Note 7 - Commitments (Tables)

9 Months Ended

Sep. 30, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

(In thousands of U.S. dollars)	September 30, 2013
Remaining 2013	$	371
2014		1,287
2015		1,096
2016		1,084
2017		139
Total minimum lease payments	$	3,977