XML 46 R35.htm IDEA: XBRL DOCUMENT v2.4.0.8
Summary of Significant Accounting Policies and Change in Accounting Principles Summary of Significant Accounting Policies and Change in Accounting Principles (Details 1) (USD $)
In Millions, unless otherwise specified
0 Months Ended
Dec. 28, 2013
Jun. 29, 2013
Dec. 28, 2013
Prothena [Member]
Dec. 28, 2013
Janssen AI [Member]
Dec. 28, 2013
Newbridge [Member]
Dec. 28, 2013
Proteostatis [Member]
Feb. 06, 2014
Subsequent Event [Member]
Prothena [Member]
Investments [Line Items]              
Investment, Ownership Percentage     14.60% 49.90% 48.00% 22.00%  
Investment securities $ 95.2            
Investment securities - current 85.5 0          
Investment securities - noncurrent 9.7            
Unrealized gains (losses) on equity securities     (4.8)        
Proceeds from Sale of Available-for-sale Securities             79.4
Loss on sale of investment securities             9.8
Equity securities - current, at cost less impairments 90.3   84.4        
Equity method investments 69.0 4.4   5.3 39.8 19.9  
Funding provided by collaborator in joint venture       500.0      
Initial funding commitment to joint venture       400.0      
Funding provided to joint venture to date       132.6      
Remaining funding commitment to joint venture       67.4      
Option to purchase remaining equity in joint venture         243.0    
Net loss from equity method investments       $ (1.0) $ (0.2) $ (0.1)