Note 21 - Employee Benefit Plan (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 21 - Employee Benefit Plan (Details) [Line Items]
Maximum Employee Earnings Contribution For 401 K	60.00%
Employer 401(k) Matching Contribution to Employee, Maximum	2.00%
Companys 401(k) Employer Match Expense	$ 482,000	$ 483,000	$ 507,000
	22,114,000
Severance Costs	2,320,000	2,323,000	877,000
Gain (Loss) of Severance Fund	930,000	(522,000)	2,155,000
Expected Severance Payments	2,700,000
Israeli Severance Funds [Member]
Note 21 - Employee Benefit Plan (Details) [Line Items]
	$ 19,940,000	$ 19,572,000