XML 105 R87.htm IDEA: XBRL DOCUMENT v3.19.1
Fair Value Measurements - Non-Financial Assets and Liabilities (Details) - USD ($)
$ in Millions
 12 Months Ended
Mar. 30, 2019
Mar. 31, 2018
Apr. 01, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Impairment Charge $ 19 $ 28 $ 169
Fair Value, Measurements, Nonrecurring | Significant unobservable inputs (Level 3)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Carrying Value Prior to Impairment 29 37 220
Fair Value 8 4 21
Impairment Charge 21 33 199
Fair Value, Measurements, Nonrecurring | Fixed Assets | Significant unobservable inputs (Level 3)      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Carrying Value Prior to Impairment 26 31 187
Fair Value 7 3 18
Impairment Charge 19 28 169
Fair Value, Measurements, Nonrecurring | Finite-Lived Intangible Assets | Significant unobservable inputs (Level 3) | Lease Rights      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Carrying Value Prior to Impairment 3 5 33
Fair Value 1 1 3
Impairment Charge $ 2 4 $ 30
Fair Value, Measurements, Nonrecurring | Finite-Lived Intangible Assets | Significant unobservable inputs (Level 3) | Customer relationships      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Carrying Value Prior to Impairment   1  
Fair Value   0  
Impairment Charge   $ 1