$GNTX
GENTEX CORP Stock $gntx

$gntx Overview Financials Valuation SEC Filings Company Website

2023 Q4 Form 10-Q Financial Statement

#000035581123000056 Filed on November 03, 2023

Income Statement

Concept	2023 Q4	2023 Q3
Revenue	$589.1M	$575.8M
YoY Change	19.34%	16.65%
Cost Of Revenue	$385.8M	$384.4M
YoY Change	13.52%	10.96%
Gross Profit	$203.4M	$191.4M
YoY Change	32.2%	30.05%
Gross Profit Margin	34.52%	33.24%
Selling, General & Admin	$29.06M	$28.83M
YoY Change	17.27%	7.29%
% of Gross Profit	14.29%	15.06%
Research & Development	$41.53M	$40.20M
YoY Change	18.89%	19.84%
% of Gross Profit	20.42%	21.0%
Depreciation & Amortization	$22.32M	$22.20M
YoY Change	-4.12%	-4.46%
% of Gross Profit	10.98%	11.6%
Operating Expenses	$70.59M	$69.02M
YoY Change	18.22%	14.26%
Operating Profit	$132.8M	$122.4M
YoY Change	41.07%	41.05%
Interest Expense	$3.816M	$3.900M
YoY Change	139.96%	160.55%
% of Operating Profit	2.87%	3.19%
Other Income/Expense, Net	-$688.6K	$2.064M
YoY Change	174.62%	-427.98%
Pretax Income	$135.9M	$124.5M
YoY Change	42.37%	44.47%
Income Tax	$18.96M	$19.75M
% Of Pretax Income	13.95%	15.87%
Net Earnings	$116.9M	$104.7M
YoY Change	35.72%	44.14%
Net Earnings / Revenue	19.85%	18.19%
Basic Earnings Per Share	$0.50	$0.45
Diluted Earnings Per Share	$0.50	$0.45
COMMON SHARES
Basic Shares Outstanding	233.3M shares	233.4M shares
Diluted Shares Outstanding		230.5M shares

Balance Sheet

Concept	2023 Q4	2023 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$240.8M	$278.1M
YoY Change	1.27%	16.33%
Cash & Equivalents	$226.4M	$260.6M
Short-Term Investments	$14.36M	$17.50M
Other Short-Term Assets	$32.66M	$30.80M
YoY Change	8.75%	-22.16%
Inventory	$402.5M	$395.5M
Prepaid Expenses
Receivables	$321.8M	$351.1M
Other Receivables	$0.00	$0.00
Total Short-Term Assets	$997.7M	$1.055B
YoY Change	5.17%	6.68%
LONG-TERM ASSETS
Property, Plant & Equipment	$652.9M	$606.2M
YoY Change	18.7%	15.09%
Goodwill	$340.1M	$313.2M
YoY Change	8.38%	-0.22%
Intangibles	$214.0M	$204.9M
YoY Change	-2.44%	-8.61%
Long-Term Investments	$299.1M	$21.50M
YoY Change	517.94%	-45.84%
Other Assets	$960.8M	$896.7M
YoY Change	15.97%	12.75%
Total Long-Term Assets	$1.614B	$1.503B
YoY Change	17.06%	13.68%
TOTAL ASSETS
Total Short-Term Assets	$997.7M	$1.055B
Total Long-Term Assets	$1.614B	$1.503B
Total Assets	$2.611B	$2.558B
YoY Change	12.21%	10.69%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$184.4M	$171.4M
YoY Change	21.52%	-0.04%
Accrued Expenses	$58.74M	$103.0M
YoY Change	-40.55%	9.94%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$271.6M	$274.4M
YoY Change	8.4%	3.48%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$27.31M	$15.46M
YoY Change	150.92%	27.63%
Total Long-Term Liabilities	$27.31M	$15.46M
YoY Change	150.92%	27.63%
TOTAL LIABILITIES
Total Short-Term Liabilities	$271.6M	$274.4M
Total Long-Term Liabilities	$27.31M	$15.46M
Total Liabilities	$298.9M	$289.9M
YoY Change	14.34%	4.54%
SHAREHOLDERS EQUITY
Retained Earnings	$1.337B	$1.307B
YoY Change	16.42%	17.95%
Common Stock	$982.1M	$975.2M
YoY Change	5.43%	5.69%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.313B	$2.268B
YoY Change
Total Liabilities & Shareholders Equity	$2.611B	$2.558B
YoY Change	12.21%	10.69%

Cashflow Statement

Concept	2023 Q4	2023 Q3
OPERATING ACTIVITIES
Net Income	$116.9M	$104.7M
YoY Change	35.72%	44.14%
Depreciation, Depletion And Amortization	$22.32M	$22.20M
YoY Change	-4.12%	-4.46%
Cash From Operating Activities	$169.5M	$125.9M
YoY Change	66.48%	167.32%
INVESTING ACTIVITIES
Capital Expenditures	$64.23M	$30.10M
YoY Change	63.61%	-159.19%
Acquisitions
YoY Change
Other Investing Activities	-$46.18M	-$32.50M
YoY Change	226.13%	518.93%
Cash From Investing Activities	-$110.3M	-$62.70M
YoY Change	106.51%	11.76%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-93.45M	-40.20M
YoY Change	77.66%	7.39%
NET CHANGE
Cash From Operating Activities	169.5M	125.9M
Cash From Investing Activities	-110.3M	-62.70M
Cash From Financing Activities	-93.45M	-40.20M
Net Change In Cash	-34.22M	23.00M
YoY Change	718.83%	-149.53%
FREE CASH FLOW
Cash From Operating Activities	$169.5M	$125.9M
Capital Expenditures	$64.23M	$30.10M
Free Cash Flow	$105.3M	$95.80M
YoY Change	68.28%	-2.19%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023Q3	us-gaap	Restricted Cash Current RestrictedCashCurrent	0	usd
CY2022Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	4000000	usd
CY2023Q3	us-gaap	Short Term Investments ShortTermInvestments	17464830	usd
CY2022Q4	us-gaap	Short Term Investments ShortTermInvestments	23007385	usd
CY2023Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	351142147	usd
CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	276493752	usd
CY2023Q3	us-gaap	Inventory Net InventoryNet	395452780	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	404360270	usd
CY2022Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	26036331	usd
CY2023Q3	us-gaap	Assets Current AssetsCurrent	1055451827	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	948652376	usd
CY2023Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	606180738	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	550033036	usd
CY2023Q3	us-gaap	Goodwill Goodwill	313157393	usd
CY2022Q4	us-gaap	Goodwill Goodwill	313807494	usd
CY2023Q3	us-gaap	Long Term Investments LongTermInvestments	272615535	usd
CY2022Q4	us-gaap	Long Term Investments LongTermInvestments	202331983	usd
CY2023Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	204885910	usd
CY2023Q3	us-gaap	Liabilities Current LiabilitiesCurrent	274405503	usd
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	250552752	usd
CY2023Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	15459528	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	10884351	usd
CY2023Q3	us-gaap	Liabilities Liabilities	289865031	usd
CY2022Q4	us-gaap	Liabilities Liabilities	261437103	usd
CY2023Q3	us-gaap	Common Stock Value CommonStockValue	13995548	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	14050160	usd
CY2023Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	961199149	usd
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	917499323	usd
CY2023Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1306931850	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1148386272	usd
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-13672740	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2268453807	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2065792821	usd
CY2023Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2558318838	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	2327229924	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1710082647	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1425310472	usd
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	1150821744	usd
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	969330474	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-15652081	usd
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	1205246	usd
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-1928224	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	735052	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-3286937	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	470194	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1358713	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	311929270	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	233947736	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	2195949326	usd
CY2023Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	10422050	usd
CY2023Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	25169378	usd
CY2023Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10948031	usd
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2023Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	27991662	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	104725412	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-429972	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2268453807	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	1986574480	usd
CY2022Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3369936	usd
CY2022Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5500000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	16600000	usd
CY2023Q3	us-gaap	Equity Method Investments EquityMethodInvestments	21500000	usd
CY2023Q3	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	260633625	usd
CY2023Q3	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	425417987	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	172587805	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	236375	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	13034062	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1340283	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	51123646	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	8589330	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	103252208	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	9929613	usd
CY2023Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	154375854	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	4816103	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	77701146	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	8217959	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	76643586	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	13034062	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	154344732	usd
CY2023Q3	us-gaap	Inventory Raw Materials InventoryRawMaterials	281802062	usd
CY2022Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	304184004	usd
CY2023Q3	us-gaap	Inventory Work In Process InventoryWorkInProcess	44896661	usd
CY2022Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	45512275	usd
CY2023Q3	us-gaap	Inventory Finished Goods InventoryFinishedGoods	68754057	usd
CY2022Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	54663991	usd
CY2023Q3	us-gaap	Inventory Net InventoryNet	395452780	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	404360270	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	72655995	usd
	us-gaap	Net Income Loss NetIncomeLoss	311459076	usd
	us-gaap	Net Income Loss NetIncomeLoss	232589023	usd
CY2023Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	1537105	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	4636523	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	-4412	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	103190285	usd
CY2022Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	71560569	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	306827130	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	229029830	usd
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	230047014	shares
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	231316879	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	229866008	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	231072421	shares
CY2023Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	410397	shares
