Note 7. RETIREMENT BENEFIT PLANS (Detail) - The following table presents components of the net periodic benefit cost for the Company’s pension a (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Interest cost	$ 64	$ 69
Pension Plans, Defined Benefit [Member]
Interest cost	64	70
Expected return on plan assets	(56)	(64)
Amortization of net loss	48	48
Net periodic benefit cost	56	54
Other Pension Plans, Defined Benefit [Member]
Interest cost	123	128
Amortization of net loss	44	32
Net periodic benefit cost	$ 167	$ 160