Property and equipment (Tables)

12 Months Ended

Jun. 30, 2012

Property and equipment consist of (in thousands):


	June 30,
	2012			2011
Cost:
Land	$	7,473		$	7,497
Buildings and improvements		123,257			119,833
Laboratory equipment		31,658			30,315
Office and computer equipment		5,710			5,407

		168,098			163,052
Accumulated depreciation and amortization		(74,310	)		(67,654	)

	$	93,788		$	95,398