3. Loans, Impaired (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Impaired loans
Unpaid Contractual Principal Balance	$ 36,624	$ 38,840
Recorded Investment With No Allowance	4,152	6,057
Recorded Investment With Allowance	30,700	30,234
Recorded Investment in Impaired Loans	34,852	36,291
Related Allowance	1,648	1,658
Average Outstanding Impaired Loans	35,572	38,145
Construction and land development
Impaired loans
Unpaid Contractual Principal Balance	1,174	5,481
Recorded Investment With No Allowance	266	3,639
Recorded Investment With Allowance	647	555
Recorded Investment in Impaired Loans	913	4,194
Related Allowance	35	31
Average Outstanding Impaired Loans	2,554	5,248
Single-family residential
Impaired loans
Unpaid Contractual Principal Balance	9,169	6,717
Recorded Investment With No Allowance	2,092	933
Recorded Investment With Allowance	6,496	5,540
Recorded Investment in Impaired Loans	8,588	6,473
Related Allowance	170	154
Average Outstanding Impaired Loans	8,246	7,430
Single-family residential - Banco de la Gente stated income
Impaired loans
Unpaid Contractual Principal Balance	20,886	21,243
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	20,310	20,649
Recorded Investment in Impaired Loans	20,310	20,649
Related Allowance	1,179	1,191
Average Outstanding Impaired Loans	19,764	19,964
Commercial
Impaired loans
Unpaid Contractual Principal Balance	4,824	4,752
Recorded Investment With No Allowance	1,794	1,485
Recorded Investment With Allowance	2,701	2,866
Recorded Investment in Impaired Loans	4,495	4,351
Related Allowance	256	272
Average Outstanding Impaired Loans	4,423	4,399
Multifamily and Farmland
Impaired loans
Unpaid Contractual Principal Balance	102	111
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	100	110
Recorded Investment in Impaired Loans	100	110
Related Allowance	1	1
Average Outstanding Impaired Loans	105	154
Total real estate loans
Impaired loans
Unpaid Contractual Principal Balance	36,155	38,304
Recorded Investment With No Allowance	4,152	6,057
Recorded Investment With Allowance	30,254	29,720
Recorded Investment in Impaired Loans	34,406	35,777
Related Allowance	1,641	1,649
Average Outstanding Impaired Loans	35,092	37,195
Commercial loans (not secured by real estate)
Impaired loans
Unpaid Contractual Principal Balance	152	218
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	136	201
Recorded Investment in Impaired Loans	136	201
Related Allowance	3	4
Average Outstanding Impaired Loans	168	641
Consumer loans (not secured by real estate)
Impaired loans
Unpaid Contractual Principal Balance	317	318
Recorded Investment With No Allowance	0	0
Recorded Investment With Allowance	310	313
Recorded Investment in Impaired Loans	310	313
Related Allowance	4	5
Average Outstanding Impaired Loans	$ 312	$ 309

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

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=35738203&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=35738203&loc=d3e5258-111524

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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