Note 4 - Credit Facilities (Tables)

3 Months Ended

Mar. 31, 2015

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

	March 31, 2015		Interest Rate1		December 31, 2014		Interest Rate2
Credit Facilities Loan Balance:
United States	$	5,354		2.8%	$	5,804		2.8%
Australia		426		6.7%		406		7.1%
China		229		7.2%		228		7.2%
	$	6,009			$	6,438
Other Debt Facility:
Japan Term Loan	$	70		0.1%	$	75		0.1%

	March 31, 2015		December 31, 2014
Unused Availability:
United States	$	1,574	$	1,696
Australia		497		573
	$	2,071	$	2,269