XML 56 R38.htm IDEA: XBRL DOCUMENT
v3.20.1

Fair Value Disclosures and Reporting, the Fair Value Option and Fair Value Measurements - Fair Value (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Financial Assets: |  |
Securities available-for-sale | $ 620,154 | $ 600,799
Financial liabilities: |  |
Repurchase agreements | 29,361 | 25,711
Carrying Amount [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 106,992 | 80,077
Securities available-for-sale | 620,154 | 600,799
Loans and leases, net held for investment | 1,787,101 | 1,753,846
Collateral dependent impaired loans | 2,212 | 1,692
Financial liabilities: |  |
Deposits | 2,179,391 | 2,168,374
Repurchase agreements | 29,361 | 25,711
Short term borrowings | 74,100 | 20,000
Subordinated debentures | 34,990 | 34,945
Fair Value [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 106,992 | 80,076
Securities available-for-sale | 620,154 | 600,799
Loans and leases, net held for investment | 1,834,373 | 1,761,461
Collateral dependent impaired loans | 2,212 | 1,692
Financial liabilities: |  |
Deposits | 2,179,182 | 2,168,447
Repurchase agreements | 29,361 | 25,711
Short term borrowings | 74,100 | 20,000
Subordinated debentures | 29,911 | 30,564
Fair Value [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 106,992 | 80,076
Securities available-for-sale | 0 | 0
Loans and leases, net held for investment | 0 | 0
Collateral dependent impaired loans | 0 | 0
Financial liabilities: |  |
Deposits | 704,700 | 690,950
Repurchase agreements | 0 | 0
Short term borrowings | 0 | 0
Subordinated debentures | 0 | 0
Fair Value [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 0 | 0
Securities available-for-sale | 620,154 | 600,799
Loans and leases, net held for investment | 0 | 0
Collateral dependent impaired loans | 2,212 | 1,692
Financial liabilities: |  |
Deposits | 1,474,482 | 1,477,497
Repurchase agreements | 29,361 | 25,711
Short term borrowings | 74,100 | 20,000
Subordinated debentures | 29,911 | 30,564
Fair Value [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Financial Assets: |  |
Cash and cash equivalents | 0 | 0
Securities available-for-sale | 0 | 0
Loans and leases, net held for investment | 1,834,373 | 1,761,461
Collateral dependent impaired loans | 0 | 0
Financial liabilities: |  |
Deposits | 0 | 0
Repurchase agreements | 0 | 0
Short term borrowings | 0 | 0
Subordinated debentures | $ 0 | $ 0

X
- Definition Loans and leases held for investment. + References No definition available. + Details
Name: | bsrr_LoansAndLeasesHeldForInvestment
Namespace Prefix: | bsrr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other long term debt, fair value disclosure. + References No definition available. + Details
Name: | bsrr_OtherLongTermDebtFairValueDisclosure
Namespace Prefix: | bsrr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying amount of assets sold under agreements to repurchase when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under repurchase agreements exceeds 10 percent of total assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)(A)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118942338&loc=SL82898722-210454 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118954083&loc=d3e26610-111562 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesDebtSecurities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits. + References No definition available. + Details
Name: | us-gaap_DepositsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
Name: | us-gaap_LoansReceivableFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_ShorttermDebtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |