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Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2018
Business Combinations [Abstract] |
Schedule of Preliminary Valuations of the Fair Value of Assets Acquired and Liabilities Assumed | Under the acquisition method of accounting, the total purchase price is allocated to net tangible and intangible assets based on their current estimated fair values on the date of the acquisition. Based on valuations of the fair value of tangible and intangible assets acquired and liabilities assumed, which are based on assumptions that are subject to change, the purchase price for the Arlington Bank acquisition is detailed in the following table.
|  | Fair Value
Cash and cash equivalents |  | $ | 48,532 |
Interest-bearing time deposits |  | 292 |
Loans held for sale |  | 7,626 |
Loans |  | 224,680 |
Premises and equipment |  | 1,986 |
Federal Home Loan Bank stock |  | 1,091 |
Interest receivable |  | 653 |
Other assets |  | 1,620 |
Deposits |  | (252,783 | )
Interest payable |  | (244 | )
Other liabilities |  | (3,106 | )
Net tangible assets acquired |  | 30,347 |
Core deposit intangible |  | 4,526 |
Goodwill |  | 47,719 |
Purchase price |  | $ | 82,592 |
Under the acquisition method of accounting, the total purchase price is allocated to net tangible and intangible assets based on their current estimated fair values on the date of the acquisition. Based on valuations of the fair value of tangible and intangible assets acquired and liabilities assumed, which are based on assumptions that are subject to change, the purchase price for the IAB acquisition is detailed in the following table.
|  | Fair Value
Cash and cash equivalents |  | $ | 6,016 |
Interest-bearing time deposits |  | 248,212 |
Investment securities |  | 4,078 |
Loans held for sale |  | 594 |
Loans |  | 725,382 |
Premises and equipment |  | 10,107 |
Federal Home Loan Bank stock |  | 4,810 |
Interest receivable |  | 3,445 |
Cash surrender value of life insurance |  | 26,964 |
Other assets |  | 11,780 |
Deposits |  | (862,271 | )
Securities sold under repurchase agreements |  | (17,915 | )
Federal Home Loan Bank Advances |  | (47,575 | )
Subordinated debentures |  | (10,583 | )
Interest payable |  | (1,005 | )
Other liabilities |  | (14,472 | )
Net tangible assets acquired |  | 87,567 |
Other Intangible assets |  | 17,403 |
Goodwill |  | 153,636 |
Purchase price |  | $ | 258,606 |
Schedule of Acquired Loan Data | Acquired loan data for IAB can be found in the table below:
| Fair Value of Acquired Loans at Acquisition Date |  | Gross Contractual Amounts Receivable at Acquisition Date |  | Best Estimate at Acquisition Date of Contractual Cash Flows Not Expected to be Collected
Acquired receivables subject to ASC 310-30 | $ | 4,838 |  |  | $ | 14,131 |  |  | $ | 8,352 |
Acquired receivables not subject to ASC 310-30 | $ | 720,544 |  |  | $ | 864,613 |  |  | $ | 9,786 |
Acquired loan data for Arlington Bank can be found in the table below:
| Fair Value of Acquired Loans at Acquisition Date |  | Gross Contractual Amounts Receivable at Acquisition Date |  | Best Estimate at Acquisition Date of Contractual Cash Flows Not Expected to be Collected
Acquired receivables subject to ASC 310-30 | $ | 2,625 |  |  | $ | 6,183 |  |  | $ | 2,891 |
Acquired receivables not subject to ASC 310-30 | $ | 222,055 |  |  | $ | 308,857 |  |  | $ | 2,741 |
The following table presents loans acquired during the period ending December 31, 2017, for which it was probable at acquisition that all contractually required payments would not be collected. There were no loans acquired during the period ending December 31, 2018.
| 2017
| IAB |  | Arlington Bank |  | Total
Contractually required payments receivable at acquisition date | $ | 14,131 |  |  | $ | 6,183 |  |  | $ | 20,314 |
Nonaccretable difference | 8,352 |  |  | 2,891 |  |  | 11,243 |
Expected cash flows at acquisition date | 5,779 |  |  | 3,292 |  |  | 9,071 |
Accretable difference | 941 |  |  | 667 |  |  | 1,608 |
Basis in loans at acquisition date | $ | 4,838 |  |  | $ | 2,625 |  |  | $ | 7,463 |
Schedule of Pro Forma Information from Acquisition | The following schedule includes pro forma results for the year ended December 31, 2017 and 2016, as if the Arlington Bank and IAB acquisitions occurred as of the beginning of the periods presented.
| 2017 |  | 2016
Total revenue (net interest income plus other income) | $ | 380,324 |  |  | $ | 353,732 |
Net income available to common shareholders | $ | 95,009 |  |  | $ | 95,288 |
Earnings per share: |  |  |
Basic | $ | 1.94 |  |  | $ | 1.95 |
Diluted | $ | 1.93 |  |  | $ | 1.94 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(3) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of the reconciliation of contractual cash flows to the carrying amount relating to certain loans acquired in a transfer. + References No definition available. + Details
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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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