Subordinated Debentures (Narrative) (Details)	9 Months Ended
Sep. 30, 2013
Debt Instrument [Line Items]
Subordinated Borrowing, Due Date	Jan. 23, 2034
Rate added to LIBOR	2.85%
Subordinated Borrowing, Interest Rate	3.12%

Date the payments are due on subordinated debt, in CCYY-MM-DD format.

No definition available.

Name:	us-gaap_SubordinatedBorrowingDueDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration