Note 1. Summary of Significant Accounting Policies (Tables)

3 Months Ended

Jun. 30, 2013

Accounting Policies [Abstract]

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

	June 30, 2013			June 30, 2012
Medical segment
Stryker	$	1,144		$	613
Percentage of total segment net sales		38	%		25	%
Percentage of total net sales		31	%		18	%
Percentage of total accounts receivable, net		26	%		28	%
Industrial segment
Pratt & Whitney, a division of United Technology Corporation	$	-		$	295
Percentage of total segment net sales		-	%		33	%
Percentage of total net sales		-	%		9	%
Percentage of accounts receivable, net		-	%		8	%