | |
CY2019Q3 | us-gaap |
Capitalized Contract Cost Net
CapitalizedContractCostNet
|
15651000 | USD |
CY2019Q3 | us-gaap |
Capitalized Contract Cost Amortization
CapitalizedContractCostAmortization
|
9200000 | USD |
CY2019Q3 | ghc |
Undistributed Earnings Allocated To Common Stockholders
UndistributedEarningsAllocatedToCommonStockholders
|
35559000 | USD |
CY2018Q3 | ghc |
Undistributed Earnings Allocated To Common Stockholders
UndistributedEarningsAllocatedToCommonStockholders
|
117235000 | USD |
ghc |
Dividends Paid Common Stock And Sharebased Compensation Cash
DividendsPaidCommonStockAndSharebasedCompensationCash
|
29554000 | USD | |
ghc |
Dividends Paid Common Stock And Sharebased Compensation Cash
DividendsPaidCommonStockAndSharebasedCompensationCash
|
28635000 | USD | |
CY2019Q3 | us-gaap |
Undistributed Earnings
UndistributedEarnings
|
35759000 | USD |
CY2018Q3 | us-gaap |
Undistributed Earnings
UndistributedEarnings
|
118016000 | USD |
us-gaap |
Undistributed Earnings
UndistributedEarnings
|
152420000 | USD | |
us-gaap |
Undistributed Earnings
UndistributedEarnings
|
185886000 | USD | |
CY2019Q3 | ghc |
Percentage Of Undistributed Earnings Allocated To Common Stockholders
PercentageOfUndistributedEarningsAllocatedToCommonStockholders
|
0.9944 | |
CY2018Q3 | ghc |
Percentage Of Undistributed Earnings Allocated To Common Stockholders
PercentageOfUndistributedEarningsAllocatedToCommonStockholders
|
0.9934 | |
ghc |
Percentage Of Undistributed Earnings Allocated To Common Stockholders
PercentageOfUndistributedEarningsAllocatedToCommonStockholders
|
0.9944 | ||
ghc |
Percentage Of Undistributed Earnings Allocated To Common Stockholders
PercentageOfUndistributedEarningsAllocatedToCommonStockholders
|
0.9934 | ||
ghc |
Undistributed Earnings Allocated To Common Stockholders
UndistributedEarningsAllocatedToCommonStockholders
|
151570000 | USD | |
ghc |
Undistributed Earnings Allocated To Common Stockholders
UndistributedEarningsAllocatedToCommonStockholders
|
184657000 | USD | |
CY2019Q3 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
7345000 | USD |
CY2018Q3 | us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
7001000 | USD |
us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
29389000 | USD | |
us-gaap |
Dividends Common Stock Cash
DividendsCommonStockCash
|
28447000 | USD | |
CY2019Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
42904000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
124236000 | USD |
us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
180959000 | USD | |
us-gaap |
Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
|
213104000 | USD | |
CY2019Q3 | ghc |
Additional Undistributed Earnings Due To Dilutive Stock Options
AdditionalUndistributedEarningsDueToDilutiveStockOptions
|
2000 | USD |
CY2018Q3 | ghc |
Additional Undistributed Earnings Due To Dilutive Stock Options
AdditionalUndistributedEarningsDueToDilutiveStockOptions
|
5000 | USD |
ghc |
Additional Undistributed Earnings Due To Dilutive Stock Options
AdditionalUndistributedEarningsDueToDilutiveStockOptions
|
7000 | USD | |
ghc |
Additional Undistributed Earnings Due To Dilutive Stock Options
AdditionalUndistributedEarningsDueToDilutiveStockOptions
|
8000 | USD | |
CY2019Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
42906000 | USD |
CY2018Q3 | us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
124241000 | USD |
us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
180966000 | USD | |
us-gaap |
Net Income Loss Available To Common Stockholders Diluted
NetIncomeLossAvailableToCommonStockholdersDiluted
|
213112000 | USD | |
CY2019Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5285000 | shares |
CY2018Q3 | us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5302000 | shares |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5285000 | shares | |
us-gaap |
Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
|
5354000 | shares | |
CY2019Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
5329000 | shares |
CY2018Q3 | us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
5337000 | shares |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
5328000 | shares | |
us-gaap |
Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
|
5390000 | shares | |
CY2019Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
8.12 | |
CY2018Q3 | us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
23.43 | |
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
34.24 | ||
us-gaap |
Earnings Per Share Basic
EarningsPerShareBasic
|
39.81 | ||
CY2019Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
8.05 | |
CY2019Q3 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.39 | |
CY2018Q3 | us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
23.28 | |
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
33.96 | ||
us-gaap |
Earnings Per Share Diluted
EarningsPerShareDiluted
|
39.54 | ||
CY2019Q3 | ghc |
Antidilutive Restricted Stock
AntidilutiveRestrictedStock
|
14000 | shares |
CY2018Q3 | ghc |
Antidilutive Restricted Stock
AntidilutiveRestrictedStock
|
21000 | shares |
ghc |
Antidilutive Restricted Stock
AntidilutiveRestrictedStock
|
12000 | shares | |
ghc |
Antidilutive Restricted Stock
AntidilutiveRestrictedStock
|
23000 | shares | |
us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
5.56 | ||
CY2018Q3 | us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
1.33 | |
us-gaap |
Common Stock Dividends Per Share Declared
CommonStockDividendsPerShareDeclared
|
5.32 | ||
CY2019Q3 | us-gaap |
Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
|
0 | USD |
CY2018Q3 | us-gaap |
Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
|
0 | USD |
us-gaap |
Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
|
28994000 | USD | |
us-gaap |
Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
|
0 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
3669000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
8487000 | USD |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
5080000 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
8487000 | USD | |
CY2019Q3 | us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
661000 | USD |
CY2018Q3 | us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-116000 | USD |
us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
1284000 | USD | |
us-gaap |
Foreign Currency Transaction Gain Loss Before Tax
ForeignCurrencyTransactionGainLossBeforeTax
|
-2205000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
0 | USD |
CY2018Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
2500000 | USD |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
0 | USD | |
us-gaap |
Equity Securities Without Readily Determinable Fair Value Impairment Loss Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount
|
2500000 | USD | |
CY2019Q3 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
486000 | USD |
CY2018Q3 | us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
916000 | USD |
us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
907000 | USD | |
us-gaap |
Gain Loss On Sale Of Business
GainLossOnSaleOfBusiness
|
8157000 | USD | |
CY2019Q3 | us-gaap |
Cost Method Investments Realized Gain Loss
CostMethodInvestmentsRealizedGainLoss
|
259000 | USD |
CY2018Q3 | us-gaap |
Cost Method Investments Realized Gain Loss
CostMethodInvestmentsRealizedGainLoss
|
0 | USD |
us-gaap |
Cost Method Investments Realized Gain Loss
CostMethodInvestmentsRealizedGainLoss
|
259000 | USD | |
us-gaap |
Cost Method Investments Realized Gain Loss
CostMethodInvestmentsRealizedGainLoss
|
2845000 | USD | |
CY2019Q3 | us-gaap |
Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
|
-38000 | USD |
CY2018Q3 | us-gaap |
Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
|
0 | USD |
us-gaap |
Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
|
-82000 | USD | |
us-gaap |
Gain Loss On Sale Of Property Plant Equipment
GainLossOnSaleOfPropertyPlantEquipment
|
2542000 | USD | |
CY2019Q3 | us-gaap |
Other Nonoperating Gains Losses
OtherNonoperatingGainsLosses
|
519000 | USD |
CY2018Q3 | us-gaap |
Other Nonoperating Gains Losses
OtherNonoperatingGainsLosses
|
-3645000 | USD |
us-gaap |
Other Nonoperating Gains Losses
OtherNonoperatingGainsLosses
|
-307000 | USD | |
us-gaap |
Other Nonoperating Gains Losses
OtherNonoperatingGainsLosses
|
-2664000 | USD | |
CY2019Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
5556000 | USD |
CY2018Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
3142000 | USD |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
36135000 | USD | |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
14662000 | USD | |
CY2019Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
3700000 | USD |
CY2019Q1 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
1300000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount
EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount
|
8500000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-18604000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-518000 | USD |
CY2019Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-18086000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-6076000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-874000 | USD |
CY2018Q3 | us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-5202000 | USD |
us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-23403000 | USD | |
us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-1512000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-21891000 | USD | |
us-gaap |
Other Comprehensive Income Loss Before Tax
OtherComprehensiveIncomeLossBeforeTax
|
-29587000 | USD | |
us-gaap |
Other Comprehensive Income Loss Tax
OtherComprehensiveIncomeLossTax
|
-1976000 | USD | |
us-gaap |
Other Comprehensive Income Loss Net Of Tax
OtherComprehensiveIncomeLossNetOfTax
|
-27611000 | USD | |
CY2019Q1 | us-gaap |
Depreciation
Depreciation
|
13523000 | USD |
CY2019Q2 | us-gaap |
Depreciation
Depreciation
|
13884000 | USD |
us-gaap |
Number Of Reportable Segments
NumberOfReportableSegments
|
8 | Segment | |
CY2019Q1 | us-gaap |
Revenues
Revenues
|
692199000 | USD |
CY2019Q3 | us-gaap |
Loss Contingency Pending Claims Number
LossContingencyPendingClaimsNumber
|
0 | claim |
CY2019Q2 | us-gaap |
Revenues
Revenues
|
737602000 | USD |
CY2019Q3 | us-gaap |
Revenues
Revenues
|
738820000 | USD |
CY2019Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
40003000 | USD |
CY2019Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
57963000 | USD |
CY2019Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
16268000 | USD |
CY2019Q1 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
1679000 | USD |
CY2019Q2 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
1467000 | USD |
CY2019Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
4683000 | USD |
CY2019Q1 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5725000 | USD |
CY2019Q2 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-6807000 | USD |
CY2019Q3 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5302000 | USD |
CY2019Q1 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-19928000 | USD |
CY2019Q2 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-12253000 | USD |
CY2019Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-19556000 | USD |
CY2019Q1 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
24066000 | USD |
CY2019Q2 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
7791000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
17404000 | USD |
CY2019Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
29351000 | USD |
CY2019Q2 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
1228000 | USD |
CY2019Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
5556000 | USD |
CY2019Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
109302000 | USD |
CY2019Q2 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
73895000 | USD |
CY2019Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
58165000 | USD |
CY2019Q3 | us-gaap |
Depreciation
Depreciation
|
15351000 | USD |
CY2019Q1 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
13060000 | USD |
CY2018 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
14473000 | USD |
CY2017 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
-3249000 | USD |
CY2018Q2 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
65626000 | USD |
CY2018Q1 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
44214000 | USD |
us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-17834000 | USD | |
CY2018Q4 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
1426000 | USD |
CY2019Q2 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
13573000 | USD |
CY2019Q3 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
13944000 | USD |
CY2019Q1 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
5221000 | USD |
CY2019Q2 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
4963000 | USD |
CY2019Q3 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
5142000 | USD |
CY2018Q1 | us-gaap |
Revenues
Revenues
|
659436000 | USD |
CY2018Q2 | us-gaap |
Revenues
Revenues
|
672677000 | USD |
CY2018Q3 | us-gaap |
Revenues
Revenues
|
674766000 | USD |
CY2018Q4 | us-gaap |
Revenues
Revenues
|
689087000 | USD |
CY2018Q3 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
60739000 | USD |
CY2018Q4 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
75582000 | USD |
CY2018Q1 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
2579000 | USD |
CY2018Q2 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
931000 | USD |
CY2018Q3 | us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
9537000 | USD |
CY2018Q1 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-6699000 | USD |
CY2018Q2 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-15264000 | USD |
CY2018Q3 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5524000 | USD |
CY2018Q4 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-5062000 | USD |
CY2018Q1 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
CY2018Q2 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-11378000 | USD |
CY2018Q3 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
CY2018Q4 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
CY2018Q1 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-21386000 | USD |
CY2018Q2 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-23041000 | USD |
CY2018Q3 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-22214000 | USD |
CY2018Q4 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-53900000 | USD |
CY2018Q1 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
-14102000 | USD |
CY2018Q2 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
-2554000 | USD |
CY2018Q3 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
44962000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
-44149000 | USD |
CY2018Q1 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
9187000 | USD |
CY2018Q2 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
2333000 | USD |
CY2018Q3 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
3142000 | USD |
CY2018Q4 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
-12559000 | USD |
CY2018Q1 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
56565000 | USD |
CY2018Q2 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
62735000 | USD |
CY2018Q3 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
135070000 | USD |
us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-27487000 | USD | |
CY2018Q3 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
20378000 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
114234000 | USD | |
CY2018Q4 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
13362000 | USD |
CY2018Q4 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
69138000 | USD |
CY2018Q1 | us-gaap |
Depreciation
Depreciation
|
14642000 | USD |
CY2018Q2 | us-gaap |
Depreciation
Depreciation
|
13619000 | USD |
CY2018Q3 | us-gaap |
Depreciation
Depreciation
|
13648000 | USD |
CY2018Q4 | us-gaap |
Depreciation
Depreciation
|
14813000 | USD |
CY2018Q1 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
10384000 | USD |
CY2018Q2 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
11399000 | USD |
CY2018Q1 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
4940000 | USD |
CY2018Q2 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
4317000 | USD |
CY2018Q3 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
4473000 | USD |
CY2018Q4 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
4491000 | USD |
us-gaap |
Revenues
Revenues
|
2168621000 | USD | |
us-gaap |
Revenues
Revenues
|
2006879000 | USD | |
CY2018 | us-gaap |
Revenues
Revenues
|
2695966000 | USD |
CY2017 | us-gaap |
Revenues
Revenues
|
2591846000 | USD |
us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
170579000 | USD | |
CY2018 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
246161000 | USD |
CY2017 | us-gaap |
Operating Income Loss
OperatingIncomeLoss
|
136403000 | USD |
us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
7829000 | USD | |
us-gaap |
Income Loss From Equity Method Investments
IncomeLossFromEquityMethodInvestments
|
13047000 | USD | |
CY2017 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
4241000 | USD |
CY2017 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-72699000 | USD |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
241362000 | USD | |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-66641000 | USD | |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
14662000 | USD | |
CY2018 | us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-120541000 | USD |
CY2018 | us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
2103000 | USD |
CY2018 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-32549000 | USD |
CY2017 | us-gaap |
Interest Income Expense Net
InterestIncomeExpenseNet
|
-27305000 | USD |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD | |
us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-11378000 | USD | |
CY2018 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
-11378000 | USD |
CY2017 | us-gaap |
Gains Losses On Extinguishment Of Debt
GainsLossesOnExtinguishmentOfDebt
|
0 | USD |
us-gaap |
Net Periodic Defined Benefits Expense Reversal Of Expense Excluding Service Cost Component
NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent
|
-51737000 | USD | |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
49261000 | USD | |
us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
28306000 | USD | |
CY2018 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
-15843000 | USD |
CY2017 | us-gaap |
Equity Securities Fv Ni Gain Loss
EquitySecuritiesFvNiGainLoss
|
0 | USD |
us-gaap |
Other Nonoperating Income Expense
OtherNonoperatingIncomeExpense
|
36135000 | USD | |
us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
254370000 | USD | |
CY2018 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
323508000 | USD |
CY2017 | us-gaap |
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
|
182789000 | USD |
us-gaap |
Depreciation
Depreciation
|
42758000 | USD | |
us-gaap |
Depreciation
Depreciation
|
41909000 | USD | |
CY2018 | us-gaap |
Depreciation
Depreciation
|
56722000 | USD |
CY2017 | us-gaap |
Depreciation
Depreciation
|
62509000 | USD |
ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
40577000 | USD | |
ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
42161000 | USD | |
CY2018 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
55523000 | USD |
CY2017 | ghc |
Amortization Of Intangible Assetsand Impairmentof Long Lived Assets
AmortizationOfIntangibleAssetsandImpairmentofLongLivedAssets
|
50801000 | USD |
us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
15326000 | USD | |
us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
13730000 | USD | |
CY2018 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
18221000 | USD |
CY2017 | us-gaap |
Defined Benefit Plan Net Periodic Benefit Cost
DefinedBenefitPlanNetPeriodicBenefitCost
|
18687000 | USD |
CY2018 | us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
98067000 | USD |
CY2017 | us-gaap |
Property Plant And Equipment Additions
PropertyPlantAndEquipmentAdditions
|
57080000 | USD |
CY2019Q3 | ghc |
Identifiable Assets
IdentifiableAssets
|
3749520000 | USD |
CY2018Q4 | ghc |
Identifiable Assets
IdentifiableAssets
|
3120280000 | USD |
CY2019Q3 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
535564000 | USD |
CY2018Q4 | us-gaap |
Equity Securities Fv Ni
EquitySecuritiesFvNi
|
496390000 | USD |
CY2019Q3 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
163986000 | USD |
CY2018Q4 | us-gaap |
Investments In Affiliates Subsidiaries Associates And Joint Ventures
InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
|
143813000 | USD |
CY2019Q3 | us-gaap |
Defined Benefit Plan Assets For Plan Benefits Noncurrent
DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
|
1038676000 | USD |
CY2018Q4 | us-gaap |
Defined Benefit Plan Assets For Plan Benefits Noncurrent
DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
|
1003558000 | USD |
CY2019Q3 | us-gaap |
Assets
Assets
|
5487746000 | USD |
CY2018Q4 | us-gaap |
Assets
Assets
|
4764041000 | USD |