Note 2 - Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2013

Disclosure Text Block [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Level 1		Level 2		Level 3		Total
	$ in thousands
Cash and cash equivalents	$	45,121	$	—	$	—	$	45,121
Foreign currency forward contracts	$	—	$	8,021	$	—	$	8,021
Notes Receivable	$	—	$	—	$	2,232	$	2,232

	Level 1		Level 2		Level 3		Total
	$ in thousands
Cash and cash equivalents	$	40,168	$	—	$	—	$	40,168
Notes Receivable	$	—	$	—	$	2,232	$	2,232

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

$ in thousands	Fair Value at 6/30/2013		Valuation Technique	Unobservable input	Range
Notes Receivable	$	2,232	Discounted cash flow	Probability of default		0	%
				Prepayment rates		0	%
				Loss severity		0	%

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	Six months ended June 30
	2013		2012
	$ in thousands
Notes Receivable balance, beginning of period	$	2,232	$	2,062
Issuances of new notes		—		150
Notes Receivable balance, end of period	$	2,232	$	2,212