Note 9 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

Lease Payments Table [Abstract]

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

At December 31, 2013, the future minimum lease payments required under the non-cancellable operating leases were as follows (in thousands):

Year	Minimum Lease Payments
2014	$	17,559
2015	13,509
2016	8,940
2017	5,457
2018	3,082
Thereafter	2,721
Total	$	51,268