OTHER CURRENT AND NONCURRENT ASSETS: (Tables)

12 Months Ended

Mar. 31, 2012

OTHER CURRENT AND NONCURRENT ASSETS:

Schedule of other current assets

	March 31, 2012		March 31, 2011
Prepaid expenses	$	43,768	$	40,478
Assets of non-qualified retirement plan	13,344		12,840
Other miscellaneous assets	692		2,350
Other current assets	$	57,804	$	55,668

Schedule of other noncurrent assets

	March 31, 2012		March 31, 2011
Acquired intangible assets, net	$	1,525	$	6,896
Other miscellaneous noncurrent assets	2,172		2,828
Noncurrent assets	$	3,697	$	9,724