Consolidated Statements of Equity (USD $) In Millions, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Translation Adjustment [Member]	Total
Balance at Jun. 30, 2010	$ 97.8	$ 1.4	$ (0.2)	$ (25.3)	$ 13.7	$ 87.4
Balance (in Shares) at Jun. 30, 2010	179,209,987		(479,779)
Exchange differences on translation of foreign operations					18.8	18.8
Net loss				(25.4)		(25.4)
Total Comprehensive income						(6.6)
New shares issued on exercise of options	1.2	(1.2)
New shares issued on exercise of options (in Shares)	1,394,548
Shares issued to Welcome Trust	0.8					0.8
Shares issued to Welcome Trust (in Shares)	813,021
Purchase of treasury shares			(0.8)			(0.8)
Purchase of treasury shares (in Shares)			(831,255)
Share-based compensation		0.6				0.6
Balance at Jun. 30, 2011	99.8	0.8	(1.0)	(50.7)	32.5	81.4
Balance (in Shares) at Jun. 30, 2011	181,417,556		(1,311,034)
Exchange differences on translation of foreign operations					(3.0)	(3.0)
Net loss				(19.2)		(19.2)
Total Comprehensive income						(22.2)
New shares issued on exercise of options	0.6	(0.6)
New shares issued on exercise of options (in Shares)	932,760
Purchase of treasury shares			(0.4)			(0.4)
Purchase of treasury shares (in Shares)			(505,144)
Share-based compensation		0.5				0.5
Balance at Jun. 30, 2012	100.4	0.7	(1.4)	(69.9)	29.5	59.3
Balance (in Shares) at Jun. 30, 2012	182,350,316		(1,816,178)			28,352,326
Exchange differences on translation of foreign operations					(4.2)	(4.2)
Net loss				(8.7)		(8.7)
Total Comprehensive income						(12.9)
New shares issued on exercise of options	0.4	(0.4)
New shares issued on exercise of options (in Shares)	413,335
New shares issued on vesting of options on merger	1.1	(1.1)
New shares issued on vesting of options on merger (in Shares)	4,639,104
Acquisition of Nabi Biopharmaceuticals	(98.5)	233.4	(115.7)			19.2
Acquisition of Nabi Biopharmaceuticals (in Shares)	(153,398,048)		(4,051,183)
Retirement of treasury shares	(0.6)	(116.5)	117.1
Retirement of treasury shares (in Shares)	(5,867,361)		5,867,361
Restricted stock units, net (in Shares)	214,983
Retirement of common stock (in Shares)	(3)
Share-based compensation		2.6				2.6
Balance at Jun. 30, 2013	$ 2.8	$ 118.7		$ (78.6)	$ 25.3	$ 68.2
Balance (in Shares) at Jun. 30, 2013	28,352,326					28,352,326