XML 107 R92.htm IDEA: XBRL DOCUMENT
v3.20.2

Stock-Based Compensation - Stock Options (Details) shares in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2020 $ / shares shares
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | $ 9.46
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 24.07
Options outstanding, number of shares (in shares) | shares | 658
Options outstanding, weighted average remaining contractual life | 4 years 3 months 14 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 22.48
Options exercisable, number of shares (in shares) | shares | 658
Options exercisable, weighted average exercise price (in dollars per share) | $ 22.48
Range 01 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 9.46
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 9.46
Options outstanding, number of shares (in shares) | shares | 1
Options outstanding, weighted average remaining contractual life | 1 year 6 months 18 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 9.46
Options exercisable, number of shares (in shares) | shares | 1
Options exercisable, weighted average exercise price (in dollars per share) | $ 9.46
Range 02 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 10.65
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 10.65
Options outstanding, number of shares (in shares) | shares | 3
Options outstanding, weighted average remaining contractual life | 2 years 6 months 29 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 10.65
Options exercisable, number of shares (in shares) | shares | 3
Options exercisable, weighted average exercise price (in dollars per share) | $ 10.65
Range 03 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 20.29
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 20.29
Options outstanding, number of shares (in shares) | shares | 66
Options outstanding, weighted average remaining contractual life | 3 years 8 months 12 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 20.29
Options exercisable, number of shares (in shares) | shares | 66
Options exercisable, weighted average exercise price (in dollars per share) | $ 20.29
Range 04 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 20.36
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 20.36
Options outstanding, number of shares (in shares) | shares | 2
Options outstanding, weighted average remaining contractual life | 4 years 4 months 17 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 20.36
Options exercisable, number of shares (in shares) | shares | 2
Options exercisable, weighted average exercise price (in dollars per share) | $ 20.36
Range 05 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 22.20
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 22.20
Options outstanding, number of shares (in shares) | shares | 74
Options outstanding, weighted average remaining contractual life | 3 years 7 months 17 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 22.20
Options exercisable, number of shares (in shares) | shares | 74
Options exercisable, weighted average exercise price (in dollars per share) | $ 22.20
Range 06 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 22.75
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 22.75
Options outstanding, number of shares (in shares) | shares | 412
Options outstanding, weighted average remaining contractual life | 4 years 4 months 20 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 22.75
Options exercisable, number of shares (in shares) | shares | 412
Options exercisable, weighted average exercise price (in dollars per share) | $ 22.75
Range 07 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 23.51
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 23.51
Options outstanding, number of shares (in shares) | shares | 93
Options outstanding, weighted average remaining contractual life | 4 years 9 months 18 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 23.51
Options exercisable, number of shares (in shares) | shares | 93
Options exercisable, weighted average exercise price (in dollars per share) | $ 23.51
Range 08 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding, range of exercise prices, minimum (in dollars per share) | 24.07
Options outstanding, range of exercise prices, maximum (in dollars per share) | $ 24.07
Options outstanding, number of shares (in shares) | shares | 7
Options outstanding, weighted average remaining contractual life | 5 years 2 months 15 days
Options outstanding, weighted average exercise price (in dollars per share) | $ 24.07
Options exercisable, number of shares (in shares) | shares | 7
Options exercisable, weighted average exercise price (in dollars per share) | $ 24.07

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range01Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range02Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range03Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range04Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range05Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range06Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range07Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis=sfnc_Range08Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |