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Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2018
Fair Value Disclosures [Abstract] |
Assets and liabilities measured at fair value on a recurring basis | The following table presents assets and liabilities that are measured at fair value on a recurring basis as of the dates presented:
| Level 1 |  | Level 2 |  | Level 3 |  | Totals
June 30, 2018 |  |  |  |  |  |  |
Financial assets: |  |  |  |  |  |  |
Securities available for sale: |  |  |  |  |  |  |
Obligations of other U.S. Government agencies and corporations | $ | — |  |  | $ | 3,515 |  |  | $ | — |  |  | $ | 3,515 |
Obligations of states and political subdivisions | — |  |  | 220,876 |  |  | — |  |  | $ | 220,876 |
Residential mortgage-backed securities: |  |  |  |  |  |  |
Government agency mortgage backed securities | — |  |  | 483,125 |  |  | — |  |  | 483,125 |
Government agency collateralized mortgage obligations | — |  |  | 296,005 |  |  | — |  |  | 296,005 |
Commercial mortgage-backed securities: |  |  |  |  |  |  |
Government agency mortgage backed securities | — |  |  | 27,189 |  |  | — |  |  | 27,189 |
Government agency collateralized mortgage obligations | — |  |  | 24,321 |  |  | — |  |  | 24,321 |
Trust preferred securities | — |  |  | — |  |  | 10,401 |  |  | 10,401 |
Other debt securities | — |  |  | 23,347 |  |  | — |  |  | 23,347 |
Total securities available for sale | — |  |  | 1,078,378 |  |  | 10,401 |  |  | 1,088,779 |
Derivative instruments: |  |  |  |  |  |  |
Interest rate swaps | — |  |  | 181 |  |  | — |  |  | 181 |
Interest rate contracts | — |  |  | 4,142 |  |  | — |  |  | 4,142 |
Interest rate lock commitments | — |  |  | 4,699 |  |  | — |  |  | 4,699 |
Forward commitments | — |  |  | 98 |  |  | — |  |  | 98 |
Total derivative instruments | — |  |  | 9,120 |  |  | — |  |  | 9,120 |
Mortgage loans held for sale | — |  |  | 245,046 |  |  | — |  |  | 245,046 |
Total financial assets | $ | — |  |  | $ | 1,332,544 |  |  | $ | 10,401 |  |  | $ | 1,342,945 |
Financial liabilities: |  |  |  |  |  |  |
Derivative instruments: |  |  |  |  |  |  |
Interest rate swaps | $ | — |  |  | $ | 1,047 |  |  | $ | — |  |  | $ | 1,047 |
Interest rate contracts | — |  |  | 4,142 |  |  | — |  |  | 4,142 |
Interest rate lock commitments | — |  |  | 1 |  |  | — |  |  | 1 |
Forward commitments | — |  |  | 1,301 |  |  | — |  |  | 1,301 |
Total derivative instruments | — |  |  | 6,491 |  |  | — |  |  | 6,491 |
Total financial liabilities | $ | — |  |  | $ | 6,491 |  |  | $ | — |  |  | $ | 6,491 |
| Level 1 |  | Level 2 |  | Level 3 |  | Totals
December 31, 2017 |  |  |  |  |  |  |
Financial assets: |  |  |  |  |  |  |
Securities available for sale: |  |  |  |  |  |  |
Obligations of other U.S. Government agencies and corporations | $ | — |  |  | $ | 3,564 |  |  | $ | — |  |  | $ | 3,564 |
Obligations of states and political subdivisions | — |  |  | 234,481 |  |  | — |  |  | 234,481 |
Residential mortgage-backed securities: |  |  |  |  |  |  |
Government agency mortgage backed securities | — |  |  | 193,950 |  |  | — |  |  | 193,950 |
Government agency collateralized mortgage obligations | — |  |  | 176,639 |  |  | — |  |  | 176,639 |
Commercial mortgage-backed securities: |  |  |  |  |  |  |
Government agency mortgage backed securities | — |  |  | 31,170 |  |  | — |  |  | 31,170 |
Government agency collateralized mortgage obligations | — |  |  | 5,006 |  |  | — |  |  | 5,006 |
Trust preferred securities | — |  |  | — |  |  | 9,388 |  |  | 9,388 |
Other debt securities | — |  |  | 17,290 |  |  | — |  |  | 17,290 |
Total securities available for sale | — |  |  | 662,100 |  |  | 9,388 |  |  | 671,488 |
Derivative instruments: |  |  |  |  |  |  |
Interest rate contracts | — |  |  | 3,171 |  |  | — |  |  | 3,171 |
Interest rate lock commitments | — |  |  | 2,756 |  |  | — |  |  | 2,756 |
Forward commitments | — |  |  | 50 |  |  | — |  |  | 50 |
Total derivative instruments | — |  |  | 5,977 |  |  | — |  |  | 5,977 |
Mortgage loans held for sale | — |  |  | 108,316 |  |  | — |  |  | 108,316 |
Total financial assets | $ | — |  |  | $ | 776,393 |  |  | $ | 9,388 |  |  | $ | 785,781 |
Financial liabilities: |  |  |  |  |  |  |
Derivative instruments: |  |  |  |  |  |  |
Interest rate swaps | $ | — |  |  | $ | 2,536 |  |  | $ | — |  |  | $ | 2,536 |
Interest rate contracts | — |  |  | 3,171 |  |  | — |  |  | 3,171 |
Interest rate lock commitments | — |  |  | 4 |  |  | — |  |  | 4 |
Forward commitments | — |  |  | 328 |  |  | — |  |  | 328 |
Total derivative instruments | — |  |  | 6,039 |  |  | — |  |  | 6,039 |
Total financial liabilities | $ | — |  |  | $ | 6,039 |  |  | $ | — |  |  | $ | 6,039 |
Reconciliation for assets and liabilities measured at fair value on a recurring basis | The following tables provide a reconciliation for assets and liabilities measured at fair value on a recurring basis using significant unobservable inputs, or Level 3 inputs, as of the dates presented:
Three Months Ended June 30, 2018 | Trust preferred securities
Balance at April 1, 2018 | $ | 10,045 |
Accretion included in net income | 8 |
Unrealized gains included in other comprehensive income | 383 |
Purchases | — |
Sales | — |
Issues | — |
Settlements | (35 | )
Transfers into Level 3 | — |
Transfers out of Level 3 | — |
Balance at June 30, 2018 | $ | 10,401 |
Three Months Ended June 30, 2017 | Trust preferred securities
Balance at April 1, 2017 | $ | 17,823 |
Accretion included in net income | 38 |
Unrealized gains included in other comprehensive income | 22 |
Purchases | — |
Sales | — |
Issues | — |
Settlements | (891 | )
Transfers into Level 3 | — |
Transfers out of Level 3 | — |
Balance at June 30, 2017 | $ | 16,992 |
Six Months Ended June 30, 2018 | Trust preferred securities
Balance at January 1, 2018 | $ | 9,388 |
Accretion included in net income | 17 |
Unrealized gains included in other comprehensive income | 1,052 |
Purchases | — |
Sales | — |
Issues | — |
Settlements | (56 | )
Transfers into Level 3 | — |
Transfers out of Level 3 | — |
Balance at June 30, 2018 | $ | 10,401 |
Six Months Ended June 30, 2017 | Trust preferred securities
Balance at January 1, 2017 | $ | 18,389 |
Accretion included in net income | 46 |
Unrealized losses included in other comprehensive income | 559 |
Reclassification adjustment | — |
Purchases | — |
Sales | — |
Issues | — |
Settlements | (2,002 | )
Transfers into Level 3 | — |
Transfers out of Level 3 | — |
Balance at June 30, 2017 | $ | 16,992 |
Significant unobservable inputs (Level 3) used in valuation of assets and liabilities measured at fair value on recurring basis | The following table presents information as of June 30, 2018 about significant unobservable inputs (Level 3) used in the valuation of assets and liabilities measured at fair value on a recurring basis:
Financial instrument | Fair Value |  | Valuation Technique |  | Significant Unobservable Inputs |  | Range of Inputs
Trust preferred securities | $ | 10,401 |  |  | Discounted cash flows |  | Default rate |  | 0-100%
Assets measured at fair value on a nonrecurring basis | The following table provides the fair value measurement for assets measured at fair value on a nonrecurring basis that were still held on the Consolidated Balance Sheets as of the dates presented and the level within the fair value hierarchy each is classified:
June 30, 2018 | Level 1 |  | Level 2 |  | Level 3 |  | Totals
Impaired loans | $ | — |  |  | $ | — |  |  | $ | 3,964 |  |  | $ | 3,964 |
OREO | — |  |  | — |  |  | 2,662 |  |  | 2,662 |
Total | $ | — |  |  | $ | — |  |  | $ | 6,626 |  |  | $ | 6,626 |
December 31, 2017 | Level 1 |  | Level 2 |  | Level 3 |  | Totals
Impaired loans | $ | — |  |  | $ | — |  |  | $ | 9,251 |  |  | $ | 9,251 |
OREO | — |  |  | — |  |  | 7,392 |  |  | 7,392 |
Total | $ | — |  |  | $ | — |  |  | $ | 16,643 |  |  | $ | 16,643 |
OREO measured at fair value on a nonrecurring basis | The following table presents OREO measured at fair value on a nonrecurring basis that was still held in the Consolidated Balance Sheets as of the dates presented:
| June 30, 2018 |  | December 31, 2017
Carrying amount prior to remeasurement | $ | 3,212 |  |  | $ | 8,732 |
Impairment recognized in results of operations | (550 | ) |  | (1,340 | )
Fair value | $ | 2,662 |  |  | $ | 7,392 |
Significant unobservable inputs (Level 3) used in valuation of assets and liabilities measured at fair value on non recurring basis | The following table presents information as of June 30, 2018 about significant unobservable inputs (Level 3) used in the valuation of assets and liabilities measured at fair value on a nonrecurring basis:
Financial instrument | Fair Value |  | Valuation Technique |  | Significant Unobservable Inputs |  | Range of Inputs
Impaired loans | $ | 3,964 |  |  | Appraised value of collateral less estimated costs to sell |  | Estimated costs to sell |  | 4-10%
OREO | 2,662 |  |  | Appraised value of property less estimated costs to sell |  | Estimated costs to sell |  | 4-10%
Summarizes differences between fair value and principal balance for mortgage loans held for sale measure at fair value | The following table summarizes the differences between the fair value and the principal balance for mortgage loans held for sale measured at fair value as of June 30, 2018:
| Aggregate Fair Value |  | Aggregate Unpaid Principal Balance |  | Difference
Mortgage loans held for sale measured at fair value | $ | 245,046 |  |  | $ | 237,373 |  |  | $ | 7,673 |
Past due loans of 90 days or more | — |  |  | — |  |  | — |
Nonaccrual loans | — |  |  | — |  |  | — |
Assets and liabilities not measured and reported at fair value on a recurring basis or nonrecurring basis | The carrying amounts and estimated fair values of the Company’s financial instruments, including those assets and liabilities that are not measured and reported at fair value on a recurring basis or nonrecurring basis, were as follows as of the dates presented:
|  |  | Fair Value
As of June 30, 2018 | Carrying Value |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Financial assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | 292,952 |  |  | $ | 292,952 |  |  | $ | — |  |  | $ | — |  |  | $ | 292,952 |
Securities available for sale | 1,088,779 |  |  | — |  |  | 1,078,378 |  |  | 10,401 |  |  | 1,088,779 |
Mortgage loans held for sale | 245,046 |  |  | — |  |  | 245,046 |  |  | — |  |  | 245,046 |
Loans, net | 7,720,302 |  |  | — |  |  | — |  |  | 7,608,411 |  |  | 7,608,411 |
Mortgage servicing rights | 43,239 |  |  | — |  |  | — |  |  | 57,575 |  |  | 57,575 |
Derivative instruments | 9,120 |  |  | — |  |  | 9,120 |  |  | — |  |  | 9,120 |
Financial liabilities |  |  |  |  |  |  |  |  |
Deposits | $ | 8,380,720 |  |  | $ | 6,508,375 |  |  | $ | 1,867,633 |  |  | $ | — |  |  | $ | 8,376,008 |
Short-term borrowings | 313,393 |  |  | 313,393 |  |  | — |  |  | — |  |  | 313,393 |
Other long-term borrowings | 73 |  |  | 73 |  |  | — |  |  | — |  |  | 73 |
Federal Home Loan Bank advances | 7,082 |  |  | — |  |  | 7,135 |  |  | — |  |  | 7,135 |
Junior subordinated debentures | 86,155 |  |  | — |  |  | 82,166 |  |  | — |  |  | 82,166 |
Subordinated notes | 114,044 |  |  | — |  |  | 116,650 |  |  | — |  |  | 116,650 |
Derivative instruments | 6,491 |  |  | — |  |  | 6,491 |  |  | — |  |  | 6,491 |
|  |  | Fair Value
As of December 31, 2017 | Carrying Value |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Financial assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | 281,453 |  |  | $ | 281,453 |  |  | $ | — |  |  | $ | — |  |  | $ | 281,453 |
Securities available for sale | 671,488 |  |  | — |  |  | 662,100 |  |  | 9,388 |  |  | 671,488 |
Mortgage loans held for sale | 108,316 |  |  | — |  |  | 108,316 |  |  | — |  |  | 108,316 |
Loans, net | 7,574,111 |  |  | — |  |  | — |  |  | 7,514,185 |  |  | 7,514,185 |
Mortgage servicing rights | 39,339 |  |  | — |  |  | — |  |  | 47,868 |  |  | 47,868 |
Derivative instruments | 5,977 |  |  | — |  |  | 5,977 |  |  | — |  |  | 5,977 |
Financial liabilities |  |  |  |  |  |  |  |  |
Deposits | $ | 7,921,075 |  |  | $ | 6,114,391 |  |  | $ | 1,809,085 |  |  | $ | — |  |  | $ | 7,923,476 |
Short-term borrowings | 89,814 |  |  | 89,814 |  |  | — |  |  | — |  |  | 89,814 |
Other long-term borrowings | 98 |  |  | 98 |  |  | — |  |  | — |  |  | 98 |
Federal Home Loan Bank advances | 7,493 |  |  | — |  |  | 7,661 |  |  | — |  |  | 7,661 |
Junior subordinated debentures | 85,881 |  |  | — |  |  | 69,702 |  |  | — |  |  | 69,702 |
Subordinated notes | 114,074 |  |  | — |  |  | 118,650 |  |  | — |  |  | 118,650 |
Derivative instruments | 6,039 |  |  | — |  |  | 6,039 |  |  | — |  |  | 6,039 |

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- Definition Significant unobservable inputs used in valuation of assets and liabilities measured at fair value on non recurring basis. + References No definition available. + Details
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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19279-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -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 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -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 (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI http://asc.fasb.org/extlink&oid=66048111&loc=SL7498348-110258 Reference 6: 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
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- Definition Tabular disclosure of the inputs and valuation techniques used to measure fair value, and a discussion of changes in valuation techniques and related inputs, if any, applied during the period to each separate class of assets, liabilities, and financial instruments classified in shareholders' equity that are measured on a recurring and/or nonrecurring basis. + 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 + Details
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- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + 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 (c) -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 3 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19279-110258 + Details
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- 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
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- Definition Tabular disclosure of the application of the fair value option for measurement and reporting of eligible financial assets and liabilities (as defined), as well as certain other eligible items (as defined) included in the statement of financial position, whether such option is elected for a single eligible item or a group of similar eligible items and is in addition to other disclosures concerning fair value which the company may be required to provide. Such disclosure might be expected to include: (1) for items included in the statement of financial position: (a) for each line item in the statement of financial position that includes an item or items for which the fair value option has been elected, provide the aggregate carrying amount of ineligible items included in each line item in the balance sheet, if any; (b) the difference between the aggregate fair value and the aggregate unpaid principal balance (assuming contractual principal amounts and fair value option elected) of: (i) loans and long-term receivables (other than securities otherwise reported at fair value) and (ii) long-term debt instruments; (c) for loans held as assets for which the fair value option has been elected: (i) the aggregate fair value of loans that are 90 days or more past due, (ii) if the policy is to recognize interest income separately from other changes in fair value, the aggregate fair value of loans in nonaccrual status, and (iii) the difference between the aggregate fair value and the aggregate unpaid principal balance for loans that are 90 days or more past due, in nonaccrual status, or both; (2) for items included in the income statement: (a) the amounts of gains and losses from fair value changes included in earnings and in which line in the income statement those gains and losses are reported whether or not combined with gains and losses from items required to be accounted for at fair value; (b) for loans and other receivables held as assets, the estimated amount of gains or losses included in earnings attributable to changes in instrument-specific credit risk; (c) for liabilities with fair values that have been significantly affected during the reporting period by changes in the instrument-specific credit risk, the estimated amount of gains and losses from fair value changes included in earnings that are attributable to changes in the instrument-specific credit risk; and (3) certain other disclosures as required or determined to be provided. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 32 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14217-108612 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 28 -Subparagraph (c)(2),(d),(e) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14064-108612 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a),(c)(1),(d)(1) -URI http://asc.fasb.org/extlink&oid=75031198&loc=d3e14172-108612 + Details
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- 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
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