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Company-Owned Life Insurance (Tables)
 12 Months Ended
Feb. 24, 2017
Company-Owned Life Insurance [Abstract]  
Investment [Table Text Block]
Type
Ability to Choose
Investments
Net Return
Target Asset Allocation as of February 24, 2017
Net Cash Surrender Value
February 24,
2017
February 26,
2016
Whole life
COLI policies
No ability
A rate of return set periodically by the
insurance companies
Not applicable
$
125.6

 
$
121.7

 
Variable life
COLI policies
Can allocate across a set of choices provided by the insurance companies
Fluctuates depending on performance of underlying investments
40% fixed income; 60% equity
43.2

 
38.7

 
 
 
 
 
$
168.8

 
$
160.4