Note 12 Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Dec. 31, 2012

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

		December 31,		March 31,
		2012		2012
			(unaudited)
Accumulated net unrealized loss on available-for-sale investments securities,
	net of taxes of $(481) at December 31, 2012 and $(37) at March 31, 2012	$	(893)	$	(68)
Unrecognized actuarial loss, net of tax of $(1,523)			(4,314)		(4,314)
Accumulated foreign currency translation adjustments			6,126		6,472
Total accumulated other comprehensive income		$	919	$	2,090