Note 11 - Borrowings (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013
Lease Receivables [Member] \| Federal Reserve Bank [Member]
Note 11 - Borrowings (Details) [Line Items]
Financial Instruments, Owned and Pledged as Collateral, at Fair Value	$ 123.8
CalFirst Leasing [Member]
Note 11 - Borrowings (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	10.0
Federal Home Loan Bank of San Francisco [Member]
Note 11 - Borrowings (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	2.4
Qualifying Real Estate Loans Related to FHLB Line	3.6
Federal Reserve Bank [Member]
Note 11 - Borrowings (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 93.6

The fair value as of the balance sheet date of financial instruments and other positions owned by the entity and pledged to counterparties as collateral, including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 30

-Section 50

-Paragraph 1A

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=7523297&loc=SL6224234-111729

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6467456&loc=d3e113888-111728

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant