XML 45 R34.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Fair Value Measurements (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Fair Value Measurements [Abstract] |
Financial Assets and Liabilities Measured at Fair Value on Recurring Basis |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | March 31, 2018
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
﻿Assets |  |  |  |  |  |  |  |  |  |  |  |
﻿Available for sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |
﻿U.S. Treasury and government agency securities |  | $ | — |  | $ | 93,884 |  | $ | — |  | $ | 93,884
﻿Municipal obligations |  |  | — |  |  | 237,291 |  |  | — |  |  | 237,291
﻿Corporate debt securities |  |  | — |  |  | 5,500 |  |  | — |  |  | 5,500
﻿Residential mortgage-backed securities |  |  | — |  |  | 1,743,543 |  |  | — |  |  | 1,743,543
﻿Commercial mortgage-backed securities |  |  | — |  |  | 680,272 |  |  | — |  |  | 680,272
﻿Collateralized mortgage obligations |  |  | — |  |  | 155,158 |  |  | — |  |  | 155,158
﻿Total available for sale securities |  |  | — |  |  | 2,915,648 |  |  | — |  |  | 2,915,648
﻿Derivative assets (1) |  |  | — |  |  | 12,682 |  |  | — |  |  | 12,682
﻿Total recurring fair value measurements - assets |  | $ | — |  | $ | 2,928,330 |  | $ | — |  | $ | 2,928,330
﻿Liabilities |  |  |  |  |  |  |  |  |  |  |  |
﻿Derivative liabilities (1) |  | $ | — |  | $ | 22,529 |  | $ | — |  | $ | 22,529
﻿Total recurring fair value measurements - liabilities |  | $ | — |  | $ | 22,529 |  | $ | — |  | $ | 22,529
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2017
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
﻿Assets |  |  |  |  |  |  |  |  |  |  |  |
﻿Available for sale debt securities: |  |  |  |  |  |  |  |  |  |  |  |
﻿U.S. Treasury and government agency securities |  | $ | — |  | $ | 97,272 |  | $ | — |  | $ | 97,272
﻿ Municipal obligations |  |  | — |  |  | 243,786 |  |  | — |  |  | 243,786
﻿Corporate debt securities |  |  | — |  |  | 3,500 |  |  | — |  |  | 3,500
﻿Residential mortgage-backed securities |  |  | — |  |  | 1,715,213 |  |  | — |  |  | 1,715,213
﻿Commercial mortgage-backed securities |  |  | — |  |  | 687,135 |  |  | — |  |  | 687,135
﻿Collateralized mortgage obligations |  |  | — |  |  | 163,963 |  |  | — |  |  | 163,963
﻿Total available for sale securities |  |  | — |  |  | 2,910,869 |  |  | — |  |  | 2,910,869
﻿Derivative assets (1) |  |  | — |  |  | 14,157 |  |  | — |  |  | 14,157
﻿Total recurring fair value measurements - assets |  | $ | — |  | $ | 2,925,026 |  | $ | — |  | $ | 2,925,026
﻿Liabilities |  |  |  |  |  |  |  |  |  |  |  |
﻿Derivative liabilities (1) |  | $ | — |  | $ | 14,389 |  | $ | — |  | $ | 14,389
﻿Total recurring fair value measurements - liabilities |  | $ | — |  | $ | 14,389 |  | $ | — |  | $ | 14,389
﻿
| (1) |  | For further disaggregation of derivative assets and liabilities, see Note 6 - Derivatives.
Financial Assets Measured at Fair Value on Nonrecurring Basis |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | March 31, 2018
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
﻿Collateral-dependent impaired loans |  | $ | — |  | $ | 205,945 |  | $ | — |  | $ | 205,945
﻿Other real estate owned |  |  | — |  |  | — |  |  | 5,493 |  |  | 5,493
﻿Total nonrecurring fair value measurements |  | $ | — |  | $ | 205,945 |  | $ | 5,493 |  | $ | 211,438
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2017
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
﻿Collateral-dependent impaired loans |  | $ | — |  | $ | 184,205 |  | $ | — |  | $ | 184,205
﻿Other real estate owned |  |  | — |  |  | — |  |  | 6,928 |  |  | 6,928
﻿Total nonrecurring fair value measurements |  | $ | — |  | $ | 184,205 |  | $ | 6,928 |  | $ | 191,133
﻿
Estimated Fair Values of Financial Instruments |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | March 31, 2018
﻿ |  |  |  |  |  |  |  |  |  |  | Total Fair |  | Carrying
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Value |  | Amount
﻿Financial assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Cash, interest-bearing bank deposits, and federal funds sold |  | $ | 315,401 |  | $ | — |  | $ | — |  | $ | 315,401 |  | $ | 315,401
﻿Available for sale securities |  |  | — |  |  | 2,915,648 |  |  | — |  |  | 2,915,648 |  |  | 2,915,648
﻿Held to maturity securities |  |  | — |  |  | 2,952,295 |  |  | — |  |  | 2,952,295 |  |  | 3,014,428
﻿Loans, net |  |  | — |  |  | 205,945 |  |  | 18,337,770 |  |  | 18,543,715 |  |  | 18,881,791
﻿Loans held for sale |  |  | — |  |  | 21,827 |  |  | — |  |  | 21,827 |  |  | 21,827
﻿Derivative financial instruments |  |  | — |  |  | 12,682 |  |  | — |  |  | 12,682 |  |  | 12,682
﻿Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Deposits |  | $ | — |  | $ | — |  | $ | 22,438,772 |  | $ | 22,438,772 |  | $ | 22,485,722
﻿Federal funds purchased |  |  | 25,967 |  |  | — |  |  | — |  |  | 25,967 |  |  | 25,967
﻿Securities sold under agreements to repurchase |  |  | 443,151 |  |  | — |  |  | — |  |  | 443,151 |  |  | 443,151
﻿FHLB short-term borrowings |  |  | 982,979 |  |  | — |  |  | — |  |  | 982,979 |  |  | 982,979
﻿Long-term debt |  |  | — |  |  | 297,555 |  |  | — |  |  | 297,555 |  |  | 300,443
﻿Derivative financial instruments |  |  | — |  |  | 22,529 |  |  | — |  |  | 22,529 |  |  | 22,529
﻿ ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | December 31, 2017
﻿ |  |  |  |  |  |  |  |  |  |  | Total Fair |  | Carrying
﻿(in thousands) |  | Level 1 |  | Level 2 |  | Level 3 |  | Value |  | Amount
﻿Financial assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Cash, interest-bearing bank deposits, and federal funds sold |  | $ | 479,332 |  | $ | — |  | $ | — |  | $ | 479,332 |  | $ | 479,332
﻿Available for sale securities |  |  | — |  |  | 2,910,869 |  |  | — |  |  | 2,910,869 |  |  | 2,910,869
﻿Held to maturity securities |  |  | — |  |  | 2,962,010 |  |  | — |  |  | 2,962,010 |  |  | 2,977,511
﻿Loans, net |  |  | — |  |  | 184,205 |  |  | 18,403,303 |  |  | 18,587,508 |  |  | 18,786,855
﻿Loans held for sale |  |  | — |  |  | 39,865 |  |  | — |  |  | 39,865 |  |  | 39,865
﻿Derivative financial instruments |  |  | — |  |  | 14,157 |  |  | — |  |  | 14,157 |  |  | 14,157
﻿Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Deposits |  | $ | — |  | $ | — |  | $ | 22,238,847 |  | $ | 22,238,847 |  | $ | 22,253,202
﻿Federal funds purchased |  |  | 140,754 |  |  | — |  |  | — |  |  | 140,754 |  |  | 140,754
﻿Securities sold under agreements to repurchase |  |  | 430,569 |  |  | — |  |  | — |  |  | 430,569 |  |  | 430,569
﻿FHLB short-term borrowings |  |  | 1,132,567 |  |  | — |  |  | — |  |  | 1,132,567 |  |  | 1,132,567
﻿Long-term debt |  |  | — |  |  | 303,631 |  |  | — |  |  | 303,631 |  |  | 305,513
﻿Derivative financial instruments |  |  | — |  |  | 14,389 |  |  | — |  |  | 14,389 |  |  | 14,389
﻿

X
- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13476-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13467-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=75026489&loc=d3e13220-108610 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77997519&loc=d3e13433-108611 + Details
Name: | us-gaap_FairValueByBalanceSheetGroupingTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration