$APOG
APOGEE ENTERPRISES, INC. Stock $apog

$apog Overview Financials Valuation SEC Filings Company Website

2021 Q1 Form 10-Q Financial Statement

#000000684521000003 Filed on January 07, 2021

Income Statement

Concept	2021 Q1	2020 Q4	2020 Q3
Revenue	$308.6M	$313.6M	$319.5M
YoY Change	-8.45%	-7.2%	-10.52%
Cost Of Revenue	$233.7M	$244.0M	$243.3M
YoY Change	-9.98%	-7.44%	-10.17%
Gross Profit	$74.90M	$69.59M	$76.19M
YoY Change	-3.32%	-6.36%	-11.62%
Gross Profit Margin	24.27%	22.19%	23.85%
Selling, General & Admin	$70.20M	$19.84M	$52.97M
YoY Change	17.39%	-62.37%	-9.65%
% of Gross Profit	93.72%	28.5%	69.53%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$13.40M	$12.70M	$12.80M
YoY Change	10.74%	6.72%	9.4%
% of Gross Profit	17.89%	18.25%	16.8%
Operating Expenses	$72.20M	$19.84M	$52.97M
YoY Change	16.64%	-62.37%	-9.65%
Operating Profit	$2.700M	$49.75M	$23.22M
YoY Change	-82.66%	130.39%	-15.81%
Interest Expense	-$200.0K	$1.502M	$1.324M
YoY Change	-86.67%	-24.71%	-48.4%
% of Operating Profit	-7.41%	3.02%	5.7%
Other Income/Expense, Net	$800.0K	$472.0K	$1.260M
YoY Change		104.33%	247.11%
Pretax Income	-$53.30M	$48.72M	$23.15M
YoY Change	-478.01%	145.69%	-8.76%
Income Tax	-$10.90M	$11.45M	$5.493M
% Of Pretax Income		23.5%	23.73%
Net Earnings	-$42.40M	$37.27M	$17.66M
YoY Change	-454.57%	144.67%	-8.41%
Net Earnings / Revenue	-13.74%	11.89%	5.53%
Basic Earnings Per Share		$1.44	$0.68
Diluted Earnings Per Share	-$1.656M	$1.42	$0.67
COMMON SHARES
Basic Shares Outstanding	26.01M shares	25.88M shares	26.16M shares
Diluted Shares Outstanding		26.23M shares	26.53M shares

Balance Sheet

Concept	2021 Q1	2020 Q4	2020 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$47.30M	$55.40M	$19.00M
YoY Change	215.33%	448.51%	37.68%
Cash & Equivalents	$47.28M	$55.41M	$19.00M
Short-Term Investments
Other Short-Term Assets	$25.20M	$14.40M	$26.30M
YoY Change	-1.18%	-64.3%	-0.38%
Inventory	$72.82M	$73.82M	$70.19M
Prepaid Expenses
Receivables	$175.9M	$172.9M	$165.7M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$350.7M	$345.6M	$311.7M
YoY Change	-8.18%	-12.92%	-20.34%
LONG-TERM ASSETS
Property, Plant & Equipment	$298.4M	$302.1M	$314.3M
YoY Change	-8.0%	-7.46%	-1.54%
Goodwill	$130.1M	$192.9M	$192.6M
YoY Change	-29.87%	3.83%	3.64%
Intangibles	$130.1M	$136.8M	$137.8M
YoY Change	-7.23%	-4.16%	-4.73%
Long-Term Investments
YoY Change
Other Assets	$46.97M	$45.59M	$44.51M
YoY Change	6.51%	9.62%	-1.09%
Total Long-Term Assets	$664.4M	$740.3M	$742.8M
YoY Change	-11.06%	-1.66%	-0.63%
TOTAL ASSETS
Total Short-Term Assets	$350.7M	$345.6M	$311.7M
Total Long-Term Assets	$664.4M	$740.3M	$742.8M
Total Assets	$1.015B	$1.086B	$1.054B
YoY Change	-10.09%	-5.55%	-7.4%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$76.20M	$69.72M	$66.17M
YoY Change	10.35%	4.75%	-3.34%
Accrued Expenses	$86.70M	$78.80M	$79.10M
YoY Change	-28.64%	-28.49%	-11.42%
Deferred Revenue	$22.79M	$25.95M	$23.75M
YoY Change	-30.3%
Short-Term Debt	$150.0M	$150.0M	$150.0M
YoY Change		0.0%	0.0%
Long-Term Debt Due	$2.000M	$2.000M	$152.0M
YoY Change	-62.96%	-98.71%	-2.19%
Total Short-Term Liabilities	$217.6M	$211.7M	$361.8M
YoY Change	-21.42%	-47.01%	-2.55%
LONG-TERM LIABILITIES
Long-Term Debt	$163.0M	$166.5M	$15.67M
YoY Change	-23.29%	73.66%	-86.65%
Other Long-Term Liabilities	$68.48M	$81.27M	$80.68M
YoY Change	20.44%	23.8%	1.97%
Total Long-Term Liabilities	$231.5M	$247.7M	$96.36M
YoY Change	-14.06%	53.39%	-50.97%
TOTAL LIABILITIES
Total Short-Term Liabilities	$217.6M	$211.7M	$361.8M
Total Long-Term Liabilities	$231.5M	$247.7M	$96.36M
Total Liabilities	$449.0M	$459.4M	$458.1M
YoY Change	-17.79%	-18.11%	-19.31%
SHAREHOLDERS EQUITY
Retained Earnings	$357.2M	$414.7M	$394.6M
YoY Change	-7.93%	7.72%	5.39%
Common Stock	$8.571M	$8.654M	$8.823M
YoY Change	-2.76%	-2.23%	-0.32%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$492.7M	$547.3M	$526.2M
YoY Change
Total Liabilities & Shareholders Equity	$1.015B	$1.086B	$1.054B
YoY Change	-10.09%	-5.55%	-7.4%

Cashflow Statement

Concept	2021 Q1	2020 Q4	2020 Q3
OPERATING ACTIVITIES
Net Income	-$42.40M	$37.27M	$17.66M
YoY Change	-454.57%	144.67%	-8.41%
Depreciation, Depletion And Amortization	$13.40M	$12.70M	$12.80M
YoY Change	10.74%	6.72%	9.4%
Cash From Operating Activities	$21.40M	$35.20M	$61.30M
YoY Change	-60.15%	-1.68%	122.91%
INVESTING ACTIVITIES
Capital Expenditures	-$9.100M	-$2.900M	-$5.600M
YoY Change	-10.78%	-84.41%	-50.88%
Acquisitions
YoY Change
Other Investing Activities	$1.400M	$23.60M	$100.0K
YoY Change	-70.21%	11700.0%	-66.67%
Cash From Investing Activities	-$7.600M	$20.70M	-$5.500M
YoY Change	35.71%	-212.5%	-50.0%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-22.20M	-19.60M	-48.80M
YoY Change	-49.08%	-25.19%	85.55%
NET CHANGE
Cash From Operating Activities	21.40M	35.20M	61.30M
Cash From Investing Activities	-7.600M	20.70M	-5.500M
Cash From Financing Activities	-22.20M	-19.60M	-48.80M
Net Change In Cash	-8.400M	36.30M	7.000M
YoY Change	-286.67%	-512.5%	-171.43%
FREE CASH FLOW
Cash From Operating Activities	$21.40M	$35.20M	$61.30M
Capital Expenditures	-$9.100M	-$2.900M	-$5.600M
Free Cash Flow	$30.50M	$38.10M	$66.90M
YoY Change	-52.27%	-29.96%	71.98%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity File Number EntityFileNumber	0-6365
	dei	Entity Central Index Key EntityCentralIndexKey	0000006845
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--02-27
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-11-28
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity Registrant Name EntityRegistrantName	APOGEE ENTERPRISES, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MN
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	41-0919654
	dei	Entity Address Address Line1 EntityAddressAddressLine1	4400 West 78th Street, Suite 520
	dei	Entity Address City Or Town EntityAddressCityOrTown	Minneapolis
	dei	Entity Address State Or Province EntityAddressStateOrProvince	MN
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	55435
	dei	City Area Code CityAreaCode	952
	dei	Local Phone Number LocalPhoneNumber	835-1874
	dei	Security12b Title Security12bTitle	Common stock, par value $0.33 1/3 per share
	dei	Trading Symbol TradingSymbol	APOG
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	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
CY2021Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	26007703	shares
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	55413000	USD
CY2020Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14952000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	172877000	USD
CY2020Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	196806000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	73815000	USD
CY2020Q1	us-gaap	Inventory Net InventoryNet	71089000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	29141000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	73582000	USD
CY2020Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	14389000	USD
CY2020Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	25481000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	345635000	USD
CY2020Q1	us-gaap	Assets Current AssetsCurrent	381910000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	302082000	USD
CY2020Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	324386000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	62950000	USD
CY2020Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	52892000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	192883000	USD
CY2020Q1	us-gaap	Goodwill Goodwill	185516000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	136843000	USD
CY2020Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	140191000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	45589000	USD
CY2020Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	44096000	USD
CY2020Q4	us-gaap	Assets Assets	1085982000	USD
CY2020Q1	us-gaap	Assets Assets	1128991000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	69719000	USD
CY2020Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	69056000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	40170000	USD
CY2020Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	40119000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	25945000	USD
CY2020Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	32696000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	12098000	USD
CY2020Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	11272000	USD
CY2020Q4	us-gaap	Debt Current DebtCurrent	2000000	USD
CY2020Q1	us-gaap	Debt Current DebtCurrent	5400000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	61768000	USD
CY2020Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	118314000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	211700000	USD
CY2020Q1	us-gaap	Liabilities Current LiabilitiesCurrent	276857000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	166463000	USD
CY2020Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	212500000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	53122000	USD
CY2020Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	43163000	USD
CY2020Q4	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	26085000	USD
CY2020Q1	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	22831000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	81269000	USD
CY2020Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	56862000	USD
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.33
CY2020Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.33
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000	shares
CY2020Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	25962041	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	25962041	shares
CY2020Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	26443166	shares
CY2020Q1	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	26443166	shares
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	8654000	USD
CY2020Q1	us-gaap	Common Stock Value CommonStockValue	8814000	USD
CY2020Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	155974000	USD
CY2020Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	154016000	USD
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	414749000	USD
CY2020Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	388010000	USD
CY2020Q4	us-gaap	Common Stock Issued Employee Stock Trust CommonStockIssuedEmployeeStockTrust	183000	USD
CY2020Q1	us-gaap	Common Stock Issued Employee Stock Trust CommonStockIssuedEmployeeStockTrust	685000	USD
CY2020Q4	us-gaap	Compensation And Benefits Trust CompensationAndBenefitsTrust	183000	USD
CY2020Q1	us-gaap	Compensation And Benefits Trust CompensationAndBenefitsTrust	685000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-32034000	USD
CY2020Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-34062000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	547343000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	516778000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1085982000	USD
CY2020Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1128991000	USD
CY2020Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	313583000	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	337916000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	922162000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1050340000	USD
CY2020Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	243998000	USD
CY2019Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	263606000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	716139000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	808856000	USD
CY2020Q4	us-gaap	Gross Profit GrossProfit	69585000	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	74310000	USD
	us-gaap	Gross Profit GrossProfit	206023000	USD
	us-gaap	Gross Profit GrossProfit	241484000	USD
CY2020Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	19835000	USD
CY2019Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	52716000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	126590000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	169274000	USD
CY2020Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	49750000	USD
CY2019Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	21594000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	79433000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	72210000	USD
CY2020Q4	us-gaap	Interest Expense InterestExpense	1502000	USD
CY2019Q4	us-gaap	Interest Expense InterestExpense	1995000	USD
	us-gaap	Interest Expense InterestExpense	4240000	USD
	us-gaap	Interest Expense InterestExpense	7176000	USD
CY2020Q4	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	472000	USD
CY2019Q4	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	231000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	684000	USD
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	599000	USD
CY2020Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	48720000	USD
CY2019Q4	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	19830000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	75877000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	65633000	USD
CY2020Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11447000	USD
CY2019Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4596000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	18070000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15677000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	37273000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	15234000	USD
	us-gaap	Net Income Loss NetIncomeLoss	57807000	USD
	us-gaap	Net Income Loss NetIncomeLoss	49956000	USD
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.44
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.58
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.22
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.89
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.42
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.57
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.19
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.87
CY2020Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25883000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26432000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26068000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26481000	shares
CY2020Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26225000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26750000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26350000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26776000	shares
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	37273000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	15234000	USD
	us-gaap	Net Income Loss NetIncomeLoss	57807000	USD
	us-gaap	Net Income Loss NetIncomeLoss	49956000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	0	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-11000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	39000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	38000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-44000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	145000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	145000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	90000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	119000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	305000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	146000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	294000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	387000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	997000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	476000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	899000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-491000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	887000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-586000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1191000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-148000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2029000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	35000	USD
CY2020Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	38464000	USD
CY2019Q4	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	15086000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	59836000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	49991000	USD
	us-gaap	Net Income Loss NetIncomeLoss	57807000	USD
	us-gaap	Net Income Loss NetIncomeLoss	49956000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	38000000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	34681000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	6163000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	4617000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	5012000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	10088000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	19346000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	623000	USD
	apog	Operating Lease Right Of Use Asset Amortization OperatingLeaseRightOfUseAssetAmortization	9531000	USD
	apog	Operating Lease Right Of Use Asset Amortization OperatingLeaseRightOfUseAssetAmortization	8993000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	69000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	2007000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-24153000	USD
	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	5288000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	2722000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-2474000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-44501000	USD
	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	17156000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-43915000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-22457000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-6981000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	4901000	USD
	us-gaap	Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable	12424000	USD
	us-gaap	Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable	-6159000	USD
	apog	Increase Decrease Operating Lease Liabilities IncreaseDecreaseOperatingLeaseLiabilities	9168000	USD
	apog	Increase Decrease Operating Lease Liabilities IncreaseDecreaseOperatingLeaseLiabilities	7468000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-5122000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	951000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	120512000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	53601000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	17116000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	41176000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	23724000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	591000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1090000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	857000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	5518000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-41442000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	193332000	USD
	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	108000000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-5400000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	13808000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	150000000	USD
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	237500000	USD
	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	252500000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	20731000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	20010000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	14546000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-853000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2584000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-85698000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-30902000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	40332000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-18743000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	129000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	32000	USD
CY2020Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14952000	USD
CY2019Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	29241000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	55413000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10530000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	684000	USD
	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1205000	USD
CY2020Q1	us-gaap	Shares Outstanding SharesOutstanding	26443000	shares
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	516778000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	2876000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	26000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	97000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	-189000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-617000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-6151000	USD
CY2020Q2	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	183000	shares
CY2020Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	23000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1406000	USD
CY2020Q2	us-gaap	Stock Redeemed Or Called During Period Shares StockRedeemedOrCalledDuringPeriodShares	231000	shares
CY2020Q2	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	4731000	USD
CY2020Q2	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	26000	shares
CY2020Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	665000	USD
CY2020Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4872000	USD
CY2020Q2	us-gaap	Shares Outstanding SharesOutstanding	26369000	shares
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	504144000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	17658000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	13000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	50000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	404000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	1319000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	6139000	USD
CY2020Q3	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	121000	shares
CY2020Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	18000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2256000	USD
CY2020Q3	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	23000	shares
CY2020Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-537000	USD
CY2020Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4879000	USD
CY2020Q3	us-gaap	Shares Outstanding SharesOutstanding	26467000	shares
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	526168000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	37273000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	0	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	90000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	294000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	899000	USD
CY2020Q4	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	10000	shares
CY2020Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	18000	USD
CY2020Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	2501000	USD
CY2020Q4	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	127000	shares
CY2020Q4	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1456000	USD
CY2020Q4	us-gaap	Stock Redeemed Or Called During Period Shares StockRedeemedOrCalledDuringPeriodShares	620000	shares
CY2020Q4	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	16000000	USD
CY2020Q4	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	22000	shares
CY2020Q4	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-469000	USD
CY2020Q4	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4795000	USD
CY2020Q4	us-gaap	Shares Outstanding SharesOutstanding	25962000	shares
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	547343000	USD
CY2019Q1	us-gaap	Shares Outstanding SharesOutstanding	27015000	shares
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	496317000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	15443000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	47000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	181000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	2000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	5000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-2560000	USD
CY2019Q2	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	79000	shares
CY2019Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	40000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	19279000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1618000	USD
CY2019Q2	us-gaap	Stock Redeemed Or Called During Period Shares StockRedeemedOrCalledDuringPeriodShares	532000	shares
CY2019Q2	us-gaap	Stock Redeemed Or Called During Period Value StockRedeemedOrCalledDuringPeriodValue	20010000	USD
CY2019Q2	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	32000	shares
CY2019Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	1460000	USD
CY2019Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4598000	USD
CY2019Q2	us-gaap	Shares Outstanding SharesOutstanding	26530000	shares
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	484976000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	2000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	8000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	25000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	84000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	2465000	USD
CY2019Q3	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	44000	shares
CY2019Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	42000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1582000	USD
CY2019Q3	us-gaap	Stock Repurchased And Retired During Period Shares StockRepurchasedAndRetiredDuringPeriodShares	20000	shares
CY2019Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-750000	USD
CY2019Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4605000	USD
CY2019Q3	us-gaap	Shares Outstanding SharesOutstanding	26554000	shares
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	503081000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	15234000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-11000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-44000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	119000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	387000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-491000	USD
CY2019Q4	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	-1000	shares
CY2019Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	44000	USD
CY2019Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1417000	USD
CY2019Q4	us-gaap	Stock Redeemed Or Called During Period Shares StockRedeemedOrCalledDuringPeriodShares	0	shares
CY2019Q4	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-44000	USD
CY2019Q4	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	4605000	USD
CY2019Q4	us-gaap	Shares Outstanding SharesOutstanding	26553000	shares
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	514979000	USD
CY2020Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	313583000	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	337916000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	922162000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1050340000	USD
CY2020Q4	us-gaap	Accounts Receivable Gross AccountsReceivableGross	174739000	USD
CY2020Q1	us-gaap	Accounts Receivable Gross AccountsReceivableGross	199275000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1862000	USD
CY2020Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2469000	USD
CY2020Q4	us-gaap	Accounts Receivable Net AccountsReceivableNet	172877000	USD
CY2020Q1	us-gaap	Accounts Receivable Net AccountsReceivableNet	196806000	USD
CY2020Q1	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	2469000	USD
	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	325000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Recoveries AllowanceForDoubtfulAccountsReceivableRecoveries	884000	USD
	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	-48000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1862000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	71194000	USD
CY2020Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	110923000	USD
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	27965000	USD
CY2020Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	35954000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2044000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	4589000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	16239000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	22044000	USD
CY2020Q4	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	4016000	USD
CY2019Q4	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	1776000	USD
	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	10545000	USD
	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	5298000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	901600000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	498623000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	331219000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	71786000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	901628000	USD
CY2020Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	43292000	USD
CY2020Q1	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	36611000	USD
CY2020Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	16337000	USD
CY2020Q1	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	17520000	USD
CY2020Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	14186000	USD
CY2020Q1	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	16958000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	73815000	USD
CY2020Q1	us-gaap	Inventory Net InventoryNet	71089000	USD
CY2020Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	13281000	USD
CY2020Q1	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	12822000	USD
CY2020Q4	apog	Acquired Contract Liabilities Current AcquiredContractLiabilitiesCurrent	3297000	USD
CY2020Q1	apog	Acquired Contract Liabilities Current AcquiredContractLiabilitiesCurrent	48962000	USD
CY2020Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	13078000	USD
CY2020Q1	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	5952000	USD
CY2020Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	9912000	USD
CY2020Q1	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	8307000	USD
CY2020Q4	apog	Additional Other Liabilities Current AdditionalOtherLiabilitiesCurrent	22200000	USD
CY2020Q1	apog	Additional Other Liabilities Current AdditionalOtherLiabilitiesCurrent	42271000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	61768000	USD
CY2020Q1	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	118314000	USD
CY2020Q1	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	8452000	USD
CY2020Q4	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	15717000	USD
CY2020Q1	us-gaap	Accumulated Deferred Investment Tax Credit AccumulatedDeferredInvestmentTaxCredit	15717000	USD
CY2020Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	8138000	USD
CY2020Q1	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	8294000	USD
CY2020Q4	us-gaap	Deferred Compensation Liability Classified Noncurrent DeferredCompensationLiabilityClassifiedNoncurrent	8437000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	20014000	USD
CY2020Q1	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	7940000	USD
CY2020Q4	apog	Additional Other Liabilities Noncurrent AdditionalOtherLiabilitiesNoncurrent	28963000	USD
CY2020Q1	apog	Additional Other Liabilities Noncurrent AdditionalOtherLiabilitiesNoncurrent	16459000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	81269000	USD
CY2020Q1	us-gaap	Other Accrued Liabilities Noncurrent OtherAccruedLiabilitiesNoncurrent	56862000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	7682000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	7978000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	771000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	779000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	3303000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3428000	USD
CY2020Q4	apog	Availableforsale Securities Debt Maturities After Fifteen Years Amortized Cost Basis AvailableforsaleSecuritiesDebtMaturitiesAfterFifteenYearsAmortizedCostBasis	800000	USD
CY2020Q4	apog	Availableforsale Securities Debt Maturities After Fifteen Years Fair Value AvailableforsaleSecuritiesDebtMaturitiesAfterFifteenYearsFairValue	830000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	12556000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	13015000	USD
CY2020Q1	apog	Shortterm Investments Municipal And Corporate Bonds ShorttermInvestmentsMunicipalAndCorporateBonds	11967000	USD
CY2020Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	27000000	USD
CY2020Q4	us-gaap	Commercial Paper At Carrying Value CommercialPaperAtCarryingValue	4300000	USD
CY2020Q4	apog	Shortterm Investments Municipal And Corporate Bonds ShorttermInvestmentsMunicipalAndCorporateBonds	13015000	USD
CY2020Q4	us-gaap	Cash Surrender Value Fair Value Disclosure CashSurrenderValueFairValueDisclosure	17704000	USD
CY2020Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	896000	USD
CY2020Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	14027000	USD
CY2020Q4	us-gaap	Interest Rate Derivative Liabilities At Fair Value InterestRateDerivativeLiabilitiesAtFairValue	676000	USD
CY2020Q1	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	2689000	USD
CY2020Q1	us-gaap	Commercial Paper At Carrying Value CommercialPaperAtCarryingValue	1500000	USD
CY2020Q1	us-gaap	Cash Surrender Value Fair Value Disclosure CashSurrenderValueFairValueDisclosure	16560000	USD
CY2020Q1	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	14042000	USD
CY2020Q1	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	340000	USD
CY2020Q1	us-gaap	Interest Rate Derivative Liabilities At Fair Value InterestRateDerivativeLiabilitiesAtFairValue	561000	USD
CY2019Q1	us-gaap	Goodwill Goodwill	185832000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	316000	USD
CY2020Q1	us-gaap	Goodwill Goodwill	185516000	USD
	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	6315000	USD
	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-1052000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	192883000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	160940000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	71821000	USD
CY2020Q4	apog	Finite Lived Identifiable Intangible Assets Foreign Currency Translation Adjustment FiniteLivedIdentifiableIntangibleAssetsForeignCurrencyTranslationAdjustment	-1923000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	91042000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	206240000	USD
CY2020Q4	apog	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	71821000	USD
CY2020Q4	apog	Intangible Assets Foreign Currency Translation IntangibleAssetsForeignCurrencyTranslation	-2424000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	136843000	USD
CY2020Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	161308000	USD
CY2020Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	65637000	USD
CY2020Q1	apog	Finite Lived Identifiable Intangible Assets Foreign Currency Translation Adjustment FiniteLivedIdentifiableIntangibleAssetsForeignCurrencyTranslationAdjustment	781000	USD
CY2020Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	94890000	USD
CY2020Q1	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	206729000	USD
CY2020Q1	apog	Intangible Assets Accumulated Amortization IntangibleAssetsAccumulatedAmortization	65637000	USD
CY2020Q1	apog	Intangible Assets Foreign Currency Translation IntangibleAssetsForeignCurrencyTranslation	901000	USD
CY2020Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	140191000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5600000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5700000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	1999000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	7993000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	7902000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	7571000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	7247000	USD
CY2020Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	150000000	USD
	us-gaap	Interest Paid InterestPaid	3700000	USD
	us-gaap	Interest Paid InterestPaid	7300000	USD
CY2020Q4	us-gaap	Operating Lease Cost OperatingLeaseCost	3477000	USD
CY2019Q4	us-gaap	Operating Lease Cost OperatingLeaseCost	3445000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	10329000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	10308000	USD
CY2020Q4	us-gaap	Short Term Lease Cost ShortTermLeaseCost	472000	USD
CY2019Q4	us-gaap	Short Term Lease Cost ShortTermLeaseCost	427000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1384000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1606000	USD
CY2020Q4	us-gaap	Variable Lease Cost VariableLeaseCost	678000	USD
CY2019Q4	us-gaap	Variable Lease Cost VariableLeaseCost	843000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	2071000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	2223000	USD
CY2020Q4	us-gaap	Lease Cost LeaseCost	4627000	USD
CY2019Q4	us-gaap	Lease Cost LeaseCost	4715000	USD
	us-gaap	Lease Cost LeaseCost	13784000	USD
	us-gaap	Lease Cost LeaseCost	14137000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	10233000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	10335000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	19623000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	15948000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y9M18D
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y10M24D
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0318
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0357
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	10078000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	66857000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	3381000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	13866000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	12662000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	10740000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	8994000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	7136000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1637000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	65220000	USD
CY2020Q3	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	25100000	USD
CY2020Q3	us-gaap	Sale Leaseback Transaction Net Book Value SaleLeasebackTransactionNetBookValue	4300000	USD
CY2020Q3	us-gaap	Sale And Leaseback Transaction Gain Loss Net SaleAndLeasebackTransactionGainLossNet	19300000	USD
CY2020Q3	apog	Lessee Operating Lease Lease Not Yet Commenced Undiscounted Amount LesseeOperatingLeaseLeaseNotYetCommencedUndiscountedAmount	8200000	USD
CY2020Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	1100000000	USD
CY2020Q4	apog	Companies Backlog Related To Sales CompaniesBacklogRelatedToSales	527800000	USD
CY2020Q1	us-gaap	Extended Product Warranty Accrual ExtendedProductWarrantyAccrual	15629000	USD
CY2019Q1	us-gaap	Extended Product Warranty Accrual ExtendedProductWarrantyAccrual	16737000	USD
	us-gaap	Extended Product Warranty Accrual Warranties Issued ExtendedProductWarrantyAccrualWarrantiesIssued	4175000	USD
	us-gaap	Extended Product Warranty Accrual Warranties Issued ExtendedProductWarrantyAccrualWarrantiesIssued	5996000	USD
	us-gaap	Extended Product Warranty Accrual Payments ExtendedProductWarrantyAccrualPayments	4071000	USD
	us-gaap	Extended Product Warranty Accrual Payments ExtendedProductWarrantyAccrualPayments	7807000	USD
CY2020Q4	us-gaap	Extended Product Warranty Accrual ExtendedProductWarrantyAccrual	15733000	USD
CY2019Q4	us-gaap	Extended Product Warranty Accrual ExtendedProductWarrantyAccrual	14926000	USD
CY2020Q4	apog	Project Related Liability ProjectRelatedLiability	3300000	USD
CY2020Q1	apog	Project Related Liability ProjectRelatedLiability	49000000.0	USD
CY2020Q4	us-gaap	Purchase Obligation PurchaseObligation	207500000	USD
	apog	Gross Proceeds From New Markets Tax Credit Transaction GrossProceedsFromNewMarketsTaxCreditTransaction	15800	USD
CY2020Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	3500	USD
	apog	New Markets Tax Credit Transaction Benefit Net NewMarketsTaxCreditTransactionBenefitNet	12300	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	6200000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	4600000	USD
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	100341	shares
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	8.34
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	660600	shares
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	23.04
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	11.45
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	633700	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	23.04
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P9Y7M6D
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	2889672	USD
	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	0	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	2059	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	633700	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	23.04
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P9Y7M6D
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	2889672	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1500000	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue	1800000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	309259	shares
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	40.58
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	342196	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	20.46
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	140953	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	39.76
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	34.38
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	508443	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	27.29
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	8600000	USD
CY2020Q4	apog	Liabilityforuncertaintaxpositionscurrentandnoncurrent Liabilityforuncertaintaxpositionscurrentandnoncurrent	4300000	USD
CY2020Q1	apog	Liabilityforuncertaintaxpositionscurrentandnoncurrent Liabilityforuncertaintaxpositionscurrentandnoncurrent	4100000	USD
CY2020Q4	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Amount Of Unrecorded Benefit SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit	400000	USD
CY2020Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25883000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26432000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26068000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	26481000	shares
CY2020Q4	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	342000	shares
CY2019Q4	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	318000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	282000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	295000	shares
CY2020Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26225000	shares
CY2019Q4	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26750000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26350000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26776000	shares
CY2020Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	159000	shares
CY2019Q4	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	152000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	238000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	152000	shares
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	Segment
CY2020Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	313583000	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	337916000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	922162000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1050340000	USD
CY2020Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	49750000	USD
CY2019Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	21594000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	79433000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	72210000	USD

Files In Submission

Name	View Source	Status
0000006845-21-000003-index-headers.html	Edgar Link	pending
0000006845-21-000003-index.html	Edgar Link	pending
0000006845-21-000003.txt	Edgar Link	pending
0000006845-21-000003-xbrl.zip	Edgar Link	pending
apog-20201128.htm	Edgar Link	pending
apog-20201128.xsd	Edgar Link	pending
apog-20201128_cal.xml	Edgar Link	unprocessable
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$APOG
APOGEE ENTERPRISES, INC. Stock $apog

2021 Q1 Form 10-Q Financial Statement

#000000684521000003 Filed on January 07, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$APOG APOGEE ENTERPRISES, INC. Stock $apog

2021 Q1 Form 10-Q Financial Statement

#000000684521000003 Filed on January 07, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$APOG
APOGEE ENTERPRISES, INC. Stock $apog