$GFF
GRIFFON CORP Stock $gff

$gff Overview Financials Valuation SEC Filings Company Website

2020 Q2 Form 10-Q Financial Statement

#000005072520000055 Filed on July 31, 2020

Income Statement

Concept	2020 Q2	2019 Q2	2019 Q1
Revenue	$632.1M	$575.0M	$549.6M
YoY Change	9.93%	11.31%	14.85%
Cost Of Revenue	$467.1M	$420.5M	$412.1M
YoY Change	11.08%	11.28%	15.38%
Gross Profit	$165.0M	$151.7M	$133.5M
YoY Change	8.77%	9.39%	10.02%
Gross Profit Margin	26.11%	26.38%	24.3%
Selling, General & Admin	$113.5M	$118.0M	$111.8M
YoY Change	-3.8%	2.5%	6.98%
% of Gross Profit	68.79%	77.78%	83.71%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$15.52M	$15.60M	$15.49M
YoY Change	-0.46%	11.02%	16.37%
% of Gross Profit	9.41%	10.28%	11.6%
Operating Expenses	$113.5M	$118.0M	$111.8M
YoY Change	-3.8%	2.5%	6.98%
Operating Profit	$51.49M	$36.49M	$25.72M
YoY Change	41.1%	54.83%	52.32%
Interest Expense	$16.73M	$17.29M	$17.52M
YoY Change	-3.26%	5.88%	4.23%
% of Operating Profit	32.48%	47.37%	68.1%
Other Income/Expense, Net	-$17.01M	-$16.11M	-$16.04M
YoY Change	5.62%	10.57%	17.08%
Pretax Income	$34.48M	$20.39M	$9.684M
YoY Change	69.14%	126.46%	203.76%
Income Tax	$12.65M	$6.258M	$3.194M
% Of Pretax Income	36.69%	30.7%	32.98%
Net Earnings	$21.83M	$13.60M	-$1.156M
YoY Change	60.58%	133.31%	-101.28%
Net Earnings / Revenue	3.45%	2.36%	-0.21%
Basic Earnings Per Share	$0.52	$0.33	-$0.03
Diluted Earnings Per Share	$0.50	$0.31	-$0.03
COMMON SHARES
Basic Shares Outstanding	41.71M shares	40.97M shares	40.95M shares
Diluted Shares Outstanding	43.77M shares	43.16M shares	42.83M shares

Balance Sheet

Concept	2020 Q2	2019 Q2	2019 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$72.00M	$58.10M	$58.00M
YoY Change	23.92%	-8.93%	-75.48%
Cash & Equivalents	$72.00M	$58.11M	$57.98M
Short-Term Investments
Other Short-Term Assets	$53.40M	$53.20M	$46.10M
YoY Change	0.38%	-7.16%	-2.95%
Inventory	$411.0M	$436.9M	$457.1M
Prepaid Expenses
Receivables	$359.5M	$322.3M	$344.0M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$988.0M	$961.4M	$989.1M
YoY Change	2.77%	2.48%	-6.91%
LONG-TERM ASSETS
Property, Plant & Equipment	$490.3M	$331.3M	$332.9M
YoY Change	47.97%	1.93%	14.18%
Goodwill	$439.7M	$438.4M	$439.1M
YoY Change	0.29%	-12.68%	3.94%
Intangibles	$577.1M	$581.7M	$586.1M
YoY Change	-0.8%	23.95%	33.12%
Long-Term Investments	$0.00	$0.00	$0.00
YoY Change
Other Assets	$31.86M	$16.20M	$15.19M
YoY Change	96.67%	-1.85%	-3.05%
Total Long-Term Assets	$1.322B	$1.150B	$1.155B
YoY Change	14.97%	-1.15%	13.35%
TOTAL ASSETS
Total Short-Term Assets	$988.0M	$961.4M	$989.1M
Total Long-Term Assets	$1.322B	$1.150B	$1.155B
Total Assets	$2.310B	$2.111B	$2.144B
YoY Change	9.41%	0.47%	3.01%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$218.0M	$205.6M	$223.2M
YoY Change	6.06%	-9.99%	-12.82%
Accrued Expenses	$176.2M	$148.1M	$120.5M
YoY Change	18.93%	-1.65%	6.22%
Deferred Revenue	$20.72M	$24.47M	$28.23M
YoY Change	-15.33%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$9.235M	$10.88M	$10.81M
YoY Change	-15.15%	1.35%	-16.34%
Total Short-Term Liabilities	$436.2M	$367.2M	$366.2M
YoY Change	18.77%	-11.62%	-15.5%
LONG-TERM LIABILITIES
Long-Term Debt	$1.123B	$1.160B	$1.206B
YoY Change	-3.13%	3.08%	11.84%
Other Long-Term Liabilities	$104.3M	$94.15M	$94.94M
YoY Change	10.78%	4.46%	4.95%
Total Long-Term Liabilities	$1.228B	$1.254B	$1.301B
YoY Change	-2.08%	3.18%	11.31%
TOTAL LIABILITIES
Total Short-Term Liabilities	$436.2M	$367.2M	$366.2M
Total Long-Term Liabilities	$1.228B	$1.254B	$1.301B
Total Liabilities	$1.802B	$1.623B	$1.670B
YoY Change	10.99%	-0.75%	3.88%
SHAREHOLDERS EQUITY
Retained Earnings		$555.8M	$545.6M
YoY Change
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$508.5M	$488.2M	$474.3M
YoY Change
Total Liabilities & Shareholders Equity	$2.310B	$2.111B	$2.144B
YoY Change	9.41%	0.47%	3.01%

Cashflow Statement

Concept	2020 Q2	2019 Q2	2019 Q1
OPERATING ACTIVITIES
Net Income	$21.83M	$13.60M	-$1.156M
YoY Change	60.58%	133.31%	-101.28%
Depreciation, Depletion And Amortization	$15.52M	$15.60M	$15.49M
YoY Change	-0.46%	11.02%	16.37%
Cash From Operating Activities	$115.8M	$69.50M	-$59.00M
YoY Change	66.62%	150.0%	2.08%
INVESTING ACTIVITIES
Capital Expenditures	$12.23M	$10.38M	$9.021M
YoY Change	17.89%	-9.93%	-16.8%
Acquisitions
YoY Change
Other Investing Activities	$300.0K	-$9.500M	-$10.70M
YoY Change	-103.16%	-94.82%	-102.48%
Cash From Investing Activities	-$11.90M	-$19.90M	-$19.70M
YoY Change	-40.2%	-89.78%	-104.68%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-103.7M	-50.20M	55.50M
YoY Change	106.57%	251.05%	-126.49%
NET CHANGE
Cash From Operating Activities	115.8M	69.50M	-59.00M
Cash From Investing Activities	-11.90M	-19.90M	-19.70M
Cash From Financing Activities	-103.7M	-50.20M	55.50M
Net Change In Cash	200.0K	-600.0K	-23.20M
YoY Change	-133.33%	-99.67%	-115.07%
FREE CASH FLOW
Cash From Operating Activities	$115.8M	$69.50M	-$59.00M
Capital Expenditures	$12.23M	$10.38M	$9.021M
Free Cash Flow	$103.6M	$59.12M	-$68.02M
YoY Change	75.17%	263.17%	-0.91%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-30
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Entity Central Index Key EntityCentralIndexKey	0000050725
CY2019Q3	gff	Contract With Customer Asset Accumulated Progress Payments Current ContractWithCustomerAssetAccumulatedProgressPaymentsCurrent	13861000	USD
CY2020Q2	gff	Contract With Customer Asset Accumulated Progress Payments Current ContractWithCustomerAssetAccumulatedProgressPaymentsCurrent	28981000	USD
	gff	Maximum Percentage Of Exercise Price At Grand Date Fair Value MaximumPercentageOfExercisePriceAtGrandDateFairValue	1.00
CY2018Q4	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201409Member
	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201602Member
CY2020Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	13901000	USD
CY2019Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	7881000	USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2020Q2	us-gaap	Finance Lease Liability Current Statement Of Financial Position Extensible List FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	us-gaap:LongTermDebtCurrent
CY2020Q2	us-gaap	Finance Lease Liability Noncurrent Statement Of Financial Position Extensible List FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	us-gaap:LongTermDebtNoncurrent
CY2020Q2	us-gaap	Finance Lease Right Of Use Asset Statement Of Financial Position Extensible List FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	us-gaap:PropertyPlantAndEquipmentNet
CY2020Q1	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020Q1	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	USD
CY2020Q2	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P12M
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y
CY2016Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	50000000	USD
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	1-06620
	dei	Entity Registrant Name EntityRegistrantName	GRIFFON CORPORATION
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	11-1893410
	dei	Entity Address Address Line1 EntityAddressAddressLine1	712 Fifth Ave, 18th Floor
	dei	Entity Address City Or Town EntityAddressCityOrTown	New York
	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10019
	dei	City Area Code CityAreaCode	212
	dei	Local Phone Number LocalPhoneNumber	957-5000
	dei	Security12b Title Security12bTitle	Common Stock, $0.25 par value
	dei	Trading Symbol TradingSymbol	GFF
	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
CY2020Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	47425488	shares
CY2020Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	71999000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	72377000	USD
CY2020Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	359464000	USD
CY2019Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	264450000	USD
CY2020Q2	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	92143000	USD
CY2019Q3	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	105111000	USD
CY2020Q2	us-gaap	Inventory Net InventoryNet	411028000	USD
CY2019Q3	us-gaap	Inventory Net InventoryNet	442121000	USD
CY2020Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	51365000	USD
CY2019Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	40799000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	1951000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	321000	USD
CY2020Q2	us-gaap	Assets Current AssetsCurrent	987950000	USD
CY2019Q3	us-gaap	Assets Current AssetsCurrent	925179000	USD
CY2020Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	335318000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	337326000	USD
CY2020Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	154955000	USD
CY2020Q2	us-gaap	Goodwill Goodwill	439667000	USD
CY2019Q3	us-gaap	Goodwill Goodwill	437067000	USD
CY2020Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	354384000	USD
CY2019Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	356639000	USD
CY2020Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	31860000	USD
CY2019Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	15840000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	6086000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	2888000	USD
CY2020Q2	us-gaap	Assets Assets	2310220000	USD
CY2019Q3	us-gaap	Assets Assets	2074939000	USD
CY2020Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	9235000	USD
CY2019Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10525000	USD
CY2020Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	218024000	USD
CY2019Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	250576000	USD
CY2020Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	176164000	USD
CY2019Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	124665000	USD
CY2020Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29018000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities	3730000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities	4333000	USD
CY2020Q2	us-gaap	Liabilities Current LiabilitiesCurrent	436171000	USD
CY2019Q3	us-gaap	Liabilities Current LiabilitiesCurrent	390099000	USD
CY2020Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1123365000	USD
CY2019Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1093749000	USD
CY2020Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	131650000	USD
CY2020Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	104298000	USD
CY2019Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	109997000	USD
CY2020Q2	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Noncurrent LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent	6281000	USD
CY2019Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Noncurrent LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent	3331000	USD
CY2020Q2	us-gaap	Liabilities Liabilities	1801765000	USD
CY2019Q3	us-gaap	Liabilities Liabilities	1597176000	USD
CY2020Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q2	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	508455000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	477763000	USD
CY2020Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2310220000	USD
CY2019Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2074939000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	477763000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	10612000	USD
CY2019Q4	us-gaap	Dividends Common Stock DividendsCommonStock	3392000	USD
CY2019Q4	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1758000	USD
CY2019Q4	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	629000	USD
CY2019Q4	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019Q4	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	609000	USD
CY2019Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3150000	USD
CY2019Q4	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	239000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	6841000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	494693000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	895000	USD
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	3422000	USD
CY2020Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5721000	USD
CY2020Q1	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	629000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2020Q1	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	435000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3662000	USD
CY2020Q1	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	117000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-14834000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	476454000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	21831000	USD
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	3558000	USD
CY2020Q2	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	628000	USD
CY2020Q2	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	352000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3930000	USD
CY2020Q2	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	116000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8702000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	508455000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	474391000	USD
CY2018Q4	us-gaap	Net Income Loss NetIncomeLoss	8753000	USD
CY2018Q4	us-gaap	Dividends Common Stock DividendsCommonStock	3143000	USD
CY2018Q4	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1058000	USD
CY2018Q4	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	856000	USD
CY2018Q4	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	290000	USD
CY2018Q4	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2018Q4	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	-8000	USD
CY2018Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2933000	USD
CY2018Q4	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	250000	USD
CY2018Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5450000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	471561000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	-1156000	USD
CY2019Q1	us-gaap	Dividends Common Stock DividendsCommonStock	3704000	USD
CY2019Q1	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	48000	USD
CY2019Q1	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	507000	USD
CY2019Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	82000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019Q1	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	601000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3422000	USD
CY2019Q1	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	303000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	2880000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	474284000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13595000	USD
CY2019Q2	us-gaap	Dividends Common Stock DividendsCommonStock	3415000	USD
CY2019Q2	us-gaap	Amortization Of Esop Award AmortizationOfESOPAward	682000	USD
CY2019Q2	us-gaap	Employee Stock Ownership Plan Esop Gain Loss On Transactions In Deferred Shares EmployeeStockOwnershipPlanESOPGainLossOnTransactionsInDeferredShares	435000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3332000	USD
CY2019Q2	gff	Apic Share Based Payment Arrangement Acquisitions Increase For Cost Recognition APICShareBasedPaymentArrangementAcquisitionsIncreaseForCostRecognition	287000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1035000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	488165000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	632061000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	574970000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1746849000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1635125000	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	467058000	USD
CY2019Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	420487000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1279893000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1200092000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	165003000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	154483000	USD
	us-gaap	Gross Profit GrossProfit	466956000	USD
	us-gaap	Gross Profit GrossProfit	435033000	USD
CY2020Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	113509000	USD
CY2019Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	117989000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	357774000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	343526000	USD
CY2020Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	51494000	USD
CY2019Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	36494000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	109182000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	91507000	USD
CY2020Q2	us-gaap	Interest Expense InterestExpense	16725000	USD
CY2019Q2	us-gaap	Interest Expense InterestExpense	17288000	USD
	us-gaap	Interest Expense InterestExpense	49807000	USD
	us-gaap	Interest Expense InterestExpense	51334000	USD
CY2020Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	140000	USD
CY2019Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	201000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	711000	USD
	us-gaap	Investment Income Interest InvestmentIncomeInterest	611000	USD
CY2020Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1235000	USD
CY2019Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-7925000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2020Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	806000	USD
CY2019Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	979000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2199000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	3251000	USD
CY2020Q2	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-17014000	USD
CY2019Q2	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-16108000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-54822000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-47472000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	34480000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20386000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	54360000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	44035000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12649000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6258000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21022000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14664000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	21831000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	14128000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	33338000	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	29371000	USD
CY2020Q2	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	0	USD
CY2019Q2	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	0	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	0	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-11000000	USD
CY2020Q2	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	0	USD
CY2019Q2	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	533000	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	0	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-2821000	USD
CY2020Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
CY2019Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-533000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-8179000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	21831000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13595000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33338000	USD
	us-gaap	Net Income Loss NetIncomeLoss	21192000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.52
CY2019Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.34
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.80
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.72
CY2020Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
CY2019Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.01
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	-0.20
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.52
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.33
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.80
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.52
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41712000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40967000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41483000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40888000	shares
CY2020Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.50
CY2019Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.33
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.76
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.69
CY2019Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.01
CY2020Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	-0.19
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.31
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.76
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43774000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43164000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43818000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	42649000	shares
CY2020Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.0750
CY2019Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.0725
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2250
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.2175
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	21831000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13595000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33338000	USD
	us-gaap	Net Income Loss NetIncomeLoss	21192000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	9508000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-1092000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-493000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-3943000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-1139000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-184000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-2480000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent	-552000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-1945000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-127000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-1278000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	-214000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	8702000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1035000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	709000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3605000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30533000	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12560000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	34047000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17587000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33338000	USD
	us-gaap	Net Income Loss NetIncomeLoss	21192000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	0	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-8179000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	47067000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	46172000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	12809000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	11547000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	4388000	USD
	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	512000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	306000	USD
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	2871000	USD
	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	4133000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-7925000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	448000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-353000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	261000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	111000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	28648000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	0	USD
	gff	Increase Decrease In Receivables And Contract Assets IncreaseDecreaseInReceivablesAndContractAssets	81718000	USD
	gff	Increase Decrease In Receivables And Contract Assets IncreaseDecreaseInReceivablesAndContractAssets	33223000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-34822000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	18009000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	17393000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	3921000	USD
	gff	Increase Decrease In Accounts Payable Accrued Liabilities Income Taxes Payable And Net Change To Leases IncreaseDecreaseInAccountsPayableAccruedLiabilitiesIncomeTaxesPayableAndNetChangeToLeases	-18112000	USD
	gff	Increase Decrease In Accounts Payable Accrued Liabilities Income Taxes Payable And Net Change To Leases IncreaseDecreaseInAccountsPayableAccruedLiabilitiesIncomeTaxesPayableAndNetChangeToLeases	-22688000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-600000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-1758000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	55944000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	14982000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	34751000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27794000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	10531000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	9219000	USD
	gff	Discontinued Operation Payment Of Claims Dispute Settlement DiscontinuedOperationPaymentOfClaimsDisputeSettlement	0	USD
	gff	Discontinued Operation Payment Of Claims Dispute Settlement DiscontinuedOperationPaymentOfClaimsDisputeSettlement	9500000	USD
	gff	Proceeds From Payments For Insurance Settlement Investing Activities ProceedsFromPaymentsForInsuranceSettlementInvestingActivities	0	USD
	gff	Proceeds From Payments For Insurance Settlement Investing Activities ProceedsFromPaymentsForInsuranceSettlementInvestingActivities	-10604000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	339000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	104000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	130000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	149000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-45073000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-57162000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10639000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10262000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	7479000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1478000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1230618000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	156800000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1205231000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	108260000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	16543000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	1012000	USD
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	1686000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-31000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-197000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-9305000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	33905000	USD
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-2899000	USD
	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	-3874000	USD
	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	418000	USD
	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	0	USD
	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	0	USD
	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	0	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-2481000	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-3874000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	537000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	503000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-378000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-11646000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	72377000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	69758000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	71999000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	58112000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
	gff	Revenue Performance Obligation Satisfied At A Point In Time Percentage RevenuePerformanceObligationSatisfiedAtAPointInTimePercentage	0.80
	gff	Revenue Performance Obligation Satisfied Over In Time Percentage RevenuePerformanceObligationSatisfiedOverInTimePercentage	0.20
CY2020Q2	gff	Contractwith Customer Asset Cumulative Catchup Adjustmentto Revenue ContractwithCustomerAssetCumulativeCatchupAdjustmenttoRevenue	-4100000	USD
	gff	Contractwith Customer Asset Cumulative Catchup Adjustmentto Revenue ContractwithCustomerAssetCumulativeCatchupAdjustmenttoRevenue	-9344000	USD
CY2020Q2	us-gaap	Capitalized Contract Cost Accumulated Impairment CapitalizedContractCostAccumulatedImpairment	8264000	USD
CY2019Q3	us-gaap	Capitalized Contract Cost Accumulated Impairment CapitalizedContractCostAccumulatedImpairment	9790000	USD
CY2020Q2	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	350443000	USD
CY2020Q2	us-gaap	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.72
CY2020Q2	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	92143000	USD
CY2019Q3	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	105111000	USD
	gff	Increase Decrease Contract With Customer Asset And Capitalized Contract Cost Net Current IncreaseDecreaseContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	-12968000	USD
CY2020Q2	gff	Contract With Customer Asset And Capitalized Contract Cost Net Noncurrent ContractWithCustomerAssetAndCapitalizedContractCostNetNoncurrent	7058000	USD
CY2019Q3	gff	Contract With Customer Asset And Capitalized Contract Cost Net Noncurrent ContractWithCustomerAssetAndCapitalizedContractCostNetNoncurrent	13100000	USD
CY2020Q2	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	1874000	USD
CY2019Q3	us-gaap	Contract With Customer Asset Accumulated Allowance For Credit Loss ContractWithCustomerAssetAccumulatedAllowanceForCreditLoss	0	USD
CY2020Q2	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	20719000	USD
CY2019Q3	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	26259000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-5540000	USD
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	2960000	USD
CY2020Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2019Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2020Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization	460943000	USD
CY2020Q2	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	131021000	USD
CY2019Q3	us-gaap	Inventory Raw Materials And Supplies InventoryRawMaterialsAndSupplies	121791000	USD
CY2020Q2	us-gaap	Inventory Work In Process InventoryWorkInProcess	90343000	USD
CY2019Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	93830000	USD
CY2020Q2	us-gaap	Inventory Finished Goods InventoryFinishedGoods	189664000	USD
CY2019Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	226500000	USD
CY2020Q2	us-gaap	Inventory Net InventoryNet	411028000	USD
CY2019Q3	us-gaap	Inventory Net InventoryNet	442121000	USD
CY2020Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset Before Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization	796261000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	763542000	USD
CY2019Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	426216000	USD
CY2020Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	335318000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	337326000	USD
CY2020Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	13142000	USD
CY2019Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	13089000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	39890000	USD
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	38736000	USD
CY2019Q3	us-gaap	Goodwill Goodwill	437067000	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	3125000	USD
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-525000	USD
CY2020Q2	us-gaap	Goodwill Goodwill	439667000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	203793000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	72093000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	202682000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	65112000	USD
CY2020Q2	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	222684000	USD
CY2019Q3	us-gaap	Indefinite Lived Trademarks IndefiniteLivedTrademarks	219069000	USD
CY2020Q2	gff	Finite Lived And Infinite Lived Intangible Asset Gross FiniteLivedAndInfiniteLivedIntangibleAssetGross	426477000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	72093000	USD
CY2019Q3	gff	Finite Lived And Infinite Lived Intangible Asset Gross FiniteLivedAndInfiniteLivedIntangibleAssetGross	421751000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	65112000	USD
CY2020Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2381000	USD
CY2019Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2506000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7177000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	7436000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	2416000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	9387000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	9387000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	9234000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	9208000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	9208000	USD
CY2020Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	82860000	USD
CY2019Q3	us-gaap	Number Of Reporting Units NumberOfReportingUnits	3	reporting_unit
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12649000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	34480000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6258000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20386000	USD
CY2020Q2	us-gaap	Income Tax Reconciliation Nondeductible Expense Restructuring Charges IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges	1633000	USD
CY2020Q2	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Restructuring Charges Amount Net Of Tax EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringChargesAmountNetOfTax	1224000	USD
CY2020Q2	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Debt Extinguishment Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDebtExtinguishmentAmount	1235000	USD
CY2020Q2	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Debt Extinguishment Amount Net Of Tax EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDebtExtinguishmentAmountNetOfTax	969000	USD
CY2020Q2	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1828000	USD
CY2019Q2	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-669000	USD
CY2020Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.308
CY2019Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.340
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21022000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	54360000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14664000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	44035000	USD
	us-gaap	Income Tax Reconciliation Nondeductible Expense Restructuring Charges IncomeTaxReconciliationNondeductibleExpenseRestructuringCharges	11171000	USD
	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Restructuring Charges Amount Net Of Tax EffectiveIncomeTaxRateReconciliationNondeductibleExpenseRestructuringChargesAmountNetOfTax	8377000	USD
	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Acquisitionrelated Costs Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAcquisitionrelatedCostsAmount	2960000	USD
	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Acquisitionrelated Costs Amount Net Of Tax EffectiveIncomeTaxRateReconciliationNondeductibleExpenseAcquisitionrelatedCostsAmountNetOfTax	2321000	USD
	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Debt Extinguishment Amount EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDebtExtinguishmentAmount	7925000	USD
	gff	Effective Income Tax Rate Reconciliation Nondeductible Expense Debt Extinguishment Amount Net Of Tax EffectiveIncomeTaxRateReconciliationNondeductibleExpenseDebtExtinguishmentAmountNetOfTax	6214000	USD
	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1248000	USD
	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-299000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.326
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.340
CY2020Q2	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1149903000	USD
CY2020Q2	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	375000	USD
CY2020Q2	gff	Long Term Debt Capitalized Fees And Expenses LongTermDebtCapitalizedFeesAndExpenses	17678000	USD
CY2020Q2	us-gaap	Long Term Debt LongTermDebt	1132600000	USD
CY2019Q3	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	1114131000	USD
CY2019Q3	us-gaap	Debt Instrument Unamortized Premium DebtInstrumentUnamortizedPremium	867000	USD
CY2019Q3	gff	Long Term Debt Capitalized Fees And Expenses LongTermDebtCapitalizedFeesAndExpenses	10724000	USD
CY2019Q3	us-gaap	Long Term Debt LongTermDebt	1104274000	USD
CY2020Q2	gff	Long Term Debt Gross Current LongTermDebtGrossCurrent	9235000	USD
CY2020Q2	us-gaap	Debt Instrument Unamortized Premium Current DebtInstrumentUnamortizedPremiumCurrent	0	USD
CY2020Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	9235000	USD
CY2019Q3	gff	Long Term Debt Gross Current LongTermDebtGrossCurrent	10525000	USD
CY2019Q3	us-gaap	Debt Instrument Unamortized Premium Current DebtInstrumentUnamortizedPremiumCurrent	0	USD
CY2019Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10525000	USD
CY2020Q2	gff	Long Term Debt Gross Noncurrent LongTermDebtGrossNoncurrent	1140668000	USD
CY2020Q2	us-gaap	Debt Instrument Unamortized Premium Noncurrent DebtInstrumentUnamortizedPremiumNoncurrent	375000	USD
CY2020Q2	gff	Long Term Debt Capitalized Fees And Expenses LongTermDebtCapitalizedFeesAndExpenses	17678000	USD
CY2020Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1123365000	USD
CY2019Q3	gff	Long Term Debt Gross Noncurrent LongTermDebtGrossNoncurrent	1103606000	USD
CY2019Q3	us-gaap	Debt Instrument Unamortized Premium Noncurrent DebtInstrumentUnamortizedPremiumNoncurrent	867000	USD
CY2019Q3	gff	Long Term Debt Capitalized Fees And Expenses LongTermDebtCapitalizedFeesAndExpenses	10724000	USD
CY2019Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1093749000	USD
CY2020Q2	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	16000	USD
CY2020Q2	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	16000	USD
CY2019Q2	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	18000	USD
CY2019Q2	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	18000	USD
CY2020Q2	us-gaap	Interest Paid Net InterestPaidNet	16121000	USD
CY2020Q2	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	11000	USD
CY2020Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	593000	USD
CY2020Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	16725000	USD
CY2019Q2	us-gaap	Interest Paid Net InterestPaidNet	15996000	USD
CY2019Q2	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	68000	USD
CY2019Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1224000	USD
CY2019Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	17288000	USD
	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	109000	USD
	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	109000	USD
	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	18000	USD
	us-gaap	Interest Paid Capitalized InterestPaidCapitalized	18000	USD
	us-gaap	Interest Paid Net InterestPaidNet	46936000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	123000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2748000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	49807000	USD
	us-gaap	Interest Paid Net InterestPaidNet	47200000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	202000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3932000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	51334000	USD
CY2012Q4	us-gaap	Debt Instrument Basis Spread On Variable Rate1 DebtInstrumentBasisSpreadOnVariableRate1	0.013
CY2020Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	1063148	shares
CY2020Q2	us-gaap	Restricted Stock Expense RestrictedStockExpense	3930000	USD
CY2019Q2	us-gaap	Restricted Stock Expense RestrictedStockExpense	3332000	USD
	us-gaap	Restricted Stock Expense RestrictedStockExpense	10742000	USD
	us-gaap	Restricted Stock Expense RestrictedStockExpense	9687000	USD
CY2020Q2	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	577000	USD
CY2019Q2	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	715000	USD
	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	2067000	USD
	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	1860000	USD
CY2020Q2	us-gaap	Share Based Compensation ShareBasedCompensation	4507000	USD
CY2019Q2	us-gaap	Share Based Compensation ShareBasedCompensation	4047000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	12809000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	11547000	USD
CY2018Q3	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	50000000	USD
CY2020Q2	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	57955000	USD
CY2020Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	47425000	shares
CY2019Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	46801000	shares
CY2019Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	3426000	shares
CY2020Q2	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	2108000	shares
CY2019Q2	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	2314000	shares
CY2020Q2	gff	Weighted Average Number Basic Shares Outstanding Adjustment WeightedAverageNumberBasicSharesOutstandingAdjustment	50000	shares
CY2020Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	47425000	shares
CY2019Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	46801000	shares
CY2020Q2	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	2108000	shares
CY2019Q2	us-gaap	Employee Stock Ownership Plan Esop Number Of Committed To Be Released Shares EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares	2314000	shares
CY2020Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	3555000	shares
CY2019Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	3426000	shares
CY2020Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	3555000	shares
CY2019Q2	gff	Weighted Average Number Basic Shares Outstanding Adjustment WeightedAverageNumberBasicSharesOutstandingAdjustment	94000	shares
	gff	Weighted Average Number Basic Shares Outstanding Adjustment WeightedAverageNumberBasicSharesOutstandingAdjustment	279000	shares
	gff	Weighted Average Number Basic Shares Outstanding Adjustment WeightedAverageNumberBasicSharesOutstandingAdjustment	173000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41712000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40967000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	41483000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	40888000	shares
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2062000	shares
CY2019Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2197000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2335000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1761000	shares
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43774000	shares
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43164000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43818000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	42649000	shares
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	632061000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	574970000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1746849000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1635125000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	632061000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	574970000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1746849000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1635125000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	632061000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1746849000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	574970000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1635125000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	3450000	USD
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	4711000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2585000	USD
CY2020Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	12232000	USD
CY2020Q2	gff	Earnings Before Income Tax Depreciation And Amortization EarningsBeforeIncomeTaxDepreciationAndAmortization	-69456000	USD
CY2019Q2	gff	Earnings Before Income Tax Depreciation And Amortization EarningsBeforeIncomeTaxDepreciationAndAmortization	-53068000	USD
	gff	Earnings Before Income Tax Depreciation And Amortization EarningsBeforeIncomeTaxDepreciationAndAmortization	-172579000	USD
	gff	Earnings Before Income Tax Depreciation And Amortization EarningsBeforeIncomeTaxDepreciationAndAmortization	-140930000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	34480000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20386000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	54360000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	44035000	USD
CY2020Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15523000	USD
CY2019Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15595000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	47067000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	46172000	USD
CY2019Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10376000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	34751000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27794000	USD
CY2020Q2	gff	Assets Of Continuing Operations AssetsOfContinuingOperations	2302183000	USD
CY2019Q3	gff	Assets Of Continuing Operations AssetsOfContinuingOperations	2071730000	USD
CY2020Q2	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	8037000	USD
CY2019Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	3209000	USD
CY2020Q2	us-gaap	Assets Assets	2310220000	USD
CY2019Q3	us-gaap	Assets Assets	2074939000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1148000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1570000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2583000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	7757000	USD
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	7749000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	3000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	4000	USD
	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	11000	USD
	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	11000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-1042000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-222000	USD
	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-3126000	USD
	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-666000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-392000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-787000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-1170000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-2361000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	163552000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	163676000	USD
CY2019Q1	gff	Discontinued Operation Claims Dispute Settlement DiscontinuedOperationClaimsDisputeSettlement	11000000	USD
CY2019Q1	gff	Discontinued Operation Claims Dispute Settlement Net Of Tax DiscontinuedOperationClaimsDisputeSettlementNetOfTax	7646000	USD
CY2019Q2	gff	Discontinued Operation Payment Of Claims Dispute Settlement DiscontinuedOperationPaymentOfClaimsDisputeSettlement	9500000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Prepaid And Other Assets Current DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent	1951000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Prepaid And Other Assets Current DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent	321000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Other Noncurrent Assets DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets	6086000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Other Noncurrent Assets DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets	2888000	USD
CY2020Q2	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	8037000	USD
CY2019Q3	us-gaap	Assets Of Disposal Group Including Discontinued Operation AssetsOfDisposalGroupIncludingDiscontinuedOperation	3209000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities Current DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent	3730000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities Current DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent	4333000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Other Noncurrent Liabilities DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities	6281000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Other Noncurrent Liabilities DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities	3331000	USD
CY2019Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	7664000	USD
CY2020Q2	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation	10011000	USD
CY2020Q2	us-gaap	Restructuring Charges RestructuringCharges	1633000	USD
	us-gaap	Restructuring Charges RestructuringCharges	11171000	USD
	us-gaap	Restructuring Costs RestructuringCosts	6479000	USD
	us-gaap	Restructuring Reserve Settled Without Cash2 RestructuringReserveSettledWithoutCash2	4692000	USD
	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	1968000	USD
	us-gaap	Impairment Of Leasehold ImpairmentOfLeasehold	671000	USD
	us-gaap	Inventory Write Down InventoryWriteDown	304000	USD
CY2020Q1	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	3104000	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	1749000	USD
	us-gaap	Restructuring And Related Cost Number Of Positions Eliminated RestructuringAndRelatedCostNumberOfPositionsEliminated	179	position
CY2020Q1	us-gaap	Payments For Restructuring PaymentsForRestructuring	1955000	USD
CY2020Q1	us-gaap	Restructuring Reserve Settled Without Cash2 RestructuringReserveSettledWithoutCash2	532000	USD
CY2020Q1	us-gaap	Restructuring Reserve RestructuringReserve	2130000	USD
CY2020Q2	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	1633000	USD
CY2020Q2	us-gaap	Payments For Restructuring PaymentsForRestructuring	1208000	USD
CY2020Q2	us-gaap	Restructuring Reserve RestructuringReserve	2555000	USD
CY2020Q2	us-gaap	Restructuring Charges RestructuringCharges	1633000	USD
	us-gaap	Restructuring Charges RestructuringCharges	11171000	USD
CY2020Q2	us-gaap	Restructuring Charges RestructuringCharges	1633000	USD
	us-gaap	Restructuring Charges RestructuringCharges	11171000	USD
CY2019Q3	us-gaap	Restructuring Reserve RestructuringReserve	0	USD
CY2019Q4	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	6434000	USD
CY2019Q4	us-gaap	Payments For Restructuring PaymentsForRestructuring	761000	USD
CY2019Q4	us-gaap	Restructuring Reserve Settled Without Cash2 RestructuringReserveSettledWithoutCash2	4160000	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	1513000	USD
CY2020Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	72000	USD
CY2020Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-392000	USD
CY2019Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	150000	USD
CY2019Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-787000	USD
CY2020Q2	us-gaap	Investment Income Net InvestmentIncomeNet	294000	USD
CY2019Q2	us-gaap	Investment Income Net InvestmentIncomeNet	-14000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	441000	USD
	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	535000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-1170000	USD
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-2361000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	145000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	18000	USD
	gff	Contract Award Income ContractAwardIncome	700000	USD
CY2020Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	7789000	USD
CY2019Q1	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	8011000	USD
CY2019Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	7894000	USD
CY2018Q3	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	8174000	USD
CY2020Q2	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	5773000	USD
CY2019Q2	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	3780000	USD
	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	14000000	USD
	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	12541000	USD
CY2020Q2	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	3661000	USD
CY2019Q2	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	4063000	USD
	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	11993000	USD
	us-gaap	Product Warranty Accrual Period Increase Decrease ProductWarrantyAccrualPeriodIncreaseDecrease	12987000	USD
CY2020Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	9901000	USD
CY2019Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	7728000	USD
CY2020Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	9901000	USD
CY2019Q2	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	7728000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	8172000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-530000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	8702000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-1055000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-20000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1035000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	818000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	109000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	709000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-3541000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	64000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-3605000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	163552000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	163676000	USD
	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	1968000	USD
	us-gaap	Impairment Of Leasehold ImpairmentOfLeasehold	671000	USD
CY2020Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	9909000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	28648000	USD
CY2020Q2	us-gaap	Variable Lease Cost VariableLeaseCost	2032000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	5608000	USD
CY2020Q2	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1280000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	4103000	USD
CY2020Q2	us-gaap	Lease Cost LeaseCost	13221000	USD
	us-gaap	Lease Cost LeaseCost	38359000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	32882000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	3202000	USD
	gff	Cash Paid For Lease Liability CashPaidForLeaseLiability	36084000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	2361000	USD
CY2020Q2	us-gaap	Finance Lease Right Of Use Asset Accumulated Amortization FinanceLeaseRightOfUseAssetAccumulatedAmortization	1464000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	16904000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	2101000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	14773000	USD
CY2020Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	154955000	USD
CY2020Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29018000	USD
CY2020Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	131650000	USD
CY2020Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	160668000	USD
CY2020Q2	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	13318000	USD
CY2020Q2	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	3427000	USD
CY2020Q2	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	9725000	USD
CY2020Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	13152000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	8794000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	1259000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	34624000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	4252000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	29658000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	2673000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	23123000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	1382000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	70304000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	198180000	USD
CY2020Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	14028000	USD
CY2020Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	37512000	USD
CY2020Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	876000	USD
CY2020Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	160668000	USD
CY2020Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	13152000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	35176000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	30730000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	26119000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	20008000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	14198000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	78105000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	204336000	USD
CY2020Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y3M18D
CY2020Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P2Y3M18D
CY2020Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0517
CY2020Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.0436
CY2011Q2	gff	Net Capital Cost Value In Proposed Remedia Action Plan NetCapitalCostValueInProposedRemediaActionPlan	10000000	USD
	gff	Maximum Percentage Of Segment Adjusted Ebitda To Business Ebitda MaximumPercentageOfSegmentAdjustedEBITDAToBusinessEBITDA	0.50
CY2020Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	71999000	USD
CY2020Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	359464000	USD
CY2020Q2	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	92143000	USD
CY2020Q2	us-gaap	Inventory Net InventoryNet	411028000	USD
CY2020Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	51365000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	1951000	USD
CY2020Q2	us-gaap	Assets Current AssetsCurrent	987950000	USD
CY2020Q2	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	335318000	USD
CY2020Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	154955000	USD
CY2020Q2	us-gaap	Goodwill Goodwill	439667000	USD
CY2020Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	354384000	USD
CY2020Q2	gff	Intercompany Receivables IntercompanyReceivables	0	USD
CY2020Q2	us-gaap	Equity Method Investments EquityMethodInvestments	0	USD
CY2020Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	31860000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	6086000	USD
CY2020Q2	us-gaap	Assets Assets	2310220000	USD
CY2020Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	9235000	USD
CY2020Q2	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	394188000	USD
CY2020Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29018000	USD
CY2020Q2	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities	3730000	USD
CY2020Q2	us-gaap	Liabilities Current LiabilitiesCurrent	436171000	USD
CY2020Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1123365000	USD
CY2020Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	131650000	USD
CY2020Q2	gff	Intercompany Payables IntercompanyPayables	0	USD
CY2020Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	104298000	USD
CY2020Q2	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Noncurrent LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent	6281000	USD
CY2020Q2	us-gaap	Liabilities Liabilities	1801765000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	508455000	USD
CY2020Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2310220000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	72377000	USD
CY2019Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	264450000	USD
CY2019Q3	gff	Contract With Customer Asset And Capitalized Contract Cost Net Current ContractWithCustomerAssetAndCapitalizedContractCostNetCurrent	105111000	USD
CY2019Q3	us-gaap	Inventory Net InventoryNet	442121000	USD
CY2019Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	40799000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	321000	USD
CY2019Q3	us-gaap	Assets Current AssetsCurrent	925179000	USD
CY2019Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	337326000	USD
CY2019Q3	us-gaap	Goodwill Goodwill	437067000	USD
CY2019Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	356639000	USD
CY2019Q3	gff	Intercompany Receivables IntercompanyReceivables	0	USD
CY2019Q3	us-gaap	Equity Method Investments EquityMethodInvestments	0	USD
CY2019Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	15840000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	2888000	USD
CY2019Q3	us-gaap	Assets Assets	2074939000	USD
CY2019Q3	us-gaap	Long Term Debt Current LongTermDebtCurrent	10525000	USD
CY2019Q3	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	375241000	USD
CY2019Q3	us-gaap	Disposal Group Including Discontinued Operation Accrued Liabilities DisposalGroupIncludingDiscontinuedOperationAccruedLiabilities	4333000	USD
CY2019Q3	us-gaap	Liabilities Current LiabilitiesCurrent	390099000	USD
CY2019Q3	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1093749000	USD
CY2019Q3	gff	Intercompany Payables IntercompanyPayables	0	USD
CY2019Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	109997000	USD
CY2019Q3	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Noncurrent LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent	3331000	USD
CY2019Q3	us-gaap	Liabilities Liabilities	1597176000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	477763000	USD
CY2019Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2074939000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	632061000	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	467058000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	165003000	USD
CY2020Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	113509000	USD
CY2020Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	51494000	USD
CY2020Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-16585000	USD
CY2020Q2	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-1235000	USD
CY2020Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	806000	USD
CY2020Q2	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-17014000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	34480000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12649000	USD
CY2020Q2	gff	Income Loss Before Equity Method Investments After Income Taxes IncomeLossBeforeEquityMethodInvestmentsAfterIncomeTaxes	21831000	USD
CY2020Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	21831000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	30533000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	574970000	USD
CY2019Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	420487000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	154483000	USD
CY2019Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	117989000	USD
CY2019Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	36494000	USD
CY2019Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-17087000	USD
CY2019Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	979000	USD
CY2019Q2	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-16108000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20386000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6258000	USD
CY2019Q2	gff	Income Loss Before Equity Method Investments After Income Taxes IncomeLossBeforeEquityMethodInvestmentsAfterIncomeTaxes	14128000	USD
CY2019Q2	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	14128000	USD
CY2019Q2	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	0	USD
CY2019Q2	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	533000	USD
CY2019Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-533000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	13595000	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12560000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1746849000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1279893000	USD
	us-gaap	Gross Profit GrossProfit	466956000	USD
	gff	Income Loss Before Equity Method Investments After Income Taxes IncomeLossBeforeEquityMethodInvestmentsAfterIncomeTaxes	33338000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
	us-gaap	Net Income Loss NetIncomeLoss	33338000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	34047000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1635125000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1200092000	USD
	us-gaap	Gross Profit GrossProfit	435033000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	343526000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	91507000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	357774000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	109182000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-49096000	USD
	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-7925000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2199000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-54822000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	54360000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	21022000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	-50723000	USD
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	3251000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-47472000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	44035000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14664000	USD
	gff	Income Loss Before Equity Method Investments After Income Taxes IncomeLossBeforeEquityMethodInvestmentsAfterIncomeTaxes	29371000	USD
	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	0	USD
	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	29371000	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	-11000000	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-2821000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-8179000	USD
	us-gaap	Net Income Loss NetIncomeLoss	21192000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	17587000	USD
	us-gaap	Net Income Loss NetIncomeLoss	33338000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	55944000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	34751000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	10531000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	130000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	339000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-45073000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	7479000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1230618000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1205231000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-31000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-9305000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	16543000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10639000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	9219000	USD
	us-gaap	Payments For Proceeds From Investments PaymentsForProceedsFromInvestments	149000	USD
	gff	Discontinued Operation Payment Of Claims Dispute Settlement DiscontinuedOperationPaymentOfClaimsDisputeSettlement	9500000	USD
	gff	Proceeds From Payments For Insurance Settlement Investing Activities ProceedsFromPaymentsForInsuranceSettlementInvestingActivities	-10604000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	104000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-57162000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1478000	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-2481000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	537000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-378000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	72377000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	71999000	USD
	us-gaap	Net Income Loss NetIncomeLoss	21192000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	-8179000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	14982000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	27794000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	156800000	USD
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	108260000	USD
	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	1686000	USD
	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	1012000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	10262000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-197000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	33905000	USD
	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	-3874000	USD
	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	503000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-11646000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	69758000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	58112000	USD

Files In Submission

Name	View Source	Status
0000050725-20-000055-index-headers.html	Edgar Link	pending
0000050725-20-000055-index.html	Edgar Link	pending
0000050725-20-000055.txt	Edgar Link	pending
0000050725-20-000055-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
gff-20200630.xsd	Edgar Link	pending
gff-20200630_cal.xml	Edgar Link	unprocessable
gff-20200630_def.xml	Edgar Link	unprocessable
gff-20200630_lab.xml	Edgar Link	unprocessable
gff-20200630_pre.xml	Edgar Link	unprocessable
gff6-30x202010q.htm	Edgar Link	pending
gff6-30x202010q1311.htm	Edgar Link	pending
gff6-30x202010q1312.htm	Edgar Link	pending
gff6-30x202010q132.htm	Edgar Link	pending
gff6-30x202010q_htm.xml	Edgar Link	completed
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$GFF
GRIFFON CORP Stock $gff

2020 Q2 Form 10-Q Financial Statement

#000005072520000055 Filed on July 31, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GFF GRIFFON CORP Stock $gff

2020 Q2 Form 10-Q Financial Statement

#000005072520000055 Filed on July 31, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GFF
GRIFFON CORP Stock $gff