Note 18 - Commitments and Contingencies Schedule of Commitment for Non-Cancellable Operating Leases in Future Years (Tables)	12 Months Ended
Dec. 31, 2011
Schedule of Commitment for Non-Cancellable Operating Leases Future Years [Abstract]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]	The commitment for non-cancelable operating leases in future years is as follows:

Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.

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

-Topic 840

-SubTopic 20

-Publisher FASB

-Number

-Article

-Subparagraph

-Name Accounting Standards Codification

-Paragraph 2

-Section 50

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

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