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v3.8.0.1

Businss Combinations (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 18, 2017 | Sep. 02, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Sep. 30, 2017 | May 05, 2017 | Jan. 13, 2017 | Sep. 01, 2016 | May 06, 2016 | Mar. 11, 2016
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total assets |  |  | $ 34,527,512 | $ 32,990,836 |  |  |  |  |  |  |
Deposits |  |  | 29,266,275 | 28,161,343 |  |  |  |  |  |  |
Loans and Leases |  |  | 23,596,825 | 21,737,878 |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  | 199,682 | 80,690 |  |  |  |  |  |  |
Total purchase price | $ 113,600 |  |  |  |  |  |  |  |  |  |
Gain on acquisitions |  |  | 134,745 | 5,831 | $ 42,930 |  |  |  |  |  |
Merger-related expenses |  |  | 9,015 | 5,341 | 14,174 |  |  |  |  |  |
Goodwill |  |  | 150,601 | 150,601 | $ 139,773 |  |  |  |  |  |
HomeBancorp Inc. [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Share Price | $ 15.03 |  |  |  |  |  |  |  |  |  |
Total assets |  |  |  |  |  | $ 954,900 |  |  |  |  |
Deposits |  |  |  |  |  | 699,400 |  |  |  |  |
Loans and Leases |  |  |  |  |  | $ 637,500 |  |  |  |  |
Cordia Bancorp Inc. |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Share Price |  |  |  |  |  |  |  |  | $ 5.15 |  |
Total purchase price |  | $ 37,053 |  |  |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  |  |  |  |  |  |  | $ 241,392 |  |
Other intangible assets |  |  |  |  |  |  |  |  | 2,210 |  |
Total assets acquired |  |  |  |  |  |  |  |  | 349,328 |  |
Deposits |  |  |  |  |  |  |  |  | 292,192 |  |
Total liabilities assumed |  |  |  |  |  |  |  |  | 323,103 |  |
Goodwill acquired |  |  | 0 | 10,828 |  |  |  |  |  |  |
Revenue of acquired business |  |  | 5,561 | 4,226 |  |  |  |  |  |  |
Merger-related expenses |  |  | 260 | 3,810 |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  | $ 10,828 |  |
First CornerStone Bank |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  |  |  |  |  |  |  |  | $ 43,776 |
Other intangible assets |  |  |  |  |  |  |  |  |  | 390 |
Total assets acquired |  |  |  |  |  |  |  |  |  | 87,414 |
Gain on acquisitions |  |  |  | 2,959 |  |  |  |  |  |  |
Total liabilities assumed |  |  |  |  |  |  |  |  |  | 96,905 |
Fair value of net assets (liabilities) acquired |  |  |  |  |  |  |  |  |  | (9,491) |
Business Combination Cash Received From FDIC In Acquisition |  |  |  |  |  |  |  |  |  | $ 12,450 |
Revenue of acquired business |  |  | 1,700 | 1,600 |  |  |  |  |  |  |
Merger-related expenses |  |  |  | 1,000 |  |  |  |  |  |  |
North Milwaukee State Bank |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  |  |  |  |  |  |  |  |  | $ 36,914
Other intangible assets |  |  |  |  |  |  |  |  |  |  | 240
Total assets acquired |  |  |  |  |  |  |  |  |  |  | 53,614
Deposits |  |  |  |  |  |  |  |  |  |  | 59,206
Gain on acquisitions |  |  |  | 2,872 |  |  |  |  |  |  |
Total liabilities assumed |  |  |  |  |  |  |  |  |  |  | 60,942
Fair value of net assets (liabilities) acquired |  |  |  |  |  |  |  |  |  |  | 7,328
Business Combination Cash Received From FDIC In Acquisition |  |  |  |  |  |  |  |  |  |  | $ 10,200
Revenue of acquired business |  |  | 2,400 | 1,900 |  |  |  |  |  |  |
Merger-related expenses |  |  | 100 | $ 500 |  |  |  |  |  |  |
Guaranty Bank |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  |  |  |  |  | $ 114,533 |  |  |  |
Cash and due from banks |  |  |  |  |  |  | 48,824 |  |  |  |
Overnight investments |  |  |  |  |  |  | 94,134 |  |  |  |
Investment securities |  |  |  |  |  |  | 12,140 |  |  |  |
Loans and leases |  |  |  |  |  |  | 689,086 |  |  |  |
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  | 574,553 |  |  |  | 574,553 |  |  |  |
Premises and equipment |  |  |  |  |  |  | 8,603 |  |  |  |
Income earned not collected |  |  |  |  |  |  | 6,720 |  |  |  |
Other intangible assets |  |  |  |  |  |  | 9,870 |  |  |  |
Other assets |  |  |  |  |  |  | 5,748 |  |  |  |
Total assets acquired |  |  |  |  |  |  | 875,125 |  |  |  |
Deposits |  |  |  |  |  |  | 982,307 |  |  |  |
Gain on acquisitions |  |  | 122,728 |  |  |  |  |  |  |  |
Other liabilities |  |  |  |  |  |  | 440 |  |  |  |
Total liabilities assumed |  |  |  |  |  |  | 982,747 |  |  |  |
Fair value of net assets (liabilities) acquired |  |  |  |  |  |  | (107,622) |  |  |  |
Business Combination Cash Received From FDIC In Acquisition |  |  |  |  |  |  | $ 230,350 |  |  |  |
Revenue of acquired business |  |  | 20,501 |  |  |  |  |  |  |  |
Merger-related expenses |  |  | 7,391 |  |  |  |  |  |  |  |
Harvest Community Bank |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Certain Loans Acquired in Transfer Accounted for as Debt Securities, Acquired During Period, at Acquisition, at Fair Value |  |  |  |  |  |  |  | $ 85,149 |  |  |
Cash and due from banks |  |  |  |  |  |  |  | 3,350 |  |  |
Overnight investments |  |  |  |  |  |  |  | 7,478 |  |  |
Investment securities |  |  |  |  |  |  |  | 14,455 |  |  |
Income earned not collected |  |  |  |  |  |  |  | 31 |  |  |
Other intangible assets |  |  |  |  |  |  |  | 850 |  |  |
Other assets |  |  |  |  |  |  |  | 237 |  |  |
Total assets acquired |  |  |  |  |  |  |  | 111,550 |  |  |
Deposits |  |  |  |  |  |  |  | 121,755 |  |  |
Gain on acquisitions |  |  | 12,017 |  |  |  |  |  |  |  |
Other liabilities |  |  |  |  |  |  |  | 74 |  |  |
Total liabilities assumed |  |  |  |  |  |  |  | 121,829 |  |  |
Fair value of net assets (liabilities) acquired |  |  |  |  |  |  |  | (10,279) |  |  |
Business Combination Cash Received From FDIC In Acquisition |  |  |  |  |  |  |  | $ 22,296 |  |  |
Revenue of acquired business |  |  | 3,799 |  |  |  |  |  |  |  |
Merger-related expenses |  |  | $ 1,192 |  |  |  |  |  |  |  |

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