Note 17 Commitments and Contingencies (Narratives) (Details) (USD $)	3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013
Acquisition Deferred Payments [Abstract]
Business Acquisition, Cost of Acquired Entity, Deferred Payments, Total	$ 30,000,000
Business Acquisition, Cost of Acquired Entity, Deferred Payments, Each Installment	15,000,000	0
Business Acquisition, Cost of Acquired Entity, Deferred Payments, Number of Installment Payments	2
Business Acquisition, Cost of Acquired Entity, Due Date of First Installment Payment	Jun. 27, 2014
Business Acquisition, Cost of Acquired Entity, Due Date of Second Installment Payment	Dec. 31, 2014
Bank of West Original Arrangement November 13 2009 [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Initiation Date	Nov. 13, 2009
Line of Credit Facility, Expiration Date	Oct. 31, 2011
Line of Credit Facility, Maximum Borrowing Capacity	15,000,000
Bank of West Extended Arrangement December 29 2010 [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Initiation Date	Dec. 29, 2010
Line of Credit Facility, Expiration Date	Oct. 31, 2013
Line of Credit Facility, Maximum Borrowing Capacity	20,000,000
Bank of West [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Initiation Date	Dec. 29, 2010
Line of Credit Facility, Expiration Date	Oct. 31, 2013
Line of Credit Facility, Amount Outstanding	15,000,000
Line of Credit Facility, Maximum Borrowing Capacity	20,000,000
Available Credit Line for Letter of Credit	$ 3,000,000