Note 6 - Employee Retirement Benefit Plans: Schedule of Net Periodic Benefit Cost (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Pension Expenses for the period	$ 965	$ 2,115
Pension Plans, Defined Benefit
Service cost
Interest cost	1,591	1,870
Expected return on assets	(1,841)	(1,815)
Amortization of actuarial loss	709	682
Settlement charge		1,163
Net periodic benefit expense	459	1,900
Other pension related expenses	322
Pension Expenses for the period	781	1,900
Supplemental Executive Retirement Plan
Service cost
Interest cost	164	205
Amortization of actuarial loss	68	58
Amortization of prior year service cost	(48)	(48)
Net periodic benefit expense	184	215
Pension Expenses for the period	$ 184	$ 215