$CBSH
COMMERCE BANCSHARES INC /MO/ Stock $cbsh

$cbsh Overview Financials Valuation SEC Filings Company Website

2023 Q3 Form 10-Q Financial Statement

#000002235623000048 Filed on August 04, 2023

Income Statement

Concept	2023 Q3	2023 Q2
Revenue	$361.2M	$348.7M
YoY Change
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$12.50M	$12.60M
YoY Change	6.73%	6.53%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$112.6M	$99.13M
YoY Change	591.19%	1618.24%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$156.1M	$166.5M
YoY Change	-2.49%	9.38%
Income Tax	$33.44M	$35.99M
% Of Pretax Income	21.42%	21.62%
Net Earnings	$120.6M	$127.8M
YoY Change	-1.81%	10.36%
Net Earnings / Revenue	33.39%	36.65%
Basic Earnings Per Share	$0.96	$1.03
Diluted Earnings Per Share	$0.96	$1.02
COMMON SHARES
Basic Shares Outstanding	124.7M shares	124.7M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2023 Q3	2023 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$2.209B	$2.938B
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$460.8M	$451.6M
YoY Change	12.99%	13.49%
Goodwill	$146.5M	$146.4M
YoY Change	5.48%	5.36%
Intangibles	$14.43M	$14.67M
YoY Change	-7.48%	-7.49%
Long-Term Investments	$0.00	$0.00
YoY Change	-100.0%	-100.0%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$31.38B	$32.83B
YoY Change	-3.76%	-1.81%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$2.745B	$2.878B
YoY Change	18.6%	28.81%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$2.745B	$2.878B
YoY Change	18.6%	28.81%
LONG-TERM LIABILITIES
Long-Term Debt	$4.000M	$1.006B
YoY Change	118.46%	16590.67%
Other Long-Term Liabilities	$438.0M	$393.0M
YoY Change	-1.3%	12.76%
Total Long-Term Liabilities	$442.0M	$1.399B
YoY Change	-0.8%	294.49%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.745B	$2.878B
Total Long-Term Liabilities	$442.0M	$1.399B
Total Liabilities	$28.78B	$30.15B
YoY Change	-4.81%	-2.0%
SHAREHOLDERS EQUITY
Retained Earnings	$298.3M	$211.4M
YoY Change	-15.6%	-19.44%
Common Stock	$629.3M	$629.3M
YoY Change	3.03%	3.03%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$76.89M	$58.39M
YoY Change	-56.55%	-54.94%
Treasury Stock Shares
Shareholders Equity	$2.581B	$2.667B
YoY Change
Total Liabilities & Shareholders Equity	$31.38B	$32.83B
YoY Change	-3.76%	-1.81%

Cashflow Statement

Concept	2023 Q3	2023 Q2
OPERATING ACTIVITIES
Net Income	$120.6M	$127.8M
YoY Change	-1.81%	10.36%
Depreciation, Depletion And Amortization	$12.50M	$12.60M
YoY Change	6.73%	6.53%
Cash From Operating Activities	$146.8M	$104.8M
YoY Change	-20.05%	-35.15%
INVESTING ACTIVITIES
Capital Expenditures	$20.70M	$31.86M
YoY Change	-217.27%	-337.97%
Acquisitions
YoY Change
Other Investing Activities	$598.1M	$284.5M
YoY Change	4.94%	-60.58%
Cash From Investing Activities	$577.6M	$252.6M
YoY Change	4.58%	-64.33%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-1.454B	860.8M
YoY Change	82.06%	-161.33%
NET CHANGE
Cash From Operating Activities	146.8M	104.8M
Cash From Investing Activities	577.6M	252.6M
Cash From Financing Activities	-1.454B	860.8M
Net Change In Cash	-729.8M	1.218B
YoY Change	1061.29%	-328.27%
FREE CASH FLOW
Cash From Operating Activities	$146.8M	$104.8M
Capital Expenditures	$20.70M	$31.86M
Free Cash Flow	$126.1M	$72.97M
YoY Change	-37.35%	-58.31%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.505
CY2023Q2	cbsh	Investment Securities Called InvestmentSecuritiesCalled	0	usd
CY2023Q2	cbsh	Sales And Repayments Of Private Equity Securities SalesAndRepaymentsOfPrivateEquitySecurities	0	usd
CY2022Q2	cbsh	Investment Securities Called InvestmentSecuritiesCalled	0	usd
	cbsh	Investment Securities Called InvestmentSecuritiesCalled	0	usd
CY2023Q2	cbsh	Mortgage Servicing Rights Nonrecurring Basis MortgageServicingRightsNonrecurringBasis	0	usd
	cbsh	Mortgage Servicing Rights Nonrecurring Basis Gains Losses MortgageServicingRightsNonrecurringBasisGainsLosses	0	usd
CY2023Q2	cbsh	Long Lived Assets Nonrecurring Basis LongLivedAssetsNonrecurringBasis	0	usd
	cbsh	Long Lived Assets Nonrecurring Basis Gains Losses LongLivedAssetsNonrecurringBasisGainsLosses	0	usd
CY2022Q2	cbsh	Loans Nonrecurring Basis LoansNonrecurringBasis	0	usd
	cbsh	Loans Nonrecurring Basis Gains Losses LoansNonrecurringBasisGainsLosses	0	usd
CY2023Q2	us-gaap	Trading Securities TradingSecurities	29412000	usd
CY2022Q4	us-gaap	Trading Securities TradingSecurities	43523000	usd
CY2023Q2	cbsh	Other Securities OtherSecurities	258045000	usd
CY2022Q4	cbsh	Other Securities OtherSecurities	225034000	usd
CY2023Q2	cbsh	Total Investment Securities TotalInvestmentSecurities	10714348000	usd
CY2022Q4	cbsh	Total Investment Securities TotalInvestmentSecurities	12519177000	usd
CY2023Q2	us-gaap	Federal Funds Sold And Securities Purchased Under Agreements To Resell FederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	2750000	usd
CY2022Q4	us-gaap	Federal Funds Sold And Securities Purchased Under Agreements To Resell FederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	49505000	usd
CY2023Q2	cbsh	Long Term Securities Purchased Under Agreements To Resell LongTermSecuritiesPurchasedUnderAgreementsToResell	825000000	usd
CY2022Q4	cbsh	Long Term Securities Purchased Under Agreements To Resell LongTermSecuritiesPurchasedUnderAgreementsToResell	825000000	usd
CY2023Q2	us-gaap	Interest Income Federal Funds Sold And Securities Purchased Under Agreements To Resell InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	105000	usd
CY2022Q2	us-gaap	Interest Income Federal Funds Sold And Securities Purchased Under Agreements To Resell InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	19000	usd
	us-gaap	Interest Income Federal Funds Sold And Securities Purchased Under Agreements To Resell InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	594000	usd
	us-gaap	Interest Income Federal Funds Sold And Securities Purchased Under Agreements To Resell InterestIncomeFederalFundsSoldAndSecuritiesPurchasedUnderAgreementsToResell	20000	usd
CY2023Q2	cbsh	Interest On Long Term Securities Purchased Under Agreements To Resell InterestOnLongTermSecuritiesPurchasedUnderAgreementsToResell	4099000	usd
CY2022Q2	cbsh	Interest On Long Term Securities Purchased Under Agreements To Resell InterestOnLongTermSecuritiesPurchasedUnderAgreementsToResell	4385000	usd
	cbsh	Interest On Long Term Securities Purchased Under Agreements To Resell InterestOnLongTermSecuritiesPurchasedUnderAgreementsToResell	8051000	usd
	cbsh	Interest On Long Term Securities Purchased Under Agreements To Resell InterestOnLongTermSecuritiesPurchasedUnderAgreementsToResell	9685000	usd
CY2023Q2	cbsh	Stock Issued During Period Rs As And Sa Rs StockIssuedDuringPeriodRSAsAndSARs	0	usd
CY2023Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3904000	usd
CY2023Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.270
CY2023Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	33744000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2685228000	usd
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2973402000	usd
CY2022Q2	us-gaap	Profit Loss ProfitLoss	120153000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-332494000	usd
CY2022Q2	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	654000	usd
CY2022Q2	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	57350000	usd
CY2022Q2	cbsh	Stock Issued During Period Rs As And Sa Rs StockIssuedDuringPeriodRSAsAndSARs	0	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4191000	usd
CY2022Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.252
CY2022Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	31935000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2675313000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2481577000	usd
	us-gaap	Profit Loss ProfitLoss	251016000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	50569000	usd
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	2145000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	36563000	usd
	us-gaap	Noncontrolling Interest Increase From Sale Of Parent Equity Interest NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest	0	usd
	cbsh	Stock Issued During Period Rs As And Sa Rs StockIssuedDuringPeriodRSAsAndSARs	0	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8277000	usd
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.540
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	67503000	usd
CY2023Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2685228000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	3448324000	usd
	us-gaap	Profit Loss ProfitLoss	240179000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-843974000	usd
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	790000	usd
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	113205000	usd
	cbsh	Stock Issued During Period Rs As And Sa Rs StockIssuedDuringPeriodRSAsAndSARs	-448000	usd
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8409000	usd
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	64078000	usd
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2675313000	usd
	us-gaap	Profit Loss ProfitLoss	251016000	usd
	us-gaap	Profit Loss ProfitLoss	240179000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	17927000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-2696000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	24164000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	23638000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-9482000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-5946000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	3086000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	8192000	usd
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	422000	usd
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1944000	usd
	cbsh	Origination Of Loans Held For Sale OriginationOfLoansHeldForSale	25729000	usd
	cbsh	Origination Of Loans Held For Sale OriginationOfLoansHeldForSale	93439000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	24210000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	96282000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-17915000	usd
	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	-870000	usd
	cbsh	Purchase Of Interest Rate Floor PurchaseOfInterestRateFloor	-25900000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	8277000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	8409000	usd
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	667000	usd
	us-gaap	Increase Decrease In Interest And Dividends Receivable IncreaseDecreaseInInterestAndDividendsReceivable	11739000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	31819000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	247000	usd
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-74000	usd
	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-1855000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	108044000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-30464000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	220888000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	286170000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	6197000	usd
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	usd
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	1434000	usd
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	400000	usd
	cbsh	Cash Proceeds From Sales Of Investment Securities CashProceedsFromSalesOfInvestmentSecurities	1130536000	usd
	cbsh	Cash Proceeds From Sales Of Investment Securities CashProceedsFromSalesOfInvestmentSecurities	3712000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	922759000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	1462151000	usd
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	190253000	usd
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	1894221000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	666743000	usd
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	518899000	usd
	us-gaap	Payments For Securities Purchased Under Agreements To Resell PaymentsForSecuritiesPurchasedUnderAgreementsToResell	0	usd
	us-gaap	Payments For Securities Purchased Under Agreements To Resell PaymentsForSecuritiesPurchasedUnderAgreementsToResell	200000000	usd
	us-gaap	Proceeds From Securities Purchased Under Agreements To Resell ProceedsFromSecuritiesPurchasedUnderAgreementsToResell	0	usd
	us-gaap	Proceeds From Securities Purchased Under Agreements To Resell ProceedsFromSecuritiesPurchasedUnderAgreementsToResell	375000000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	51904000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	28985000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1215000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	1401000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	1140847000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-799441000	usd
	cbsh	Net Increase Decrease Non Interest Bearing Savings Interest Checking And Money Market Deposits NetIncreaseDecreaseNonInterestBearingSavingsInterestCheckingAndMoneyMarketDeposits	-2506872000	usd
	cbsh	Net Increase Decrease Non Interest Bearing Savings Interest Checking And Money Market Deposits NetIncreaseDecreaseNonInterestBearingSavingsInterestCheckingAndMoneyMarketDeposits	-1302692000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	2257518000	usd
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-437030000	usd
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	36287000	usd
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-788671000	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	2250000000	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	usd
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	1250000000	usd
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	0	usd
	cbsh	Net Increase Decrease In Short Term Borrowings NetIncreaseDecreaseInShortTermBorrowings	-4059000	usd
	cbsh	Net Increase Decrease In Short Term Borrowings NetIncreaseDecreaseInShortTermBorrowings	-6535000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	36563000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	113205000	usd
	cbsh	Paymentsforstockvalueissuedundersharebasedcompensationplans Paymentsforstockvalueissuedundersharebasedcompensationplans	0	usd
	cbsh	Paymentsforstockvalueissuedundersharebasedcompensationplans Paymentsforstockvalueissuedundersharebasedcompensationplans	-448000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	67503000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	64078000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	678808000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-2711763000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	2040543000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-3225034000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	897801000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4296954000	usd
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2938344000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	64925000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	62588000	usd
	us-gaap	Interest Paid Net InterestPaidNet	124540000	usd
	us-gaap	Interest Paid Net InterestPaidNet	8518000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	72000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	25000	usd
CY2023Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	200000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	5400000	usd
CY2023Q2	cbsh	Credit Quality Personal Real Estate Loans Excluded CreditQualityPersonalRealEstateLoansExcluded	173000000	usd
CY2022Q4	cbsh	Credit Quality Personal Real Estate Loans Excluded CreditQualityPersonalRealEstateLoansExcluded	179200000	usd
CY2023Q2	cbsh	Consumer Healthcare Loans Excluded ConsumerHealthcareLoansExcluded	198700000	usd
CY2022Q4	cbsh	Consumer Healthcare Loans Excluded ConsumerHealthcareLoansExcluded	197500000	usd
CY2023Q2	cbsh	Credit Quality Personal Banking Loan Table Percentage Loans Excluded CreditQualityPersonalBankingLoanTablePercentageLoansExcluded	0.07	rate
CY2023Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	53544000	usd
CY2023Q2	us-gaap	Financing Receivable Modification To Total Financing Receivables Percent FinancingReceivableModificationToTotalFinancingReceivablesPercent	0.003
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	72732000	usd
	us-gaap	Financing Receivable Modification To Total Financing Receivables Percent FinancingReceivableModificationToTotalFinancingReceivablesPercent	0.004
	cbsh	Financing Receivable Modified Minimum Term Of Payment Deferral For Forbearance And Repayment Plans FinancingReceivableModifiedMinimumTermOfPaymentDeferralForForbearanceAndRepaymentPlans	P3M
	cbsh	Financing Receivable Modified Maximum Term Of Payment Deferral For Forbearance And Repayment Plans FinancingReceivableModifiedMaximumTermOfPaymentDeferralForForbearanceAndRepaymentPlans	P30Y
CY2023Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	930000	usd
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	979000	usd
	cbsh	Financing Receivable Modified In Period Current FinancingReceivableModifiedInPeriodCurrent	71142000	usd
	cbsh	Financing Receivable Modified In Period Thirty To Eighty Nine Days Past Due FinancingReceivableModifiedInPeriodThirtyToEightyNineDaysPastDue	660000	usd
	cbsh	Financing Receivable Modified In Period Ninety Days Past Due FinancingReceivableModifiedInPeriodNinetyDaysPastDue	930000	usd
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	72732000	usd
CY2022Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	198671000	usd
CY2023Q2	cbsh	Period After Which Loans Are Deemed In Default PeriodAfterWhichLoansAreDeemedInDefault	P90D
CY2022Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	198671000	usd
CY2022Q4	cbsh	Financing Receivable Troubled Debt Restructurings That Subsequently Defaulted Recorded Investment FinancingReceivableTroubledDebtRestructuringsThatSubsequentlyDefaultedRecordedInvestment	1139000	usd
CY2022	cbsh	Effect On Interest Income Resulting From Modification To Credit Card Loans EffectOnInterestIncomeResultingFromModificationToCreditCardLoans	661000	usd
CY2022Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	12600000	usd
CY2023Q2	us-gaap	Mortgages Held For Sale Fair Value Disclosure MortgagesHeldForSaleFairValueDisclosure	1600000	usd
CY2023Q2	cbsh	Unpaid Principal Balanceon Personal Real Estate Loans Heldfor Sale UnpaidPrincipalBalanceonPersonalRealEstateLoansHeldforSale	1600000	usd
CY2023Q2	cbsh	Student Loans Heldfor Sale Lowerof Costor Fair Value StudentLoansHeldforSaleLowerofCostorFairValue	4900000	usd
CY2023Q2	cbsh	Hfs Loansonnonaccrualstatus HFSLoansonnonaccrualstatus	0	usd
CY2023Q2	cbsh	Loans Held For Sale90 Days Past Dueand Still Accruing LoansHeldForSale90DaysPastDueandStillAccruing	0	usd
CY2023Q2	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	94000	usd
CY2023Q2	cbsh	Residential Real Estate Acquired Through Foreclosure Through Obtaining Physical Possession ResidentialRealEstateAcquiredThroughForeclosureThroughObtainingPhysicalPossession	94000	usd
CY2023Q2	us-gaap	Other Foreclosed Assets OtherForeclosedAssets	1900000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10414625000	usd
CY2023Q2	us-gaap	Trading Securities TradingSecurities	29412000	usd
CY2022Q4	us-gaap	Trading Securities TradingSecurities	43523000	usd
CY2023Q2	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	5520000	usd
CY2023Q2	cbsh	Equtiy Securitieswithout Readily Determinable Fair Values EqutiySecuritieswithoutReadilyDeterminableFairValues	6746000	usd
CY2022Q4	cbsh	Equtiy Securitieswithout Readily Determinable Fair Values EqutiySecuritieswithoutReadilyDeterminableFairValues	6094000	usd
CY2023Q2	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	34985000	usd
CY2023Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	50328000	usd
CY2023Q2	us-gaap	Equity Method Investments EquityMethodInvestments	0	usd
CY2023Q2	cbsh	Private Equity Investments PrivateEquityInvestments	172732000	usd
	cbsh	Proceeds From Sale Of Other Securities ProceedsFromSaleOfOtherSecurities	28754000	usd
	cbsh	Proceedsfromsalesandmaturitiesofavailableforsaledebtequityandothersecurities Proceedsfromsalesandmaturitiesofavailableforsaledebtequityandothersecurities	1130536000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	3086000	usd
CY2023Q2	cbsh	Total Investment Securities TotalInvestmentSecurities	10714348000	usd
CY2023Q2	us-gaap	Interest Receivable Current InterestReceivableCurrent	29800000	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	11833736000	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10414625000	usd
	cbsh	Percentage Decrease In Fair Value Below Amortized Cost PercentageDecreaseInFairValueBelowAmortizedCost	0.20
CY2023Q2	cbsh	Fair Value Securities On Impairment Watch List FairValueSecuritiesOnImpairmentWatchList	1600000000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	514254000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	20137000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	9856744000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1399256000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	10370998000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1419393000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	4402724000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	250660000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	7625021000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1249972000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	12027745000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1500632000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	10400000000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1400000000	usd
	cbsh	Af Ssecuritiesinlosspositionatperiodendchangeinunrealizedloss AFSsecuritiesinlosspositionatperiodendchangeinunrealizedloss	-81200000	usd
CY2023Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	11833736000	usd
CY2023Q2	cbsh	Available For Sale Securities Gross Unreailzed Gainat Period End AvailableForSaleSecuritiesGrossUnreailzedGainatPeriodEnd	282000	usd
CY2023Q2	cbsh	Available For Sale Securities Gross Unrealized Lossat Period End AvailableForSaleSecuritiesGrossUnrealizedLossatPeriodEnd	1419393000	usd
CY2023Q2	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
CY2023Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	10414625000	usd
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	13738206000	usd
CY2022Q4	cbsh	Available For Sale Securities Gross Unreailzed Gainat Period End AvailableForSaleSecuritiesGrossUnreailzedGainatPeriodEnd	742000	usd
CY2022Q4	cbsh	Available For Sale Securities Gross Unrealized Lossat Period End AvailableForSaleSecuritiesGrossUnrealizedLossatPeriodEnd	1500632000	usd
CY2022Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0	usd
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	12238316000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1101782000	usd
CY2023Q2	cbsh	Investment Securities Pledged At Fair Value InvestmentSecuritiesPledgedAtFairValue	8100000000	usd
CY2023Q2	cbsh	Investments Exceeding Ten Percent Of Stockholders Equity InvestmentsExceedingTenPercentOfStockholdersEquity	0
CY2023Q2	cbsh	Percentage Of Stockholders Equity Of Which No Investment From Single Issuer Exceeds PercentageOfStockholdersEquityOfWhichNoInvestmentFromSingleIssuerExceeds	0.10
CY2023Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	27878000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	16812000	usd
CY2023Q2	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	0	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11066000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	53457000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	41823000	usd
CY2022Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	0	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	11634000	usd
CY2023Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	353000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1388000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1276000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1130000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	988000	usd
CY2023Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	851000	usd
	cbsh	Disposal Of Intangible Assets DisposalOfIntangibleAssets	25700000	usd
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	7500000	usd
CY2023Q2	us-gaap	Goodwill Goodwill	146371000	usd
CY2023Q2	us-gaap	Sales Type And Direct Financing Leases Profit Loss SalesTypeAndDirectFinancingLeasesProfitLoss	7541000	usd
CY2023Q2	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	3483000	usd
CY2023Q2	us-gaap	Lease Income LeaseIncome	11024000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	116000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	131000	usd
	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	232000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	1157000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	665000	usd
	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	2315000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	1001000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	1125000	usd
	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	2002000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	-68000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	-67000	usd
	us-gaap	Defined Benefit Plan Amortization Of Prior Service Cost Credit DefinedBenefitPlanAmortizationOfPriorServiceCostCredit	-135000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-427000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-497000	usd
	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-854000	usd
CY2023Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	631000	usd
CY2022Q2	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	101000	usd
	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	1264000	usd
	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	0	usd
CY2023Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	427000	shares
CY2022Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	177000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	264000	shares
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1086864000	usd
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	66812000	usd
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	-614000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	67426000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	16857000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	50569000	usd
CY2023Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-1036295000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	77080000	usd
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-1123536000	usd
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	1762000	usd
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-1125298000	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-281324000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-843974000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-766894000	usd
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	operating_segments
CY2023Q2	cbsh	Number Of Locations NumberOfLocations	145	locations
	us-gaap	Quarterly Financial Information Segment Reporting Change In Basis Of Segmentation QuarterlyFinancialInformationSegmentReportingChangeInBasisOfSegmentation	$1.9 billion
CY2022Q2	us-gaap	Revenues Revenues	0	usd
	us-gaap	Revenues Revenues	0	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	249538000	usd
CY2023Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	6471000	usd
CY2023Q2	us-gaap	Noninterest Income NoninterestIncome	147605000	usd
CY2023Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	3392000	usd
CY2023Q2	us-gaap	Noninterest Expense NoninterestExpense	227611000	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	166453000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	501161000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	17927000	usd
	us-gaap	Noninterest Income NoninterestIncome	285217000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	3086000	usd
	us-gaap	Noninterest Expense NoninterestExpense	451718000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	319819000	usd
CY2022Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	232385000	usd
CY2022Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	7162000	usd
CY2022Q2	us-gaap	Noninterest Income NoninterestIncome	139427000	usd
CY2022Q2	us-gaap	Gain Loss On Investments GainLossOnInvestments	1029000	usd
CY2022Q2	us-gaap	Noninterest Expense NoninterestExpense	213505000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	152174000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	441171000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-2696000	usd
	us-gaap	Noninterest Income NoninterestIncome	271196000	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	8192000	usd
	us-gaap	Noninterest Expense NoninterestExpense	419153000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	304102000	usd
CY2023Q2	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	4416392000	usd
CY2022Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	3742521000	usd
CY2023Q2	us-gaap	Derivative Assets DerivativeAssets	104936000	usd
