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Loans (Analysis of Nonaccrual Loans) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | $ 27,756 |
Unpaid Principal Balance Nonaccrual Loans | 42,289 | $ 32,263
Recorded Investment Nonaccrual Loans |  | 21,464
Consumer [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 3,883 |
Unpaid Principal Balance Nonaccrual Loans | 4,331 | 990
Recorded Investment Nonaccrual Loans |  | 766
Commercial business: Secured loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 11,524 |
Unpaid Principal Balance Nonaccrual Loans | 21,503 | 15,688
Recorded Investment Nonaccrual Loans |  | 9,395
Commercial business: Unsecured loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 31 |
Unpaid Principal Balance Nonaccrual Loans | 303 | 256
Recorded Investment Nonaccrual Loans |  | 42
Real estate: One-to-four family residential [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 568 |
Unpaid Principal Balance Nonaccrual Loans | 1,302 | 1,866
Recorded Investment Nonaccrual Loans |  | 820
Real estate: Commercial and multifamily residential: Commercial land [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 934 |
Unpaid Principal Balance Nonaccrual Loans | 922 | 332
Recorded Investment Nonaccrual Loans |  | 349
Real estate: Commercial and multifamiIy residential: Income property [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 4,005 |
Unpaid Principal Balance Nonaccrual Loans | 4,247 | 3,124
Recorded Investment Nonaccrual Loans |  | 2,843
Real estate: Commercial and multifamiIy residential: Owner occupied [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 6,248 |
Unpaid Principal Balance Nonaccrual Loans | 9,030 | 8,943
Recorded Investment Nonaccrual Loans |  | 6,321
Real estate construction: One-to-four family residential: Land and acquisition [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 14 |
Unpaid Principal Balance Nonaccrual Loans | 102 | 385
Recorded Investment Nonaccrual Loans |  | 362
Real estate construction: One-to-four family residential: Residential construction [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 549 |
Unpaid Principal Balance Nonaccrual Loans | $ 549 | 679
Recorded Investment Nonaccrual Loans |  | $ 566

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- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
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