Loans (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	$ 24,950	$ 26,711	$ 33,254
Charge-Offs	(4,859)	(5,199)	(19,179)
Recoveries	3,558	1,614	1,712
Provisions	1,117	1,824	10,924
Ending Allowance	24,766	24,950	26,711
One to Four Family Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	2,847	3,506	4,095
Charge-Offs	(426)	(643)	(2,515)
Recoveries	188	282	177
Provisions	(115)	(298)	1,749
Ending Allowance	2,494	2,847	3,506
Multi Family Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	2,508	2,197	2,850
Charge-Offs	0	(6)	(555)
Recoveries	7	0	122
Provisions	(62)	317	(220)
Ending Allowance	2,453	2,508	2,197
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	12,000	12,702	17,640
Charge-Offs	(1,018)	(2,469)	(10,764)
Recoveries	2,670	837	895
Provisions	(2,384)	930	4,931
Ending Allowance	11,268	12,000	12,702
Construction Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	134	75	63
Charge-Offs	0	0	0
Recoveries	0	0	0
Provisions	87	59	12
Ending Allowance	221	134	75
Commercial Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	5,678	6,325	6,576
Charge-Offs	(2,982)	(1,230)	(4,047)
Recoveries	435	290	359
Provisions	3,378	293	3,437
Ending Allowance	6,509	5,678	6,325
Home Equity and Home Improvement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	1,635	1,759	1,856
Charge-Offs	(392)	(757)	(1,165)
Recoveries	193	125	95
Provisions	268	508	973
Ending Allowance	1,704	1,635	1,759
Consumer Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning Allowance	148	147	174
Charge-Offs	(41)	(94)	(133)
Recoveries	65	80	64
Provisions	(55)	15	42
Ending Allowance	$ 117	$ 148	$ 147

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Amount of increase (decrease) of allowance reserve for credit loss.

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- Definition

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

+ 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 (c)(4)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524

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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 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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 7

-Subparagraph d

-Article 9

Reference 3: 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=35738203&loc=SL6953423-111524

Reference 4: 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=35738203&loc=SL6953423-111524

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

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section L

-Subsection 1

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