Investments

12 Months Ended

Apr. 30, 2012

Investments

10. Investments:

	Percentage ownership			2012		2011
Equity accounted investments:
TAS		29.9	%	$	15,548	$	14,250
Luchthaven Den Helder C.V.		50	%		8,339		9,014
Helideck Certification Agency		50	%		338		283
					24,225		23,547
Other, at cost					1		1
Total				$	24,226	$	23,548

There is no quoted market value available for the investments accounted under the equity method.