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Purchased Loans (Details Textual) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 USD ($) loan | Mar. 31, 2016 USD ($) loan | Dec. 31, 2016 USD ($)
Loans and Allowance for Loan Losses (Textual) [Abstract] |  |  |
Allowance for loan losses attributable to restructured loans | $ 42,923,000 |  | $ 42,737,000
Purchased loans |  |  |
Loans and Allowance for Loan Losses (Textual) [Abstract] |  |  |
Number of restructured loans | loan | 2 | 0 |
Average recorded investment in impaired loans | $ 9,197,000 | $ 2,333,000 |
Remaining availability under commitments to lend additional funds on restructured loans | 1,245,000 | 0 |
Fair value of loans contractual principal cash flows amount | 79,174,000 |  |
Fair value of loans contractual interest cash flows | 16,000 |  |
Fair value of loans contractual interest payments | 758,000 |  |
Fair value of loans contractual purchase discount | 31,267,000 |  |
Purchased loans | Nonaccruing Loans |  |  |
Loans and Allowance for Loan Losses (Textual) [Abstract] |  |  |
Outstanding balance of restructured loans | 52,000 |  |
Purchased loans | Restructured Loans |  |  |
Loans and Allowance for Loan Losses (Textual) [Abstract] |  |  |
Outstanding balance of restructured loans | 1,201,000 | 5,041,000 |
Allowance for loan losses attributable to restructured loans | $ 31,000 | $ 91,000 |

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- Definition Loans and the allowance for loan losses. + References No definition available. + Details
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- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5258-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 + Details
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- Definition Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes loans held for sale. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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