CY2022Q3	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	300138	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	315666	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	457032	shares
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	230457411	shares
CY2022Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	231617017	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	230181674	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	231529453	shares
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
CY2022Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.31
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.33
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.99
CY2023Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1384066	shares
CY2022Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	2456463	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1410341	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1526986	shares
CY2023Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10948031	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	29212236	usd
CY2022Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	7611546	usd
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0172
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0178
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0174
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0179
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2866
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2902
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2889
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2862
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0460
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0406
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0411
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0316
CY2023Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y1M20D
CY2022Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y1M24D
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y1M24D
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y1M24D
CY2023Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	8.40
CY2022Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.97
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	7.54
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	6.28
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	2700000	shares
	us-gaap	Stock Issued During Period Shares Share Based Compensation StockIssuedDuringPeriodSharesShareBasedCompensation	1800000	shares
	gntx	Net Increase Decrease In Common Stock Shares From Shares Issued In Share Based Compensation And Shares Repurchased NetIncreaseDecreaseInCommonStockSharesFromSharesIssuedInShareBasedCompensationAndSharesRepurchased	-900000	shares
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2023Q3	us-gaap	Dividends Dividends	28000000	usd
CY2022Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	493636695	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1710082647	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1425310472	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	362956564	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	275888413	usd
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.152
CY2022Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	493636695	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1710082647	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1425310472	usd
CY2023Q3	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#AccruedLiabilitiesCurrent
CY2023Q3	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2023#OtherLiabilitiesNoncurrent
CY2023Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	30758445	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	219360910	usd
CY2023Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	36513490	usd
CY2022Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	25528700	usd
CY2023Q3	gntx	Patent And Other Assets Net PatentAndOtherAssetsNet	69513945	usd
CY2022Q4	gntx	Patent And Other Assets Net PatentAndOtherAssetsNet	67515425	usd
CY2023Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	896686273	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	828544512	usd
CY2023Q3	us-gaap	Assets Assets	2558318838	usd
CY2022Q4	us-gaap	Assets Assets	2327229924	usd
CY2023Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	171359850	usd
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	151740046	usd
CY2023Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	103045653	usd
CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	98812706	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-14142934	usd
	us-gaap	Gross Profit GrossProfit	559260903	usd
	us-gaap	Gross Profit GrossProfit	455979998	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	112825054	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	98373737	usd
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	83479285	usd
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	81717848	usd
	us-gaap	Operating Expenses OperatingExpenses	196304339	usd
	us-gaap	Operating Expenses OperatingExpenses	180091585	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	362956564	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	275888413	usd
CY2023Q3	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	3851967	usd
CY2022Q3	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	1496852	usd
	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	9682096	usd
	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	3205452	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3559613	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4828119	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	6122483	usd
	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-1622667	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	369079047	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	274265746	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	57619971	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	41676723	usd
	us-gaap	Net Income Loss NetIncomeLoss	311459076	usd
	us-gaap	Net Income Loss NetIncomeLoss	232589023	usd
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.33
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.99
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.33
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.99
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.360
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.360
	us-gaap	Net Income Loss NetIncomeLoss	311459076	usd
	us-gaap	Net Income Loss NetIncomeLoss	232589023	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-2295001	usd
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	13723857	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	3500247	usd
CY2022Q3	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	22256782	usd
CY2022Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	7611546	usd
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.12
CY2022Q3	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	28151347	usd
CY2022Q3	us-gaap	Net Income Loss NetIncomeLoss	72655995	usd
CY2022Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14241836	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	2034045664	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	2065792821	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	24304861	usd
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	78735501	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	29212236	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.36
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	84049880	usd
	us-gaap	Net Income Loss NetIncomeLoss	311459076	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	470194	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	2268453807	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	12365103	usd
	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	5000012	usd
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	93508804	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	22973113	usd
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.36
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	84719963	usd
	us-gaap	Net Income Loss NetIncomeLoss	232589023	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1358713	usd
CY2022Q3	us-gaap	Stockholders Equity StockholdersEquity	2034045664	usd
	us-gaap	Net Income Loss NetIncomeLoss	311459076	usd
	us-gaap	Net Income Loss NetIncomeLoss	232589023	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	71001177	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	73289065	usd
	gntx	Gain On Disposal Of Assets GainOnDisposalOfAssets	271510	usd
	gntx	Gain On Disposal Of Assets GainOnDisposalOfAssets	56257	usd
	gntx	Loss On Disposition Of Assets LossOnDispositionOfAssets	250435	usd
	gntx	Loss On Disposition Of Assets LossOnDispositionOfAssets	22096	usd
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	2747586	usd
	us-gaap	Gain On Sale Of Investments GainOnSaleOfInvestments	391378	usd
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	6840692	usd
	us-gaap	Loss On Sale Of Investments LossOnSaleOfInvestments	1248450	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-11870944	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4785787	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	29212236	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	22973113	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	74648395	usd
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	42618585	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-8907490	usd
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	102018719	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	5416624	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	16978469	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	27451773	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	52511201	usd
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	7500486	usd
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	11002238	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	367668306	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	236357565	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	32839883	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	37429595	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	14435000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	3500000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	112608739	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	49554476	usd
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	121393801	usd
	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	108475787	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	185610	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	91949	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2533687	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2310428	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-119319147	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	76859341	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-136713585	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-156416365	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	41878987	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-39377947	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	218754638	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	262311670	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	260633625	usd
CY2022Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	222933723	usd
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	9708125	usd
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	5064356	usd
CY2022Q4	us-gaap	Goodwill Goodwill	313807494	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	usd
	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	0	usd
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
	us-gaap	Goodwill Other Increase Decrease GoodwillOtherIncreaseDecrease	-650101	usd
CY2023Q3	us-gaap	Goodwill Goodwill	313157393	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	5200000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15600000	usd
CY2023Q1	us-gaap	Equity Method Investments EquityMethodInvestments	21500000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	214754638	usd
CY2022Q4	gntx	Restricted Cash Fair Value Disclosure RestrictedCashFairValueDisclosure	4000000	usd
CY2022Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	378544756	usd
CY2022Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	159790118	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	104725412	usd
CY2022Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	1096274	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Basic ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic	3563605	usd
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	230047014	shares
CY2022Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	231316879	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	229866008	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	231072421	shares
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.45
CY2022Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.31
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.33
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.99
CY2023Q3	us-gaap	Net Income Loss From Continuing Operations Available To Common Shareholders Basic NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic	103188307	usd
CY2023Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	-1978	usd
CY2022Q3	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	-848	usd
	us-gaap	Participating Securities Distributed And Undistributed Earnings Loss Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted	-4577	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	22973113	usd
CY2023Q3	gntx	Lessee Operating Lease Liability To Be Paid Due After Year Four LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour	0	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	3755401	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	189042	usd
CY2023Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	3566359	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	499620	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	1526098	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1058401	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	455548	usd
CY2023Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	215734	usd
CY2023Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	575848490	usd
CY2023Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	122416529	usd
CY2022Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	86791540	usd
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.156
CY2023Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	575848490	usd
CY2023Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y
CY2023Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.063
CY2023Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	1633120	usd
CY2023Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	1933239	usd
CY2023Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	3566359	usd

Files In Submission

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$GNTX
GENTEX CORP Stock $gntx

2023 Q4 Form 10-Q Financial Statement

#000035581123000056 Filed on November 03, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GNTX GENTEX CORP Stock $gntx

2023 Q4 Form 10-Q Financial Statement

#000035581123000056 Filed on November 03, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$GNTX
GENTEX CORP Stock $gntx