$SYBT
Stock Yards Bancorp, Inc. Stock $sybt

$sybt Overview Financials Valuation SEC Filings Company Website

2019 Q2 Form 10-Q Financial Statement

#000143774919015586 Filed on August 06, 2019

Income Statement

Concept	2019 Q2	2018 Q2	2018 Q1
Revenue	$37.00M	$32.04M	$29.79M
YoY Change	15.46%	18.56%	11.75%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$1.848M	$1.685M	$1.630M
YoY Change	9.67%	-20.52%	-11.8%
% of Gross Profit
Depreciation & Amortization	$900.0K	$1.400M	$1.300M
YoY Change	-35.71%	-33.33%	-43.48%
% of Gross Profit
Operating Expenses	$1.848M	$1.685M	$1.630M
YoY Change	9.67%	-20.52%	-11.8%
Operating Profit
YoY Change
Interest Expense	$6.194M	$3.330M	$2.435M
YoY Change	86.01%	86.97%	68.05%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$17.57M	$16.74M	$16.46M
YoY Change	4.99%	11.88%	18.11%
Income Tax	$1.030M	$3.159M	$3.052M
% Of Pretax Income	5.86%	18.87%	18.55%
Net Earnings	$16.54M	$13.58M	$13.40M
YoY Change	21.8%	28.09%	24.18%
Net Earnings / Revenue	44.71%	42.38%	44.99%
Basic Earnings Per Share	$0.73	$0.60	$0.59
Diluted Earnings Per Share	$0.72	$0.59	$0.58
COMMON SHARES
Basic Shares Outstanding	22.69M	22.63M	22.58M
Diluted Shares Outstanding	22.95M	22.97M	22.93M

Balance Sheet

Concept	2019 Q2	2018 Q2	2018 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$116.0M	$55.00M	$56.88M
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	$65.07M	$42.35M	$41.68M
YoY Change	53.63%	2.23%	-0.34%
Goodwill	$12.83M	$682.0K	$682.0K
YoY Change	1780.65%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$3.464B	$3.324B	$3.285B
YoY Change	4.21%	6.3%	8.31%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.000M	$500.0K	$300.0K
YoY Change	100.0%	150.0%	50.0%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$45.80M	$345.3M	$283.1M
YoY Change	-86.74%	52.45%	269.1%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$1.000M	$500.0K	$300.0K
YoY Change	100.0%	150.0%	50.0%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$59.90M	$43.30M	$41.90M
YoY Change	38.34%	-2.91%	0.24%
Total Long-Term Liabilities	$59.90M	$43.30M	$41.90M
YoY Change	38.34%	-2.91%	0.24%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.000M	$500.0K	$300.0K
Total Long-Term Liabilities	$59.90M	$43.30M	$41.90M
Total Liabilities	$3.074B	$2.978B	$2.948B
YoY Change	3.23%	6.36%	8.63%
SHAREHOLDERS EQUITY
Retained Earnings	$313.9M	$281.2M	$274.0M
YoY Change	11.65%	7.74%	7.45%
Common Stock	$74.37M	$71.40M	$69.54M
YoY Change	4.17%	7.92%	6.34%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$389.4M	$345.5M	$337.7M
YoY Change
Total Liabilities & Shareholders Equity	$3.464B	$3.324B	$3.285B
YoY Change	4.21%	6.3%	8.31%

Cashflow Statement

Concept	2019 Q2	2018 Q2	2018 Q1
OPERATING ACTIVITIES
Net Income	$16.54M	$13.58M	$13.40M
YoY Change	21.8%	28.09%	24.18%
Depreciation, Depletion And Amortization	$900.0K	$1.400M	$1.300M
YoY Change	-35.71%	-33.33%	-43.48%
Cash From Operating Activities	$10.80M	$24.80M	$11.28M
YoY Change	-56.45%	81.02%	-27.65%
INVESTING ACTIVITIES
Capital Expenditures	-$1.300M	-$1.600M	$1.111M
YoY Change	-18.75%	220.0%	260.71%
Acquisitions
YoY Change
Other Investing Activities	$14.90M	-$48.30M	$349.0K
YoY Change	-130.85%	-14.81%	-99.27%
Cash From Investing Activities	$13.60M	-$49.80M	-$133.0M
YoY Change	-127.31%	-13.09%	-381.61%
FINANCING ACTIVITIES
Cash Dividend Paid			$5.207M
YoY Change			21.49%
Common Stock Issuance & Retirement, Net			$1.379M
YoY Change			-27.0%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-19.80M	23.10M	39.31M
YoY Change	-185.71%	-70.83%	-284.58%
NET CHANGE
Cash From Operating Activities	10.80M	24.80M	11.28M
Cash From Investing Activities	13.60M	-49.80M	-133.0M
Cash From Financing Activities	-19.80M	23.10M	39.31M
Net Change In Cash	4.600M	-1.900M	-82.37M
YoY Change	-342.11%	-105.34%	-298.45%
FREE CASH FLOW
Cash From Operating Activities	$10.80M	$24.80M	$11.28M
Capital Expenditures	-$1.300M	-$1.600M	$1.111M
Free Cash Flow	$12.10M	$26.40M	$10.17M
YoY Change	-54.17%	85.92%	-33.46%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	29800000	USD
	us-gaap	Open Tax Year OpenTaxYear	2016 2017 2018
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CY2019Q2	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2018Q4	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2019Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000
CY2019Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2019Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2019Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26416000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25534000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2737464000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2522637000	USD
CY2019Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	65069000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	44764000	USD
CY2019Q2	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	32631000	USD
CY2018Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	32273000	USD
CY2018Q4	us-gaap	Federal Funds Purchased FederalFundsPurchased	10247000	USD
CY2019Q2	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	84279000	USD
CY2018Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	48177000	USD
CY2019Q2	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	1008000	USD
CY2018Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	762000	USD
CY2019Q2	us-gaap	Other Liabilities OtherLiabilities	59897000	USD
CY2018Q4	us-gaap	Other Liabilities OtherLiabilities	46788000	USD
CY2019Q2	us-gaap	Liabilities Liabilities	3074458000	USD
CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2019Q2	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2018Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2019Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000
CY2019Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	22721027
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	22749139
CY2019Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	22721027
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	22749139
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.23
CY2018Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.23
CY2019Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	51264000	USD
CY2018Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	51892000	USD
CY2019Q2	us-gaap	Federal Funds Sold FederalFundsSold	64775000	USD
CY2018Q4	us-gaap	Federal Funds Sold FederalFundsSold	147047000	USD
CY2019Q2	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	116039000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents And Federal Funds Sold CashCashEquivalentsAndFederalFundsSold	198939000	USD
CY2019Q2	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	3922000	USD
CY2018Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	1675000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	423579000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	436995000	USD
CY2019Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	11316000	USD
CY2018Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	10370000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2763880000	USD
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CY2019Q2	us-gaap	Interest Receivable InterestReceivable	9633000	USD
CY2018Q4	us-gaap	Interest Receivable InterestReceivable	8360000	USD
CY2019Q2	us-gaap	Goodwill Goodwill	12826000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	682000	USD
CY2019Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	2461000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1057000	USD
CY2019Q2	us-gaap	Other Assets OtherAssets	48883000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	45172000	USD
CY2019Q2	us-gaap	Assets Assets	3463823000	USD
CY2018Q4	us-gaap	Assets Assets	3302924000	USD
CY2019Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	777652000	USD
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CY2019Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	2105801000	USD
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CY2018Q4	us-gaap	Deposits Deposits	2794356000	USD
CY2019Q2	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	33809000	USD
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	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	464000	USD
CY2019Q2	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	26000	USD
CY2018Q2	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	2105000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	5114000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	4243000	USD
CY2019Q2	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	130000	USD
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CY2019Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2018Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies	0	USD
CY2019Q2	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2018Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
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CY2019Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	1066000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-5142000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	389365000	USD
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CY2019Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3463823000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3302924000	USD
CY2019Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	33419000	USD
CY2018Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	29456000	USD
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	64963000	USD
	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	56518000	USD
CY2019Q2	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	830000	USD
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	us-gaap	Interest Income Federal Funds Sold InterestIncomeFederalFundsSold	1563000	USD
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	us-gaap	Interest And Fee Income Loans Held For Sale Mortgages InterestAndFeeIncomeLoansHeldForSaleMortgages	79000	USD
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	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	277000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	477000	USD
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	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	71997000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	61748000	USD
CY2019Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	5652000	USD
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	us-gaap	Interest Expense Deposits InterestExpenseDeposits	10718000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	4751000	USD
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	us-gaap	Interest Expense Securities Sold Under Agreements To Repurchase InterestExpenseSecuritiesSoldUnderAgreementsToRepurchase	67000	USD
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	sybt	Interest Expense Federal Funds Purchased And Other Shortterm Borrowing InterestExpenseFederalFundsPurchasedAndOtherShorttermBorrowing	124000	USD
	sybt	Interest Expense Federal Funds Purchased And Other Shortterm Borrowing InterestExpenseFederalFundsPurchasedAndOtherShorttermBorrowing	483000	USD
CY2019Q2	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	424000	USD
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	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	24516000	USD