CY2022Q4	us-gaap	Derivative Assets DerivativeAssets	60492000	usd
CY2023Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	51998000	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	54984000	usd
CY2023Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	1898000	usd
CY2022Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	1172000	usd
	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	2559000	usd
	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	2734000	usd
CY2023Q2	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	104936000	usd
CY2023Q2	cbsh	Derivative Asset Amount Offset By Liabiilty DerivativeAssetAmountOffsetByLiabiilty	0	usd
CY2023Q2	us-gaap	Derivative Assets DerivativeAssets	104936000	usd
CY2023Q2	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	51998000	usd
CY2023Q2	cbsh	Derivative Liability Amount Offset By Asset DerivativeLiabilityAmountOffsetByAsset	0	usd
CY2023Q2	us-gaap	Derivative Liabilities DerivativeLiabilities	51998000	usd
CY2022Q4	us-gaap	Derivative Asset Fair Value Gross Asset Including Not Subject To Master Netting Arrangement DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement	60492000	usd
CY2022Q4	cbsh	Derivative Asset Amount Offset By Liabiilty DerivativeAssetAmountOffsetByLiabiilty	0	usd
CY2022Q4	us-gaap	Derivative Assets DerivativeAssets	60492000	usd
CY2022Q4	us-gaap	Derivative Liability Fair Value Gross Liability Including Not Subject To Master Netting Arrangement DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement	54984000	usd
CY2022Q4	cbsh	Derivative Liability Amount Offset By Asset DerivativeLiabilityAmountOffsetByAsset	0	usd
CY2022Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	54984000	usd
CY2023Q2	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	206200000	usd
CY2023Q2	cbsh	Collateral Accepted Aggregate Fair Value CollateralAcceptedAggregateFairValue	209700000	usd
CY2023Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3900000	usd
CY2022Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4200000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8300000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8400000	usd
CY2022Q4	cbsh	Nonvested Share Awards Balances NonvestedShareAwardsBalances	1148873	shares
CY2022Q4	cbsh	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Nonvested Share Awards Weighted Average Grant Date Unit Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonvestedShareAwardsWeightedAverageGrantDateUnitFairValue	58.20
	cbsh	Nonvested Share Awards Granted In Period NonvestedShareAwardsGrantedInPeriod	285263	shares
	cbsh	Share Based Compensation Granted Nonvested Share Award Weighted Average Grant Date Fair Value ShareBasedCompensationGrantedNonvestedShareAwardWeightedAverageGrantDateFairValue	63.45
	cbsh	Nonvested Share Awards Vested In Period NonvestedShareAwardsVestedInPeriod	304068	shares
	cbsh	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Nonvested Share Awards Vested In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonvestedShareAwardsVestedInPeriodWeightedAverageGrantDateFairValue	50.59
	cbsh	Nonvested Share Awards Forfeited In Period NonvestedShareAwardsForfeitedInPeriod	20526	shares
	cbsh	Share Based Compensation Forfeited Nonvested Share Award Weighted Average Grant Date Fair Value ShareBasedCompensationForfeitedNonvestedShareAwardWeightedAverageGrantDateFairValue	60.58
CY2023Q2	cbsh	Nonvested Share Awards Balances NonvestedShareAwardsBalances	1109542	shares
CY2023Q2	cbsh	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Nonvested Share Awards Weighted Average Grant Date Unit Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonvestedShareAwardsWeightedAverageGrantDateUnitFairValue	61.59
	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	18.65
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.016
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.279
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.039
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P5Y9M18D
CY2022Q4	cbsh	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNumber	948727	shares
CY2022Q4	cbsh	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageExercisePrice	46.82
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	89829	shares
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CY2023Q2	cbsh	Loans Nonrecurring Basis LoansNonrecurringBasis	1647000	usd
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Files In Submission

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$CBSH
COMMERCE BANCSHARES INC /MO/ Stock $cbsh

2023 Q3 Form 10-Q Financial Statement

#000002235623000048 Filed on August 04, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CBSH COMMERCE BANCSHARES INC /MO/ Stock $cbsh

2023 Q3 Form 10-Q Financial Statement

#000002235623000048 Filed on August 04, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CBSH
COMMERCE BANCSHARES INC /MO/ Stock $cbsh