Consolidated Statements Of Stockholders' Equity And Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified		Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Accumulated Deficit [Member]	Total
Balance at Mar. 31, 2009		$ 659	$ 5,910,493	$ (6,273)	$ (5,620,909)	$ 283,970
Balance, shares at Mar. 31, 2009		65,874
Issuance of common stock		13	2,942			2,955
Issuance of common stock, shares		1,291
Repurchase of common stock		(11)	(8,065)			(8,076)
Repurchase of common stock, shares		(1,072)
Funding of structured stock repurchase agreements		(7)	(41,790)			(41,797)
Funding of structured stock repurchase agreements, shares		(689)
Funds received from structured stock repurchase agreements including gains			27,751			27,751
Stock-based compensation expense			13,719			13,719
Comprehensive income (loss):
Net loss					(7,485)	(7,485)
Foreign currency translation loss				(148)		(148)
FAS 115-2 implementation				(1,134)	1,134
FAS 115-2 disposition release				140		140
Unrealized gain\loss on short-term investments, net of tax				9,845		9,845
Total comprehensive income\loss						2,352
Balance at Mar. 31, 2010		654	5,905,050	2,430	(5,627,260)	280,874
Balance, shares at Mar. 31, 2010		65,404
Issuance of common stock		25	5,274			5,299
Issuance of common stock, shares		2,481
Repurchase of common stock		(37)	(40,026)			(40,063)
Repurchase of common stock, shares		(3,744)
Funding of structured stock repurchase agreements		(5)	(9,995)			(10,000)
Funding of structured stock repurchase agreements, shares		(475)
Funds received from structured stock repurchase agreements including gains			15,512			15,512
Stock-based compensation expense	[1]		15,221			15,221
Comprehensive income (loss):
Net loss					(1,006)	(1,006)
Foreign currency translation loss				(485)		(485)
FAS 115-2 disposition release				858		858
Unrealized gain\loss on short-term investments, net of tax				(4,400)		(4,400)
Total comprehensive income\loss						(5,033)
Balance at Mar. 31, 2011		637	5,891,036	(1,597)	(5,628,266)	261,810
Balance, shares at Mar. 31, 2011		63,666
Issuance of common stock		27	3,846			3,873
Issuance of common stock, shares		2,727
Repurchase of common stock		(35)	(20,817)			(20,852)
Repurchase of common stock, shares		(3,487)
Funding of structured stock repurchase agreements		(10)	(9,990)			(10,000)
Funding of structured stock repurchase agreements, shares		(1,027)
Stock-based compensation expense	[1]		17,261			17,261
Comprehensive income (loss):
Net loss					(82,688)	(82,688)
Foreign currency translation loss				(354)		(354)
Unrealized gain\loss on short-term investments, net of tax				186		186
Total comprehensive income\loss						(82,856)
Balance at Mar. 31, 2012		$ 619	$ 5,881,336	$ (1,765)	$ (5,710,954)	$ 169,236
Balance, shares at Mar. 31, 2012		61,879

[1] Veloce's stock-based compensation expense related to warrants is included in issuance of common stock.