New Accounting Standards	6 Months Ended
Jun. 30, 2012
Accounting Changes and Error Corrections [Abstract]
New Accounting Standards	New Accounting Standards There were no new accounting standards issued during the quarter that the Corporation expects to have a material impact on the financial statements.

The entire disclosure for a new accounting pronouncement that has been issued but not yet adopted.

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 11

-Section M

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 250

-SubTopic 10

-Section S99

-Paragraph 5

-Subparagraph (SAB TOPIC 11.M)

-URI http://asc.fasb.org/extlink&oid=6369664&loc=d3e31137-122693

Name:	us-gaap_DescriptionOfNewAccountingPronouncementsNotYetAdopted
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration