$NRIM
NORTHRIM BANCORP INC Stock $nrim

$nrim Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-Q Financial Statement

#000116337020000041 Filed on November 03, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2019 Q4
Revenue	$20.58M	$19.79M	$18.06M
YoY Change	13.94%	10.97%	4.97%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.100M	$1.100M	$1.000M
YoY Change	10.0%	0.0%	-9.09%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$1.355M	$1.500M	$1.652M
YoY Change	-17.98%	-2.02%	54.39%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$13.41M	$15.85M	$5.680M
YoY Change	136.06%	65.68%	-1.3%
Income Tax	$3.308M	$3.994M	$1.100M
% Of Pretax Income	24.67%	25.2%	19.37%
Net Earnings	$10.10M	$11.86M	$4.580M
YoY Change	120.52%	57.27%	-5.53%
Net Earnings / Revenue	49.08%	59.89%	25.36%
Basic Earnings Per Share	$1.62	$1.87	$0.70
Diluted Earnings Per Share	$1.59	$1.84	$0.69
COMMON SHARES
Basic Shares Outstanding	6.234M shares	6.338M shares	6.540M shares
Diluted Shares Outstanding		6.413M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments			$379.5M
YoY Change			6.48%
Cash & Equivalents	$116.0M	$101.1M	$95.42M
Short-Term Investments			$284.1M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$38.10M	$38.62M	$38.42M
YoY Change	-0.83%	0.15%	-1.71%
Goodwill	$15.02M	$15.02M	$15.02M
YoY Change	0.0%	0.0%	0.0%
Intangibles	$1.029M	$1.041M	$1.077M
YoY Change	-4.46%	-4.67%	-5.28%
Long-Term Investments	$2.462M		$2.232M
YoY Change	10.3%		-1.2%
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$2.122B	$2.098B	$1.644B
YoY Change	29.06%	29.76%	9.38%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$12.40M	$12.90M	$14.20M
YoY Change	-12.68%	-9.15%
Deferred Revenue
YoY Change
Short-Term Debt			$0.00
YoY Change			-100.0%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$12.40M	$12.90M	$14.20M
YoY Change	-12.68%	-9.15%	-58.6%
LONG-TERM LIABILITIES
Long-Term Debt	$10.30M	$10.30M	$10.30M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities	$37.70M	$40.10M	$31.10M
YoY Change	21.22%	42.7%	81.87%
Total Long-Term Liabilities	$48.00M	$50.40M	$41.40M
YoY Change	15.94%	31.25%	51.09%
TOTAL LIABILITIES
Total Short-Term Liabilities	$12.40M	$12.90M	$14.20M
Total Long-Term Liabilities	$48.00M	$50.40M	$41.40M
Total Liabilities	$1.900B	$1.883B	$1.437B
YoY Change	32.25%	33.31%	10.78%
SHAREHOLDERS EQUITY
Retained Earnings	$173.5M	$165.6M	$149.6M
YoY Change	15.96%	12.49%	8.85%
Common Stock	$6.251M	$6.279M	$6.559M
YoY Change	-4.7%	-3.99%	-4.71%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$221.6M	$214.6M	$207.1M
YoY Change
Total Liabilities & Shareholders Equity	$2.122B	$2.098B	$1.644B
YoY Change	29.06%	29.76%	9.38%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2019 Q4
OPERATING ACTIVITIES
Net Income	$10.10M	$11.86M	$4.580M
YoY Change	120.52%	57.27%	-5.53%
Depreciation, Depletion And Amortization	$1.100M	$1.100M	$1.000M
YoY Change	10.0%	0.0%	-9.09%
Cash From Operating Activities	-$9.500M	$19.60M	$21.50M
YoY Change	-144.19%	-535.56%	-21.53%
INVESTING ACTIVITIES
Capital Expenditures	-$700.0K	-$300.0K	-$900.0K
YoY Change	-22.22%	0.0%	-47.06%
Acquisitions
YoY Change
Other Investing Activities	$8.400M	-$73.60M	-$36.50M
YoY Change	-123.01%	160.99%	192.0%
Cash From Investing Activities	$7.900M	-$74.10M	-$37.40M
YoY Change	-121.12%	160.0%	161.54%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	16.40M	66.20M	19.10M
YoY Change	-14.14%	21.69%	-435.09%
NET CHANGE
Cash From Operating Activities	-9.500M	19.60M	21.50M
Cash From Investing Activities	7.900M	-74.10M	-37.40M
Cash From Financing Activities	16.40M	66.20M	19.10M
Net Change In Cash	14.80M	11.70M	3.200M
YoY Change	362.5%	-45.33%	-56.76%
FREE CASH FLOW
Cash From Operating Activities	-$9.500M	$19.60M	$21.50M
Capital Expenditures	-$700.0K	-$300.0K	-$900.0K
Free Cash Flow	-$8.800M	$19.90M	$22.40M
YoY Change	-139.29%	-573.81%	-23.02%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Amendment Flag AmendmentFlag	false
	dei	Entity Central Index Key EntityCentralIndexKey	0001163370
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201609Member
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2020-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	000-33501
	dei	Entity Registrant Name EntityRegistrantName	NORTHRIM BANCORP, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	AK
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	92-0175752
	dei	Entity Address Address Line1 EntityAddressAddressLine1	3111 C Street
	dei	Entity Address City Or Town EntityAddressCityOrTown	Anchorage
	dei	Entity Address State Or Province EntityAddressStateOrProvince	AK
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	99503
	dei	City Area Code CityAreaCode	907
	dei	Local Phone Number LocalPhoneNumber	562-0062
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
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CY2019Q3	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	0	USD
	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	98000	USD
	us-gaap	Equity Securities Fv Ni Realized Gain Loss EquitySecuritiesFvNiRealizedGainLoss	0	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
CY2019Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	23000	USD
CY2020Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1040000	USD
CY2019Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	887000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2270000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2466000	USD
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	21628000	USD
CY2019Q3	us-gaap	Noninterest Income NoninterestIncome	10509000	USD
	us-gaap	Noninterest Income NoninterestIncome	45596000	USD
	us-gaap	Noninterest Income NoninterestIncome	27611000	USD
CY2020Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	16418000	USD
CY2019Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	13186000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	44311000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	37433000	USD
CY2020Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1851000	USD
CY2019Q3	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1849000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	5653000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	5324000	USD
CY2020Q3	us-gaap	Occupancy Net OccupancyNet	1648000	USD
CY2019Q3	us-gaap	Occupancy Net OccupancyNet	1576000	USD
	us-gaap	Occupancy Net OccupancyNet	4923000	USD
	us-gaap	Occupancy Net OccupancyNet	4989000	USD
CY2020Q3	us-gaap	Professional Fees ProfessionalFees	884000	USD
CY2019Q3	us-gaap	Professional Fees ProfessionalFees	610000	USD
	us-gaap	Professional Fees ProfessionalFees	2206000	USD
	us-gaap	Professional Fees ProfessionalFees	1850000	USD
CY2020Q3	us-gaap	Marketing Expense MarketingExpense	302000	USD
CY2019Q3	us-gaap	Marketing Expense MarketingExpense	357000	USD
	us-gaap	Marketing Expense MarketingExpense	1581000	USD
	us-gaap	Marketing Expense MarketingExpense	1609000	USD
CY2020Q3	us-gaap	General Insurance Expense GeneralInsuranceExpense	315000	USD
CY2019Q3	us-gaap	General Insurance Expense GeneralInsuranceExpense	102000	USD
	us-gaap	General Insurance Expense GeneralInsuranceExpense	928000	USD
	us-gaap	General Insurance Expense GeneralInsuranceExpense	592000	USD
CY2020Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12000	USD
CY2019Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	15000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	36000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	45000	USD
CY2020Q3	nrim	Other Real Estate Owned Expense Net Including Impairment OtherRealEstateOwnedExpenseNetIncludingImpairment	23000	USD
CY2019Q3	nrim	Other Real Estate Owned Expense Net Including Impairment OtherRealEstateOwnedExpenseNetIncludingImpairment	-31000	USD
	nrim	Other Real Estate Owned Expense Net Including Impairment OtherRealEstateOwnedExpenseNetIncludingImpairment	8000	USD
	nrim	Other Real Estate Owned Expense Net Including Impairment OtherRealEstateOwnedExpenseNetIncludingImpairment	-186000	USD
CY2020Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2053000	USD
CY2019Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1660000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	5321000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4567000	USD
CY2020Q3	us-gaap	Noninterest Expense NoninterestExpense	23506000	USD
CY2019Q3	us-gaap	Noninterest Expense NoninterestExpense	19324000	USD
	us-gaap	Noninterest Expense NoninterestExpense	64967000	USD
	us-gaap	Noninterest Expense NoninterestExpense	56223000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	15849000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	9566000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	29039000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20445000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3994000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2028000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6251000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4334000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	11855000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	7538000	USD
	us-gaap	Net Income Loss NetIncomeLoss	22788000	USD
	us-gaap	Net Income Loss NetIncomeLoss	16111000	USD
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.87
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.13
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.57
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.38
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.84
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.11
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.52
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.35
CY2020Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6338465	shares
CY2019Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6604044	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6391164	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6760672	shares
CY2020Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6413221	shares
CY2019Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6707523	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6467991	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6861973	shares
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	11855000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	7538000	USD
	us-gaap	Net Income Loss NetIncomeLoss	22788000	USD
	us-gaap	Net Income Loss NetIncomeLoss	16111000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	54000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	83000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	477000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	2816000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	28000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	7000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	70000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	16000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	245000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-691000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-1622000	USD
	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax	-1672000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	85000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	23000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-549000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	742000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	214000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-631000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-666000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	386000	USD
CY2020Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	12069000	USD
CY2019Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6907000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	22122000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16497000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	205947000	USD
CY2019Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2019Q1	us-gaap	Dividends Cash DividendsCash	2087000	USD
CY2019Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	196000	USD
CY2019Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	USD
CY2019Q1	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	205000	USD
