Note 3 - Loans (Detail) - Allowance for Loan Losses Balance (USD $)	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Dec. 31, 2010
Ending allowance balance attributable to loans:
Individually evaluated for impairment	$ 502,983		$ 568,964
Collectively evaluated for impairment	2,394,781		2,440,945
Total ending allowance balance	2,897,764	2,838,801	3,009,909	3,142,894	3,960,646	4,544,316
Loans
Loans individually evaluated for impairment	8,230,630		6,739,619
Loans collectively evaluated for impairment	131,546,027		136,877,810
Total ending loans balance	139,776,657		143,617,429
Allowance Total [Member] \| Allowance Commercial Real Estate [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			2,292,656
Allowance Total [Member] \| Allowance Commercial Business [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			495,964
Allowance Total [Member] \| Allowance Residential [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			117,182
Allowance Total [Member] \| Allowance Consumer [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			42,039
Allowance Total [Member] \| Allowance Unallocated [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			62,068
Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance			3,009,909
Allowance Commercial Real Estate [Member] \| Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	2,124,774
Allowance Commercial Real Estate [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	502,519		568,235
Collectively evaluated for impairment	1,622,255		1,724,421
Loans
Loans individually evaluated for impairment	7,674,297		6,257,562
Loans collectively evaluated for impairment	92,102,072		93,663,246
Total ending loans balance	99,776,369		99,920,808
Allowance Commercial Business [Member] \| Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	483,792
Allowance Commercial Business [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	464		729
Collectively evaluated for impairment	483,328		495,235
Loans
Loans individually evaluated for impairment	336,019		157,991
Loans collectively evaluated for impairment	22,410,657		24,410,459
Total ending loans balance	22,746,676		24,568,450
Allowance Residential [Member] \| Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	137,077
Allowance Residential [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	137,077		117,182
Loans
Loans individually evaluated for impairment	219,418		324,066
Loans collectively evaluated for impairment	13,565,839		13,225,778
Total ending loans balance	13,785,257		13,549,844
Allowance Consumer [Member] \| Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	14,941
Allowance Consumer [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	14,941		42,039
Loans
Loans individually evaluated for impairment	896		0
Loans collectively evaluated for impairment	3,467,459		5,578,327
Total ending loans balance	3,468,355		5,578,327
Allowance Unallocated [Member] \| Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	137,180
Allowance Unallocated [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	137,180		62,068
Loans
Loans individually evaluated for impairment	0		0
Loans collectively evaluated for impairment	0		0
Total ending loans balance	0		0
Allowance Total [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	$ 2,897,764

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.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 8, 9

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: 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 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 OTS

-Name Federal Regulation (FR)

-Number Title 12

-Section 563c.102

-Paragraph 8

-Subparagraph a(ii)

-Chapter V

-Subsection I

-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.

Reference 5: 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 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 114

-Paragraph 20

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 6

-Section L

-Subsection 1

+ Details

WESTERN RESERVE BANCORP INC 10-Q