XML 80 R64.htm IDEA: XBRL DOCUMENT v3.8.0.1

Note 5 - Loans and Allowance for Loan Losses - Recorded Investment in Loans, Excluding Loans Acquired (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Balance, end of period	$ 6,303,351	$ 5,632,890
Commercial Portfolio Segment [Member]
Balance, end of period	896,809	789,903
Commercial Real Estate Portfolio Segment [Member]
Balance, end of period	3,794,900	3,028,079
Consumer Portfolio Segment [Member]
Balance, end of period	494,262	488,563
Unallocated Financing Receivables [Member]
Balance, end of period	25,341	20,662
Loans, Excluding Acquired Loans [Member]
Loans individually evaluated for impairment	51,809	43,696
Loans collectively evaluated for impairment	5,159,503	4,283,511
Balance, end of period	5,211,312	4,327,207
Loans, Excluding Acquired Loans [Member] | Commercial Portfolio Segment [Member]
Loans individually evaluated for impairment	13,976	11,522
Loans collectively evaluated for impairment	882,833	778,381
Balance, end of period	896,809	789,903
Loans, Excluding Acquired Loans [Member] | Commercial Real Estate Portfolio Segment [Member]
Loans individually evaluated for impairment	33,680	30,001
Loans collectively evaluated for impairment	3,761,220	2,998,078
Balance, end of period	3,794,900	3,028,079
Loans, Excluding Acquired Loans [Member] | Consumer Portfolio Segment [Member]
Loans individually evaluated for impairment	273	373
Loans collectively evaluated for impairment	176,043	184,218
Balance, end of period	176,316	184,591
Loans, Excluding Acquired Loans [Member] | Unallocated Financing Receivables [Member]
Loans individually evaluated for impairment	3,880	1,800
Loans collectively evaluated for impairment	339,407	322,834
Balance, end of period	$ 343,287	$ 324,634

X

- Definition

The balance of financing receivables that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

+ Details

Name:	us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (h)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

+ Details

Name:	us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

+ Details

Name:	us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_UnallocatedFinancingReceivablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=sfnc_LoansExcludingAcquiredLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: