Name:	sasr_AllowanceRelatedToLoansEvaluatedIndividually
Namespace Prefix:	sasr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Credit Loss.

No definition available.

Name:	sasr_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForCreditLoss
Namespace Prefix:	sasr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The balance of financing receivables that were individually evaluated for credit loss.

No definition available.

Name:	sasr_FinancingReceivableIndividuallyEvaluatedForCreditLoss
Namespace Prefix:	sasr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

Name:	sasr_InformationOnTheAllowanceForCreditLossActivityAbstract
Namespace Prefix:	sasr_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Loans individually evaluated for credit loss with an allowance.

No definition available.

Name:	sasr_LoansIndividuallyEvaluatedForCreditLossWithAnAllowance
Namespace Prefix:	sasr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Loans individually evaluated for credit loss without an allowance.

No definition available.

Name:	sasr_LoansIndividuallyEvaluatedForCreditLossWithoutAnAllowance
Namespace Prefix:	sasr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 45
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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-Section S99
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-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919249-210447