Annual report pursuant to Section 13 and 15(d)

Noncontrolling Interest (Narrative) (Details)

v2.4.0.6
Noncontrolling Interest (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 26, 2009
Leipziger Messe [Member]
 
Noncontrolling Interest [Line Items]  
Redemption of remaining unaffiliated limited partnership interest $ 173
Maximum [Member]
 
Noncontrolling Interest [Line Items]  
Noncontrolling interest, guaranteed rate of return 13.00%
Minimum [Member]
 
Noncontrolling Interest [Line Items]  
Noncontrolling interest, guaranteed rate of return 11.00%