	us-gaap	Salaries Wages And Officers Compensation SalariesWagesAndOfficersCompensation	22673000	USD
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	us-gaap	Interest Expense InterestExpense	11566000	USD
	us-gaap	Interest Expense InterestExpense	5765000	USD
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	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	60431000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	55983000	USD
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	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	59831000	USD
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	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	362000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	378000	USD
CY2019Q2	us-gaap	Noninterest Income NoninterestIncome	12263000	USD
CY2018Q2	us-gaap	Noninterest Income NoninterestIncome	11435000	USD
	us-gaap	Noninterest Income NoninterestIncome	23325000	USD
	us-gaap	Noninterest Income NoninterestIncome	22344000	USD
CY2019Q2	us-gaap	Employee Benefits And Share Based Compensation EmployeeBenefitsAndShareBasedCompensation	2908000	USD
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	us-gaap	Employee Benefits And Share Based Compensation EmployeeBenefitsAndShareBasedCompensation	5550000	USD
	us-gaap	Employee Benefits And Share Based Compensation EmployeeBenefitsAndShareBasedCompensation	5145000	USD
CY2019Q2	us-gaap	Occupancy Net OccupancyNet	1976000	USD
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	us-gaap	Occupancy Net OccupancyNet	3834000	USD
	us-gaap	Occupancy Net OccupancyNet	3629000	USD
CY2019Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1848000	USD
CY2018Q2	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	1685000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	3621000	USD
	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	3315000	USD
CY2019Q2	sybt	Debit And Credit Card Processing Fee DebitAndCreditCardProcessingFee	631000	USD
CY2018Q2	sybt	Debit And Credit Card Processing Fee DebitAndCreditCardProcessingFee	579000	USD
	sybt	Debit And Credit Card Processing Fee DebitAndCreditCardProcessingFee	1218000	USD
	sybt	Debit And Credit Card Processing Fee DebitAndCreditCardProcessingFee	1145000	USD
CY2019Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	903000	USD
CY2018Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	805000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1528000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1451000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	35053000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	33194000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1030000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3159000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2869000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6211000	USD
CY2019Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	410000	USD
CY2018Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	400000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	816000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	791000	USD
CY2019Q2	us-gaap	Legal Fees LegalFees	1523000	USD
CY2018Q2	us-gaap	Legal Fees LegalFees	504000	USD
	us-gaap	Legal Fees LegalFees	2057000	USD
	us-gaap	Legal Fees LegalFees	997000	USD
CY2019Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	248000	USD
CY2018Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	238000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	486000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	480000	USD
CY2019Q2	sybt	Amortization Of Investment In Tax Credit Partnerships AmortizationOfInvestmentInTaxCreditPartnerships	52000	USD
CY2018Q2	sybt	Amortization Of Investment In Tax Credit Partnerships AmortizationOfInvestmentInTaxCreditPartnerships	58000	USD
	sybt	Amortization Of Investment In Tax Credit Partnerships AmortizationOfInvestmentInTaxCreditPartnerships	104000	USD
	sybt	Amortization Of Investment In Tax Credit Partnerships AmortizationOfInvestmentInTaxCreditPartnerships	58000	USD
CY2019Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	967000	USD
CY2018Q2	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	862000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1871000	USD
	us-gaap	Taxes Excluding Income And Excise Taxes TaxesExcludingIncomeAndExciseTaxes	1714000	USD
CY2019Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1283000	USD
CY2018Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	979000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2502000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1765000	USD
CY2019Q2	us-gaap	Noninterest Expense NoninterestExpense	25464000	USD
CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	22136000	USD
	us-gaap	Noninterest Expense NoninterestExpense	48103000	USD
	us-gaap	Noninterest Expense NoninterestExpense	43163000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	17573000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	16738000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16543000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13579000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32184000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26983000	USD
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.73
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.42
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.19
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.59
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.17
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22689000
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22625000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22675000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22601000
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22949000
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22967000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22948000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22959000
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16543000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13579000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32184000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26983000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	5021000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1618000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	8446000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-6325000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-321000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	99000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-530000	USD
	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	491000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	4700000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-1519000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	7916000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-5834000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1121000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-319000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	1708000	USD
	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-1226000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	3579000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1200000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	6208000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4608000	USD
CY2019Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	20122000	USD
CY2018Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12379000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	38392000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	22375000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	366500000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	15641000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2629000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	863000	USD
CY2019Q1	sybt	Stock Issued For Sharebased Awards Net Of Withholdings To Satisfy Employee Tax Obligations StockIssuedForSharebasedAwardsNetOfWithholdingsToSatisfyEmployeeTaxObligations	-1953000	USD
CY2019Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	5686000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	377994000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16543000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	3579000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	993000	USD
CY2019Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	3665000	USD
CY2019Q2	sybt	Stock Issued For Sharebased Awards Net Of Withholdings To Satisfy Employee Tax Obligations StockIssuedForSharebasedAwardsNetOfWithholdingsToSatisfyEmployeeTaxObligations	-162000	USD
CY2019Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	5917000	USD
CY2019Q2	sybt	Shares Cancelled Value SharesCancelledValue	0	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	389365000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	333644000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13404000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3408000	USD
CY2018Q1	sybt	Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings Tax Effect TaxCutsAndJobsActOf2017ReclassificationFromAOCIToRetainedEarningsTaxEffect	0	USD
CY2018Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	823000	USD
CY2018Q1	sybt	Stock Issued For Sharebased Awards Net Of Withholdings To Satisfy Employee Tax Obligations StockIssuedForSharebasedAwardsNetOfWithholdingsToSatisfyEmployeeTaxObligations	-1535000	USD
CY2018Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	5226000	USD
CY2018Q1	sybt	Shares Cancelled Value SharesCancelledValue	0	USD
CY2018Q1	us-gaap	Stockholders Equity StockholdersEquity	337702000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13579000	USD
CY2018Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1200000	USD
CY2018Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1212000	USD
CY2018Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	-0	USD
CY2018Q2	sybt	Stock Issued For Sharebased Awards Net Of Withholdings To Satisfy Employee Tax Obligations StockIssuedForSharebasedAwardsNetOfWithholdingsToSatisfyEmployeeTaxObligations	-551000	USD
CY2018Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	5227000	USD
CY2018Q2	sybt	Shares Cancelled Value SharesCancelledValue	0	USD
CY2018Q2	us-gaap	Stockholders Equity StockholdersEquity	345515000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32184000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26983000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	600000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1970000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	1679000	USD
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2680000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-3959000	USD
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	40000	USD
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	719000	USD
	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	769000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	38081000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	37803000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	36553000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	39483000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	362000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	378000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-6000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	14000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	63000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	109000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	1856000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	2035000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	392000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	525000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	3429000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-2236000	USD
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-3974000	USD
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	247000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	21899000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	36076000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	373761000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	399911000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	12427000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	0	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	396367000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	392855000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	-0	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	2724000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	591000	USD
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	0	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	490000	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	0	USD
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	1761000	USD
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	0	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	49280000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	170843000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3321000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2694000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	45000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	230000	USD
	sybt	Proceeds From Surrender Of Acquired Bank Owned Life Insurance ProceedsFromSurrenderOfAcquiredBankOwnedLifeInsurance	3431000	USD
	sybt	Proceeds From Surrender Of Acquired Bank Owned Life Insurance ProceedsFromSurrenderOfAcquiredBankOwnedLifeInsurance	0	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	909000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	1532000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	2542000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	868000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	2860000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	24684000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-0	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-35689000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-182769000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-36464000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-37834000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-2086000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	113443000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Advances ProceedsFromFederalHomeLoanBankAdvances	60000000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Advances ProceedsFromFederalHomeLoanBankAdvances	60000000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	67250000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	60637000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	2300000	USD
	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	-0	USD
	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	3609000	USD
	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	-0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	5780000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	2086000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	11621000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	10441000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-69110000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	62445000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-82900000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-84248000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	198939000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	139248000	USD
CY2019Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	116039000	USD
CY2018Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	55000000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	5382000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1800000	USD
	us-gaap	Interest Paid Net InterestPaidNet	11320000	USD
	us-gaap	Interest Paid Net InterestPaidNet	5497000	USD
	sybt	Initial Recognition Of Rightofuse Assets InitialRecognitionOfRightofuseAssets	16747000	USD
	sybt	Initial Recognition Of Rightofuse Assets InitialRecognitionOfRightofuseAssets	0	USD
	sybt	Initial Recognition Of Operating Lease Liabilities InitialRecognitionOfOperatingLeaseLiabilities	18067000	USD
	sybt	Initial Recognition Of Operating Lease Liabilities InitialRecognitionOfOperatingLeaseLiabilities	0	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	0	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	471000	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	204613000	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	0	USD
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	28000000	USD
	us-gaap	Business Combination Consideration Transferred1 BusinessCombinationConsiderationTransferred1	0	USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	176613000	USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	pure
CY2019Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	-0	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	146078000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1112000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	146078000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1112000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	100662000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	44000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	287807000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	7248000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	388469000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	7292000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	61	pure
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	117	pure
	us-gaap	Allowance For Loan And Lease Losses Period Increase Decrease AllowanceForLoanAndLeaseLossesPeriodIncreaseDecrease	2000000.0	USD
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	17000000	USD
CY2019Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	18000000	USD
CY2019Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	421880000	USD
CY2019Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2811000	USD
CY2019Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1112000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	423579000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	443742000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	545000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	7292000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	436995000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	0	USD
CY2019Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	12400000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsAmortizedCostBasis	132158000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	132133000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis	56040000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	56033000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenAmortizedCostBasis	7157000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	7232000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenAmortizedCostBasis	95078000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue	96583000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	131447000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	131598000	USD
CY2019Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	421880000	USD
CY2019Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	423579000	USD
CY2019Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	0	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2763880000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2548171000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	53700000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	52700000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Contractually Required Payments Receivable At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition	1864000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period Contractually Required Payments Receivable At Acquisition CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisition	432000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Nonaccretable Difference CertainLoansAcquiredInTransferNonaccretableDifference	1577000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Nonaccretable Difference CertainLoansAcquiredInTransferNonaccretableDifference	-0	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Accretable Yield CertainLoansAcquiredInTransferAccretableYield	57000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Accretable Yield CertainLoansAcquiredInTransferAccretableYield	68000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	230000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	364000	USD
CY2019Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	62000	USD
CY2018Q1	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	95000	USD
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	68000	USD
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	106000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	0	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference	0	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	5000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	10000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	11000	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAccretion	21000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	0	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	0	USD
	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldAdditions	0	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	57000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	85000	USD
CY2019Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	57000	USD
CY2018Q2	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield	85000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2763880000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2548171000	USD
CY2019Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26464000	USD
CY2019Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2019Q2	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	161000	USD
CY2019Q2	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	113000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26416000	USD
CY2018Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	24203000	USD
CY2018Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1235000	USD
CY2018Q2	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	647000	USD
CY2018Q2	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	82000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	24873000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25534000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	600000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	260000	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	542000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26416000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	24885000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1970000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	2175000	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	193000	USD
CY2018Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	24873000	USD
CY2019Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	3030000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	2611000	USD
CY2019Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	37000	USD
CY2019Q2	sybt	Financing Receivable Impaired Troubled Debt Restructuring Specific Reserve Allocation FinancingReceivableImpairedTroubledDebtRestructuringSpecificReserveAllocation	37000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2018Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	42000	USD
CY2018Q4	sybt	Financing Receivable Impaired Troubled Debt Restructuring Specific Reserve Allocation FinancingReceivableImpairedTroubledDebtRestructuringSpecificReserveAllocation	42000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2019Q2	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	795000	USD
CY2018Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	528000	USD
CY2019Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	3067000	USD
CY2019Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2760813000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2763880000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	37000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	26379000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	26416000	USD
CY2018Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	2653000	USD
CY2018Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2545518000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2548171000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	42000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	25492000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25534000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	3030000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	3468000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	3151000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	2972000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	37000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	37000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	37000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	38000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	40000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	1000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	3067000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	3505000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	37000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	3189000	USD
CY2019Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	3012000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	2611000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	3766000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	4972000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	5758000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	42000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	42000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	42000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	4781000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	3204000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2018Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	2653000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	3808000	USD
CY2018Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	42000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	9753000	USD
CY2018Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	8962000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	USD
CY2019Q2	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	2753226000	USD
CY2019Q2	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	10654000	USD
CY2019Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2763880000	USD
CY2019Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	861000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	2537627000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	10544000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2548171000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	745000	USD
CY2019Q1	us-gaap	Goodwill Goodwill	682000	USD
CY2018Q1	us-gaap	Goodwill Goodwill	682000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	682000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	682000	USD
CY2019Q2	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	12144000	USD
CY2018Q2	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	12144000	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2019Q2	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2018Q2	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019Q2	us-gaap	Goodwill Goodwill	12826000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	682000	USD
CY2019Q2	us-gaap	Goodwill Goodwill	12826000	USD
CY2018Q2	us-gaap	Goodwill Goodwill	682000	USD
CY2019Q2	us-gaap	Finite Lived Intangible Assets Fair Value Disclosure FiniteLivedIntangibleAssetsFairValueDisclosure	2900000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Fair Value Disclosure FiniteLivedIntangibleAssetsFairValueDisclosure	3600000	USD
CY2019Q2	sybt	Loans Serviced For Others Outstanding Principal Balance LoansServicedForOthersOutstandingPrincipalBalance	325100000	USD
CY2018Q4	sybt	Loans Serviced For Others Outstanding Principal Balance LoansServicedForOthersOutstandingPrincipalBalance	327900000	USD
CY2019Q1	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	1070000	USD
CY2018Q1	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	861000	USD
CY2018Q4	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	1022000	USD
CY2017Q4	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	875000	USD
CY2019Q2	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	134000	USD
CY2018Q2	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	74000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	214000	USD
	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	95000	USD
CY2019Q2	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	36000	USD
CY2018Q2	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	37000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	68000	USD
	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	72000	USD
CY2019Q2	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	1168000	USD
CY2018Q2	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	898000	USD
CY2019Q2	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	1168000	USD
CY2018Q2	sybt	Finite Lived Intangible Assets Mortgage Servicing Rights Msr Net FiniteLivedIntangibleAssetsMortgageServicingRightsMSRNet	898000	USD
CY2019Q1	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	-1300000	USD
CY2019Q1	sybt	Income Tax Expense Benefit Continuing Operations Adjustment To Per Diluted Share IncomeTaxExpenseBenefitContinuingOperationsAdjustmentToPerDilutedShare	0.06
CY2019Q2	us-gaap	Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability	2400000	USD
CY2019Q2	sybt	Income Tax Expense Benefit Continuing Operations Adjustment To Per Diluted Share IncomeTaxExpenseBenefitContinuingOperationsAdjustmentToPerDilutedShare	0.11
CY2019Q2	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3772000	USD
CY2018Q2	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	3426000	USD
	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	6498000	USD
	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	5862000	USD
CY2019Q2	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	189000	USD
CY2018Q2	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	182000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	330000	USD
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	310000	USD
CY2019Q2	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3961000	USD
CY2018Q2	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	3608000	USD
	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	6828000	USD
	us-gaap	Current Federal State And Local Tax Expense Benefit CurrentFederalStateAndLocalTaxExpenseBenefit	6172000	USD
CY2019Q2	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	224000	USD
CY2018Q2	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-421000	USD
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	789000	USD
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	46000	USD
CY2019Q2	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-3155000	USD
CY2018Q2	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-28000	USD
	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-4768000	USD
	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-7000	USD
CY2019Q2	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-2931000	USD
CY2018Q2	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-449000	USD
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-3979000	USD
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	39000	USD
CY2019Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	USD
CY2018Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	USD
	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	20000	USD
	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1030000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3159000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2869000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6211000	USD
CY2019Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
CY2019Q2	sybt	Effective Income Tax Rate Reconciliation State Income Tax Enactment Percent EffectiveIncomeTaxRateReconciliationStateIncomeTaxEnactmentPercent	-0.141	pure
CY2018Q2	sybt	Effective Income Tax Rate Reconciliation State Income Tax Enactment Percent EffectiveIncomeTaxRateReconciliationStateIncomeTaxEnactmentPercent	0	pure
	sybt	Effective Income Tax Rate Reconciliation State Income Tax Enactment Percent EffectiveIncomeTaxRateReconciliationStateIncomeTaxEnactmentPercent	-0.107	pure
	sybt	Effective Income Tax Rate Reconciliation State Income Tax Enactment Percent EffectiveIncomeTaxRateReconciliationStateIncomeTaxEnactmentPercent	0	pure
CY2019Q2	sybt	Effective Income Tax Rate Reconciliation Stock Based Compensation EffectiveIncomeTaxRateReconciliationStockBasedCompensation	-0.004	pure
CY2018Q2	sybt	Effective Income Tax Rate Reconciliation Stock Based Compensation EffectiveIncomeTaxRateReconciliationStockBasedCompensation	-0.012	pure
	sybt	Effective Income Tax Rate Reconciliation Stock Based Compensation EffectiveIncomeTaxRateReconciliationStockBasedCompensation	-0.011	pure
	sybt	Effective Income Tax Rate Reconciliation Stock Based Compensation EffectiveIncomeTaxRateReconciliationStockBasedCompensation	-0.015	pure
CY2019Q2	sybt	Effective Income Tax Rate Reconciliation Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderValueOfLifeInsurance	-0.006	pure
CY2018Q2	sybt	Effective Income Tax Rate Reconciliation Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderValueOfLifeInsurance	-0.012	pure
	sybt	Effective Income Tax Rate Reconciliation Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderValueOfLifeInsurance	-0.009	pure
	sybt	Effective Income Tax Rate Reconciliation Cash Surrender Value Of Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderValueOfLifeInsurance	-0.006	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.007	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.007	pure
	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.007	pure
	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.005	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.003	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.005	pure
	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.003	pure
	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.005	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.008	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.007	pure
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.008	pure
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.007	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.002	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.008	pure
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001	pure
	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001	pure
CY2019Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.059	pure
CY2018Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.189	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.082	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.187	pure
CY2019Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	777652000	USD
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	711023000	USD
CY2019Q2	us-gaap	Demand Deposit Accounts DemandDepositAccounts	824324000	USD
CY2018Q4	us-gaap	Demand Deposit Accounts DemandDepositAccounts	892867000	USD
CY2019Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	171471000	USD
CY2018Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	155007000	USD
CY2019Q2	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	675221000	USD
CY2018Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	688744000	USD
CY2019Q2	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	71952000	USD
CY2018Q4	us-gaap	Time Deposits At Or Above Fdic Insurance Limit TimeDepositsAtOrAboveFDICInsuranceLimit	55182000	USD
CY2019Q2	sybt	Interest Bearing Deposit Other Time Deposit InterestBearingDepositOtherTimeDeposit	362833000	USD
CY2018Q4	sybt	Interest Bearing Deposit Other Time Deposit InterestBearingDepositOtherTimeDeposit	291533000	USD
CY2019Q2	us-gaap	Time Deposits TimeDeposits	434785000	USD
CY2018Q4	us-gaap	Time Deposits TimeDeposits	346715000	USD
CY2019Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	2105801000	USD
CY2018Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	2083333000	USD
CY2019Q2	us-gaap	Deposits Deposits	2883453000	USD
CY2018Q4	us-gaap	Deposits Deposits	2794356000	USD
CY2018Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	29800000	USD
	sybt	Federal Home Loan Bank Number Of Separate Advances FederalHomeLoanBankNumberOfSeparateAdvances	58	pure
CY2019Q2	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	84300000	USD
CY2018	sybt	Federal Home Loan Bank Number Of Separate Advances FederalHomeLoanBankNumberOfSeparateAdvances	14	pure
CY2018Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	48200000	USD
	sybt	Federal Home Loan Bank Number Of Separate Advances Principal Due At Maturity FederalHomeLoanBankNumberOfSeparateAdvancesPrincipalDueAtMaturity	16	pure
CY2019Q2	sybt	Advances From Federal Home Loan Banks Principal Due At Maturity AdvancesFromFederalHomeLoanBanksPrincipalDueAtMaturity	51000000	USD
CY2019Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	484000000.0	USD
CY2018Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	537000000.0	USD
CY2019Q2	us-gaap	Preferred Stock No Par Value PreferredStockNoParValue	0
CY2019Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000
CY2019Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16543000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13579000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32184000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26983000	USD
CY2019Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22689000
CY2018Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22625000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22675000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	22601000
CY2019Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	260000
CY2018Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	342000
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	273000
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	358000
CY2019Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22949000
CY2018Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22967000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22948000
CY2019Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	505000
CY2019Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0
	sybt	Proceeds Used For And Received From Settlement Of Stock Awards ProceedsUsedForAndReceivedFromSettlementOfStockAwards	272000	USD
	sybt	Proceeds Used For And Received From Settlement Of Stock Awards ProceedsUsedForAndReceivedFromSettlementOfStockAwards	155000	USD
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.73
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.42
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.19
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.72
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.59
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	22959000
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.17
	sybt	Defined Benefit Plan Number Of Employees Covered DefinedBenefitPlanNumberOfEmployeesCovered	3	pure
	sybt	Defined Benefit Plan Number Of Present Employees Covered DefinedBenefitPlanNumberOfPresentEmployeesCovered	1	pure
	sybt	Defined Benefit Plan Number Of Retired Employees Covered DefinedBenefitPlanNumberOfRetiredEmployeesCovered	2	pure
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized	500000
CY2019Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	993000	USD
CY2019Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	209000	USD
CY2019Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	784000	USD
CY2018Q2	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1212000	USD
CY2018Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	254000	USD
CY2018Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	958000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	1856000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	390000	USD
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	1466000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2035000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	427000	USD
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	1608000	USD
CY2019Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	7400000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Remainder Of Fiscal Year EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedRemainderOfFiscalYear	1939000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Due Year Two EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedDueYearTwo	2682000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Due Year Three EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedDueYearThree	1544000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Due Year Four EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedDueYearFour	752000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Due Year Five EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedDueYearFive	426000	USD
CY2019Q2	sybt	Employee Service Sharebased Compensation Nonvested Awards Compensation Cost Not Yet Recognized Due Year Six EmployeeServiceSharebasedCompensationNonvestedAwardsCompensationCostNotYetRecognizedDueYearSix	36000	USD
CY2019Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	7379000	USD
CY2019Q2	us-gaap	Fair Value Disclosure Offbalance Sheet Risks Face Amount Liability FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability	1099743000	USD
CY2018Q4	us-gaap	Fair Value Disclosure Offbalance Sheet Risks Face Amount Liability FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability	834604000	USD
CY2019Q2	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	350000	USD
CY2019Q2	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	563000	USD
CY2018Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1000000.0	USD
CY2016Q1	sybt	Capital Conservation Buffer CapitalConservationBuffer	0.00625	pure
CY2017Q1	sybt	Capital Conservation Buffer CapitalConservationBuffer	0.0125	pure
CY2018Q1	sybt	Capital Conservation Buffer CapitalConservationBuffer	0.01875	pure
CY2019Q1	sybt	Capital Conservation Buffer CapitalConservationBuffer	0.025	pure
CY2019Q2	us-gaap	Capital Capital	400314000	USD
CY2019Q2	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1267	pure
CY2019Q2	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	252821000	USD
CY2019Q2	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	pure
CY2019Q2	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	373548000	USD
CY2019Q2	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1182	pure
CY2019Q2	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	142212000	USD
CY2019Q2	sybt	Common Equity Tier One Risk Based Capital Capital Required For Capital Adequacy To Risk Weighted Assets CommonEquityTierOneRiskBasedCapitalCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0450	pure
CY2019Q2	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	373548000	USD
CY2019Q2	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1182	pure
CY2019Q2	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	189616000	USD
CY2019Q2	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	pure
CY2019Q2	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	373548000	USD
CY2019Q2	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1091	pure
CY2019Q2	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	136955000	USD
CY2019Q2	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	pure
CY2018Q4	us-gaap	Capital Capital	396019000	USD
CY2018Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1391	pure
CY2018Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	227714000	USD
CY2018Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	pure
CY2018Q4	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	370135000	USD
CY2018Q4	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1300	pure
CY2018Q4	us-gaap	Common Equity Tier One Capital Required For Capital Adequacy CommonEquityTierOneCapitalRequiredForCapitalAdequacy	128089000	USD
CY2018Q4	sybt	Common Equity Tier One Risk Based Capital Capital Required For Capital Adequacy To Risk Weighted Assets CommonEquityTierOneRiskBasedCapitalCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0450	pure
CY2018Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	370135000	USD
CY2018Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1300	pure
CY2018Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	170785000	USD
CY2018Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	pure
CY2018Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	370135000	USD
CY2018Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1133	pure
CY2018Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	130698000	USD
CY2018Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	pure
CY2019Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	30774000	USD
CY2019Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5662000	USD
CY2019Q2	sybt	Noninterest Income Excluding Fees And Commissions From Fiduciary And Trust Activities NoninterestIncomeExcludingFeesAndCommissionsFromFiduciaryAndTrustActivities	6601000	USD
CY2019Q2	us-gaap	Noninterest Expense NoninterestExpense	25464000	USD
CY2019Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	17573000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1030000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	16543000	USD
CY2019Q2	us-gaap	Assets Assets	3463823000	USD
CY2018Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	28674000	USD
CY2018Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1235000	USD
CY2018Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5344000	USD
CY2018Q2	sybt	Noninterest Income Excluding Fees And Commissions From Fiduciary And Trust Activities NoninterestIncomeExcludingFeesAndCommissionsFromFiduciaryAndTrustActivities	6091000	USD
CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	22136000	USD
CY2018Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	16738000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3159000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13579000	USD
CY2018Q2	us-gaap	Assets Assets	3323840000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	60431000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	600000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	11101000	USD
	sybt	Noninterest Income Excluding Fees And Commissions From Fiduciary And Trust Activities NoninterestIncomeExcludingFeesAndCommissionsFromFiduciaryAndTrustActivities	12224000	USD
	us-gaap	Noninterest Expense NoninterestExpense	48103000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	35053000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2869000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	32184000	USD
CY2019Q2	us-gaap	Assets Assets	3463823000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	55983000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1970000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	10844000	USD
	sybt	Noninterest Income Excluding Fees And Commissions From Fiduciary And Trust Activities NoninterestIncomeExcludingFeesAndCommissionsFromFiduciaryAndTrustActivities	11500000	USD
	us-gaap	Noninterest Expense NoninterestExpense	43163000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	33194000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6211000	USD
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	26983000	USD
CY2018Q2	us-gaap	Assets Assets	3323840000	USD
CY2019Q2	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	796000	USD
CY2018Q2	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	746000	USD
CY2019Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	184000	USD
CY2018Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	191000	USD
CY2019Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	551000	USD
CY2018Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	508000	USD
CY2019Q2	us-gaap	Noninterest Income NoninterestIncome	12263000	USD
CY2018Q2	us-gaap	Noninterest Income NoninterestIncome	11435000	USD
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	1278000	USD
	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	1322000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	362000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	378000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1010000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	784000	USD
	us-gaap	Noninterest Income NoninterestIncome	23325000	USD
	us-gaap	Noninterest Income NoninterestIncome	22344000	USD
	sybt	Trading Activity Charges Reducing Product Sales Commissions And Fees TradingActivityChargesReducingProductSalesCommissionsAndFees	257000	USD
	sybt	Trading Activity Charges Reducing Product Sales Commissions And Fees TradingActivityChargesReducingProductSalesCommissionsAndFees	261000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P5Y
CY2019Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16056000	USD
CY2019Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	17373000	USD
CY2019Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P12Y5M1D
CY2019Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0361	pure
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	1949000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	1929000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1919000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1955000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1935000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	11870000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	21557000	USD
CY2019Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	4184000	USD
CY2019Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	17373000	USD
CY2019Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	489000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	997000	USD
CY2019Q2	us-gaap	Variable Lease Cost VariableLeaseCost	24000	USD
	us-gaap	Variable Lease Cost VariableLeaseCost	63000	USD
CY2019Q2	us-gaap	Sublease Income SubleaseIncome	13000	USD
	us-gaap	Sublease Income SubleaseIncome	27000	USD
CY2019Q2	us-gaap	Lease Cost LeaseCost	500000	USD
	us-gaap	Lease Cost LeaseCost	1033000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	694000	USD

Files In Submission

Name	View Source	Status
0001437749-19-015586-index-headers.html	Edgar Link	pending
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0001437749-19-015586.txt	Edgar Link	pending
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sybt20190630_10q_htm.xml	Edgar Link	completed

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$SYBT
Stock Yards Bancorp, Inc. Stock $sybt

2019 Q2 Form 10-Q Financial Statement

#000143774919015586 Filed on August 06, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SYBT Stock Yards Bancorp, Inc. Stock $sybt

2019 Q2 Form 10-Q Financial Statement

#000143774919015586 Filed on August 06, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SYBT
Stock Yards Bancorp, Inc. Stock $sybt