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v3.23.1

Share-Based Payment Arrangements (Narrative) (Details) | 3 Months Ended
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Mar. 31, 2023 USD ($) Entity $ / shares shares
Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares, outstanding | 1,476
Number of shares, exercisable | 1,476
Weighted average exercise price | $ / shares | $ 53.73
Aggregate intrinsic value | $ | $ 0
Stock options exercised | 0
Restricted and Performance Shares [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Total unrecognized compensation expense | $ | $ 66,300,000
Weighted-average period | 3 years 4 months 24 days
Total fair value of shares vested | $ | $ 7,100,000
Shares granted | 582,348
Grant date fair value per share | $ / shares | $ 50.08
Performance Shares [Member] | Executive Management [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Service period | 3 years
Performance Shares [Member] | Total Shareholder Return [Member] | Executive Management [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Shares granted | 41,495
Grant date fair value per share | $ / shares | $ 51.14
Vesting performance period | 3 years
Number of peer group regional banks | Entity | 50
Performance Shares [Member] | Total Shareholder Return [Member] | Executive Management [Member] | Tranche One [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Percentage of maximum number of shares vested | 200.00%
Performance Shares [Member] | Operating Earnings Per Share [Member] | Executive Management [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Shares granted | 41,495
Grant date fair value per share | $ / shares | $ 46.73
Vesting performance period | 2 years
Restricted Stock Units (RSUs) [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Shares granted | 463,604
Maximum [Member] | Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Weighted average remaining contractual term | 1 year

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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