CY2019Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	675000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	4312000	USD
CY2019Q1	us-gaap	Stockholders Equity StockholdersEquity	208838000	USD
CY2019Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2019Q2	us-gaap	Dividends Cash DividendsCash	2060000	USD
CY2019Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	155000	USD
CY2019Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	5198000	USD
CY2019Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	342000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	4261000	USD
CY2019Q2	us-gaap	Stockholders Equity StockholdersEquity	206338000	USD
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.33
CY2019Q3	us-gaap	Dividends Cash DividendsCash	2199000	USD
CY2019Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	193000	USD
CY2019Q3	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-34000	USD
CY2019Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	7166000	USD
CY2019Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-631000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	7538000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	204039000	USD
CY2019Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.33
CY2019Q4	us-gaap	Dividends Cash DividendsCash	2182000	USD
CY2019Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	288000	USD
CY2019Q4	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-173000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	565000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	4580000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	207117000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	207117000	USD
CY2020Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.34
CY2020Q1	us-gaap	Dividends Cash DividendsCash	2223000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	242000	USD
CY2020Q1	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	6310000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2136000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	1033000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	197723000	USD
CY2020Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.34
CY2020Q2	us-gaap	Dividends Cash DividendsCash	2188000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	238000	USD
CY2020Q2	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	-6000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1256000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	9900000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	206923000	USD
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2020Q3	us-gaap	Dividends Cash DividendsCash	2247000	USD
CY2020Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	237000	USD
CY2020Q3	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	2366000	USD
CY2020Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	214000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	11855000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	214616000	USD
	us-gaap	Net Income Loss NetIncomeLoss	22788000	USD
	us-gaap	Net Income Loss NetIncomeLoss	16111000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	98000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	23000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-22000	USD
	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	0	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	2337000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	2231000	USD
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	821000	USD
	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	753000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	36000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	45000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	24000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-26000	USD
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	-347000	USD
	us-gaap	Increase Decrease In Equity Securities Fv Ni IncreaseDecreaseInEquitySecuritiesFvNi	782000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	477000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-758000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	717000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	544000	USD
	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	-9399000	USD
	us-gaap	Increase Decrease In Loans Deferred Income IncreaseDecreaseInLoansDeferredIncome	-137000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3031000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-1025000	USD
	nrim	Purchased Receivables Reserve Benefit PurchasedReceivablesReserveBenefit	-7000	USD
	nrim	Purchased Receivables Reserve Benefit PurchasedReceivablesReserveBenefit	-103000	USD
	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	3032000	USD
	us-gaap	Servicing Asset At Fair Value Additions ServicingAssetAtFairValueAdditions	2672000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	4363000	USD
	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	2287000	USD
	nrim	Increase Decrease In Fair Value Of Commercial Servicing Assets IncreaseDecreaseInFairValueOfCommercialServicingAssets	180000	USD
	nrim	Increase Decrease In Fair Value Of Commercial Servicing Assets IncreaseDecreaseInFairValueOfCommercialServicingAssets	118000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	30701000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	14598000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	883899000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	470561000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	913469000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	503195000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	176000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	380000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	3512000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-19000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	6443000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-3257000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	2980000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3590000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-27019000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-22341000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	89173000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	63904000	USD
	nrim	Paymentsto Acquire Equity Securities Fvni PaymentstoAcquireEquitySecuritiesFVNI	1439000	USD
	nrim	Paymentsto Acquire Equity Securities Fvni PaymentstoAcquireEquitySecuritiesFVNI	0	USD
	nrim	Paymentsfor Purchaseof Federal Home Loan Bank Stock PaymentsforPurchaseofFederalHomeLoanBankStock	5884000	USD
	nrim	Paymentsfor Purchaseof Federal Home Loan Bank Stock PaymentsforPurchaseofFederalHomeLoanBankStock	879000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	150544000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	81059000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	502000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	0	USD
	nrim	Proceeds From Redemption Of Federal Home Loan Bank Stock ProceedsFromRedemptionOfFederalHomeLoanBankStock	5514000	USD
	nrim	Proceeds From Redemption Of Federal Home Loan Bank Stock ProceedsFromRedemptionOfFederalHomeLoanBankStock	840000	USD
	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	-10860000	USD
	us-gaap	Payments For Proceeds From Loans Receivable PaymentsForProceedsFromLoansReceivable	-836000	USD
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	459346000	USD
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	51545000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	419000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	1149000	USD
	us-gaap	Payments For Software PaymentsForSoftware	96000	USD
	us-gaap	Payments For Software PaymentsForSoftware	374000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2552000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1697000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-390651000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-34515000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	433782000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	122941000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	92188000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	0	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-34278000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	4846000	USD
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1692000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8676000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	12569000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	8000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	6585000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	6280000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	423375000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	71506000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	5705000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	14650000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	95424000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	77538000	USD
CY2020Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	101129000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1940000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	275000	USD
	us-gaap	Interest Paid Net InterestPaidNet	4580000	USD
	us-gaap	Interest Paid Net InterestPaidNet	3889000	USD
	nrim	Non Cash Commitment To Invest In Low Income Housing Tax Credit Partnerships NonCashCommitmentToInvestInLowIncomeHousingTaxCreditPartnerships	0	USD
	nrim	Non Cash Commitment To Invest In Low Income Housing Tax Credit Partnerships NonCashCommitmentToInvestInLowIncomeHousingTaxCreditPartnerships	7282000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	162000	USD
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	0	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	370000	USD
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	528000	USD
CY2020Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	73000	USD
CY2019Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	66000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-bottom:11pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Reclassification of Prior Year Presentation</span></div><div style="margin-bottom:11pt;text-align:justify;text-indent:36pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain prior year amounts have been reclassified for consistency with the current period presentation. These reclassifications had no effect on the reported results of operations or total shareholders' equity.</span></div>
CY2020Q3	us-gaap	Compensating Balance Amount CompensatingBalanceAmount	500000	USD
CY2020Q3	nrim	Compensating Balance Amount Initial Margin On Interest Rate Swap CompensatingBalanceAmountInitialMarginOnInterestRateSwap	100000	USD
CY2020Q3	nrim	Compensating Balance Amount Fair Value Exposure On Interest Rate Swap CompensatingBalanceAmountFairValueExposureOnInterestRateSwap	2800000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	213542000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2142000	USD
CY2020Q3	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	315000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	215369000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	274788000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	2947000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	44000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	61045000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1444000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	94000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	276138000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	58098000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	271000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	315000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	54769000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	50000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	10947000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	44000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	65716000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	94000	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	11	security
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	8	security
CY2020Q3	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	1	security
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	3	security
CY2020Q3	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	85000000.0	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Restricted DebtSecuritiesAvailableForSaleRestricted	30600000	USD
CY2020Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
CY2020Q3	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
CY2019Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2019Q3	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
CY2019Q3	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	USD
	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	4219000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	23000	USD
	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0	USD
CY2020Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	917000	USD
CY2019Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	1516000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	3879000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	4756000	USD
CY2020Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	23000	USD
CY2019Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	12000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	72000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	94000	USD
CY2020Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	940000	USD
CY2019Q3	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	1528000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	3951000	USD
	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	4850000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1507205000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	14485000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1492720000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1048456000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	5085000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1043371000	USD
CY2020Q3	nrim	Financing Receivable Recorded Investment Nonaccrual Status Excluding Government Guaranteed Payments FinancingReceivableRecordedInvestmentNonaccrualStatusExcludingGovernmentGuaranteedPayments	11000000.0	USD
CY2019Q4	nrim	Financing Receivable Recorded Investment Nonaccrual Status Excluding Government Guaranteed Payments FinancingReceivableRecordedInvestmentNonaccrualStatusExcludingGovernmentGuaranteedPayments	14000000.0	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	12647000	USD
CY2020Q3	nrim	Financing Receivable Recorded Investment Nonaccrual Status Government Guaranteed Payment FinancingReceivableRecordedInvestmentNonaccrualStatusGovernmentGuaranteedPayment	1600000	USD
CY2020Q3	nrim	Financing Receivable Recorded Investment Nonaccrual Status Excluding Government Guaranteed Payments FinancingReceivableRecordedInvestmentNonaccrualStatusExcludingGovernmentGuaranteedPayments	11047000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	15356000	USD
CY2019Q4	nrim	Financing Receivable Recorded Investment Nonaccrual Status Government Guaranteed Payment FinancingReceivableRecordedInvestmentNonaccrualStatusGovernmentGuaranteedPayment	1405000	USD
CY2019Q4	nrim	Financing Receivable Recorded Investment Nonaccrual Status Excluding Government Guaranteed Payments FinancingReceivableRecordedInvestmentNonaccrualStatusExcludingGovernmentGuaranteedPayments	13951000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	2348000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	12647000	USD
CY2020Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1492210000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1507205000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	14485000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1492720000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	1534000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	15356000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1031566000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1048456000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	5085000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1043371000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	19744000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	20037000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	202000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	202000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	41000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	19946000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	20239000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	41000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	24112000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	24185000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	561000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	561000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	17000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	24673000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	24746000	USD
CY2019Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	17000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	19200000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	120000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	27183000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	158000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	226000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	8000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	465000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	19426000	USD
CY2020Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	128000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	27648000	USD
CY2019Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	158000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	19858000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	325000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	28357000	USD
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	463000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	1794000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	8000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	1030000	USD
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	21652000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	333000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	29387000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	463000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	8500000	USD
CY2019Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	10100000	USD
	nrim	Financing Receivable Modifications Non Troubled Debt Interest FinancingReceivableModificationsNonTroubledDebtInterest	46056000	USD
	nrim	Financing Receivable Modifications Non Troubled Debt Full Payment Deferral FinancingReceivableModificationsNonTroubledDebtFullPaymentDeferral	74337000	USD
	nrim	Financing Receivables Modifications Non Troubled Debt Amount FinancingReceivablesModificationsNonTroubledDebtAmount	120393000	USD
	nrim	Financing Receivables Modifications Non Troubled Debt Interest Number Of Contracts FinancingReceivablesModificationsNonTroubledDebtInterestNumberOfContracts	16000	contract
	nrim	Financing Receivables Modifications Non Troubled Debt Full Payment Deferral FinancingReceivablesModificationsNonTroubledDebtFullPaymentDeferral	59000	contract
	nrim	Financing Receivables Modifications Non Troubled Debt Number Of Contracts FinancingReceivablesModificationsNonTroubledDebtNumberOfContracts	75000	contract
	nrim	Financing Receivable Troubled Debt Restructuring Newly Restructured FinancingReceivableTroubledDebtRestructuringNewlyRestructured	1728000	USD
CY2020Q3	nrim	Financing Receivable Troubled Debt Restructuring Existing Restructurings FinancingReceivableTroubledDebtRestructuringExistingRestructurings	6748000	USD
CY2020Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	8476000	USD
	nrim	Financing Receivable Modifications Pre Modification Recorded Investment Number Of Contracts FinancingReceivableModificationsPreModificationRecordedInvestmentNumberOfContracts	2	contract
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	3413000	USD
	nrim	Financing Receivable Modifications Post Modification Recorded Investment Number Of Contracts FinancingReceivableModificationsPostModificationRecordedInvestmentNumberOfContracts	2	contract
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1728000	USD
	nrim	Financing Receivable Modifications Pre Modification Recorded Investment Number Of Contracts FinancingReceivableModificationsPreModificationRecordedInvestmentNumberOfContracts	6	contract
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	2051000	USD
	nrim	Financing Receivable Modifications Post Modification Recorded Investment Number Of Contracts FinancingReceivableModificationsPostModificationRecordedInvestmentNumberOfContracts	6	contract
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	29000	USD
CY2020Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20653000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	1953000	USD
CY2020Q3	nrim	Financing Receivable Modifications Numberof Commitmentsto Extend Financing FinancingReceivableModificationsNumberofCommitmentstoExtendFinancing	0	financing_commitment
	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0	USD
CY2019	nrim	Financing Receivable Modifications With Specific Allowance Number Of Contracts FinancingReceivableModificationsWithSpecificAllowanceNumberOfContracts	0	contract
	nrim	Financing Receivable Modifications With Specific Allowance Number Of Contracts FinancingReceivableModificationsWithSpecificAllowanceNumberOfContracts	0	contract
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	141000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	604000	USD
CY2020Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	567000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21683000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	41000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	21642000	USD
CY2019Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20518000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	102000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	19035000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	723000	USD
CY2019Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-2075000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19137000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	102000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	19035000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19088000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1110000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	674000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	3031000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21683000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	41000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	21642000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19519000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	206000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	849000	USD
	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-1025000	USD
CY2019Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19137000	USD
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	24673000	USD
CY2020Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1492720000	USD
CY2020Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	19946000	USD
CY2020Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1472774000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1043371000	USD
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1018698000	USD
CY2020Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	21683000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19088000	USD
	nrim	Purchased Receivables Termof Receivable PurchasedReceivablesTermofReceivable	P1Y
CY2020Q3	nrim	Number Of Segments And Classes Of Purchased Receivables NumberOfSegmentsAndClassesOfPurchasedReceivables	1	segment
CY2020Q3	nrim	Purchased Receivables Nonperforming Nonaccrual Of Interest PurchasedReceivablesNonperformingNonaccrualOfInterest	410000	USD
CY2020Q3	nrim	Number Of Customer Relationships Related To Nonperforming Purchased Receivables NumberOfCustomerRelationshipsRelatedToNonperformingPurchasedReceivables	1	customer
CY2019Q4	nrim	Purchased Receivables Nonperforming Nonaccrual Of Interest PurchasedReceivablesNonperformingNonaccrualOfInterest	0	USD
CY2020Q3	nrim	Purchased Receivables PurchasedReceivables	13607000	USD
CY2019Q4	nrim	Purchased Receivables PurchasedReceivables	24467000	USD
CY2020Q3	nrim	Reserve For Purchased Receivable Gains Losses ReserveForPurchasedReceivableGainsLosses	87000	USD
CY2019Q4	nrim	Reserve For Purchased Receivable Gains Losses ReserveForPurchasedReceivableGainsLosses	94000	USD
CY2020Q3	nrim	Purchased Receivables Fair Value Disclosure PurchasedReceivablesFairValueDisclosure	13520000	USD
CY2019Q4	nrim	Purchased Receivables Fair Value Disclosure PurchasedReceivablesFairValueDisclosure	24373000	USD
CY2020Q3	nrim	Mortgage Loans Servicedfor Third Party MortgageLoansServicedforThirdParty	655733000	USD
CY2019Q4	nrim	Mortgage Loans Servicedfor Third Party MortgageLoansServicedforThirdParty	659048000	USD
CY2020Q3	nrim	Mortgage Servicing Rights Percentof Loans Serviced MortgageServicingRightsPercentofLoansServiced	0.0161
CY2019Q4	nrim	Mortgage Servicing Rights Percentof Loans Serviced MortgageServicingRightsPercentofLoansServiced	0.0181
CY2020Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	12900000	USD
CY2020Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	12900000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	14300000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	14200000	USD
CY2020Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	710000	USD
CY2019Q3	us-gaap	Operating Lease Cost OperatingLeaseCost	675000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	2111000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	2030000	USD
CY2020Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	9000	USD
CY2019Q3	us-gaap	Short Term Lease Cost ShortTermLeaseCost	9000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	26000	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	26000	USD
CY2020Q3	us-gaap	Lease Cost LeaseCost	719000	USD
CY2019Q3	us-gaap	Lease Cost LeaseCost	684000	USD
	us-gaap	Lease Cost LeaseCost	2137000	USD
	us-gaap	Lease Cost LeaseCost	2056000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	2012000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	2015000	USD
CY2020Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P10Y10M6D
CY2019Q3	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P11Y1M9D
CY2020Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0330
CY2019Q3	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0333
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	678000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2594000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	2189000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1902000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1795000	USD
CY2020Q3	nrim	Lessee Operating Lease Liability Payments Due After Year Four LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour	6607000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	15765000	USD
CY2020Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	2884000	USD
CY2020Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	12881000	USD
CY2020Q3	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	20200000	USD
CY2019Q3	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	8858000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	41577000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	22924000	USD
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	21628000	USD
CY2019Q3	us-gaap	Noninterest Income NoninterestIncome	10509000	USD
	us-gaap	Noninterest Income NoninterestIncome	45596000	USD
	us-gaap	Noninterest Income NoninterestIncome	27611000	USD
	nrim	Derivatives Value Shortfalls Threshold Triggering Additional Collateral Requirements DerivativesValueShortfallsThresholdTriggeringAdditionalCollateralRequirements	250000	USD
CY2020Q3	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	10700000	USD
CY2019Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	4700000	USD
CY2020Q3	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	172800000	USD
CY2019Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	94400000	USD
CY2020Q3	us-gaap	Derivative Number Of Instruments Held DerivativeNumberOfInstrumentsHeld	13	derivative_swap
CY2020Q3	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	726000	USD
CY2019Q3	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	0	USD
	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	743000	USD
	us-gaap	Interest And Fee Income Loans Commercial InterestAndFeeIncomeLoansCommercial	734000	USD
CY2020Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	215369000	USD
CY2020Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	8534000	USD
CY2020Q3	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	27240000	USD
CY2020Q3	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	11468000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	276138000	USD
CY2019Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	7945000	USD
CY2019Q4	us-gaap	Other Assets Fair Value Disclosure OtherAssetsFairValueDisclosure	16894000	USD
CY2019Q4	us-gaap	Financial Liabilities Fair Value Disclosure FinancialLiabilitiesFairValueDisclosure	3555000	USD
CY2020Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	16536000	USD
CY2020Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-3390000	USD
CY2020Q3	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Purchasesand Issuances FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetPurchasesandIssuances	16927000	USD
CY2020Q3	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Salesand Settlements FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetSalesandSettlements	11679000	USD
CY2020Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	18394000	USD
CY2020Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	6519000	USD
CY2019Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	13907000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-1236000	USD
CY2019Q3	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Purchasesand Issuances FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetPurchasesandIssuances	5641000	USD
CY2019Q3	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Salesand Settlements FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetSalesandSettlements	4725000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	13587000	USD
CY2019Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	1363000	USD
CY2019Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	13944000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-9466000	USD
	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Purchasesand Issuances FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetPurchasesandIssuances	43725000	USD
	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Salesand Settlements FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetSalesandSettlements	29809000	USD
CY2020Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	18394000	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	6519000	USD
CY2018Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	12829000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-3836000	USD
	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Purchasesand Issuances FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetPurchasesandIssuances	15537000	USD
	nrim	Fair Value Measurementwith Unobservable Inputs Reconciliation Recurring Basis Asset Salesand Settlements FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetSalesandSettlements	10943000	USD
CY2019Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	13587000	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	1363000	USD
CY2019Q3	us-gaap	Fair Value Asset Recurring Basis Still Held Unrealized Gain Loss Oci FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci	0	USD
CY2020Q3	us-gaap	Fair Value Asset Recurring Basis Still Held Unrealized Gain Loss Oci FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci	0	USD
	us-gaap	Fair Value Asset Recurring Basis Still Held Unrealized Gain Loss Oci FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci	0	USD
	us-gaap	Fair Value Asset Recurring Basis Still Held Unrealized Gain Loss Oci FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci	0	USD
CY2020Q3	nrim	Assets Fair Value Disclosure Nonrecurring Gain Loss AssetsFairValueDisclosureNonrecurringGainLoss	10000	USD
CY2019Q3	nrim	Assets Fair Value Disclosure Nonrecurring Gain Loss AssetsFairValueDisclosureNonrecurringGainLoss	96000	USD
	nrim	Assets Fair Value Disclosure Nonrecurring Gain Loss AssetsFairValueDisclosureNonrecurringGainLoss	24000	USD
	nrim	Assets Fair Value Disclosure Nonrecurring Gain Loss AssetsFairValueDisclosureNonrecurringGainLoss	89000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2020Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	19794000	USD
CY2020Q3	us-gaap	Interest Expense InterestExpense	1500000	USD
CY2020Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	18294000	USD
CY2020Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	567000	USD
CY2020Q3	us-gaap	Noninterest Income NoninterestIncome	21628000	USD
CY2020Q3	nrim	Noninterest Expense Excluding Compensation Expense Acquisition Payments NoninterestExpenseExcludingCompensationExpenseAcquisitionPayments	23506000	USD
CY2020Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	15849000	USD
CY2020Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3994000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	11855000	USD
CY2019Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	17837000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	1531000	USD
CY2019Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	16306000	USD
CY2019Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-2075000	USD
CY2019Q3	us-gaap	Noninterest Income NoninterestIncome	10509000	USD
CY2019Q3	nrim	Noninterest Expense Excluding Compensation Expense Acquisition Payments NoninterestExpenseExcludingCompensationExpenseAcquisitionPayments	19324000	USD
CY2019Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	9566000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2028000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	7538000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	56137000	USD
	us-gaap	Interest Expense InterestExpense	4696000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	51441000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3031000	USD
	us-gaap	Noninterest Income NoninterestIncome	45596000	USD
	nrim	Noninterest Expense Excluding Compensation Expense Acquisition Payments NoninterestExpenseExcludingCompensationExpenseAcquisitionPayments	64967000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	29039000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6251000	USD
	us-gaap	Net Income Loss NetIncomeLoss	22788000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	52021000	USD
	us-gaap	Interest Expense InterestExpense	3989000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	48032000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-1025000	USD
	us-gaap	Noninterest Income NoninterestIncome	27611000	USD
	nrim	Noninterest Expense Excluding Compensation Expense Acquisition Payments NoninterestExpenseExcludingCompensationExpenseAcquisitionPayments	56223000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	20445000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4334000	USD
	us-gaap	Net Income Loss NetIncomeLoss	16111000	USD
CY2020Q3	us-gaap	Assets Assets	2097738000	USD
CY2020Q3	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	128105000	USD
CY2019Q4	us-gaap	Assets Assets	1643996000	USD
CY2019Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	67834000	USD

Files In Submission

Name	View Source	Status
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$NRIM
NORTHRIM BANCORP INC Stock $nrim

2020 Q4 Form 10-Q Financial Statement

#000116337020000041 Filed on November 03, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NRIM NORTHRIM BANCORP INC Stock $nrim

2020 Q4 Form 10-Q Financial Statement

#000116337020000041 Filed on November 03, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NRIM
NORTHRIM BANCORP INC Stock $nrim