XML 30 R19.htm IDEA: XBRL DOCUMENT
v3.20.2

Summary of Significant Accounting Policies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] | The following table illustrates the impact of adoption:
($ in thousands) | December 31, 2019 |  | Impact of Adoption |  | January 1, 2020 |
Assets: |  |  |  |  |
Loans | $ | 5,314,337 |  |  | $ | 7,091 |  |  | $ | 5,321,428 |
Allowance for credit losses on loans | 43,288 |  |  | 28,387 |  |  | 71,675 |
Allowance for credit losses on held-to-maturity debt securities | — |  |  | 303 |  |  | 303 |
Deferred tax asset | 14,851 |  |  | 5,898 |  |  | 20,749 |
Liabilities: |  |  |  |  |
Reserve for unfunded commitments | 430 |  |  | 2,413 |  |  | 2,843 |
Shareholders’ Equity |  |  |  |  |
Retained Earnings | 380,737 |  |  | (18,114 | ) |  | 362,623 |

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

X
- Definition Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22499-107794 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=116846552&loc=d3e765-108305 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.10-01.(b)(6)) -URI http://asc.fasb.org/extlink&oid=27015980&loc=d3e46468-122699 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=116846552&loc=d3e725-108305 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22583-107794 + Details
Name: | us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration