Note 10 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

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

	Year Ended December 31,
	(Dollars in thousands)
2015	$	4,681
2016		4,004
2017		2,837
2018		1,631
2019		873
Thereafter		44
Total rental obligations	$	14,070