XML 46 R34.htm IDEA: XBRL DOCUMENT v3.8.0.1
Redeemable preferred shares (Tables)
 3 Months Ended
May 05, 2018
Temporary Equity [Abstract]  
Redeemable Preferred Shares
(in millions, except conversion rate and conversion price)
May 5, 2018
 
February 3, 2018
 
April 29, 2017
Conversion rate
10.9409

 
10.9409

 
10.7707

Conversion price
$
91.4002

 
$
91.4002

 
$
92.8445

Potential impact of preferred shares if-converted to common shares
6.8

 
6.8

 
6.7

Liquidation preference
$
632.8

 
$
632.8

 
$
632.8