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SUPPLEMENTARY CONSOLIDATED FINANCIAL STATEMENT SCHEDULE VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Mar. 31, 2019
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
SUPPLEMENTARY CONSOLIDATED FINANCIAL STATEMENT SCHEDULE VALUATION AND QUALIFYING ACCOUNTS
SUPPLEMENTARY CONSOLIDATED FINANCIAL STATEMENT SCHEDULE
VALUATION AND QUALIFYING ACCOUNTS
For the Years Ended March 31, 2019, 2018 and 2017
(In millions)

 
 
 
Additions
 
 
 
 
Description
Balance at Beginning of Year
 
Charged to Costs and Expenses
 
Charged to Other Accounts (3)
 
Deductions From Allowance Accounts (1)
 
Balance at End of
Year (2)
Year Ended March 31, 2019
 
 
 
 
 
 
 
 
 
Allowances for doubtful
accounts
$
187

 
$
132

 
$
(1
)
 
$
(45
)
 
$
273

Other allowances
39

 
—

 
(15
)
 
—

 
24

 
$
226

 
$
132

 
$
(16
)
 
$
(45
)
 
$
297

 
 
 
 
 
 
 
 
 
 
Year Ended March 31, 2018
 
 
 
 
 
 
 
 
 
Allowances for doubtful
accounts
$
243

 
$
44

 
$
13

 
$
(113
)
 
$
187

Other allowances
42

 
—

 
(3
)
 
—

 
39

 
$
285

 
$
44

 
$
10

 
$
(113
)
 
$
226

 
 
 
 
 
 
 
 
 
 
Year Ended March 31, 2017
 
 
 
 
 
 
 
 
 
Allowances for doubtful
accounts
$
212

 
$
93

 
$
7

 
$
(69
)
 
$
243

Other allowances
41

 
—

 
2

 
(1
)
 
42

 
$
253

 
$
93

 
$
9

 
$
(70
)
 
$
285

 
 
 
 
 
 
 
 
 
 
 
 
 
2019
 
2018
 
2017
(1)
Deductions:
 
 
 
 
 
 
 
Written off
 
$
(45
)
 
$
(113
)
 
$
(70
)
 
Credited to other accounts
 
—

 
—

 
—

 
Total
 
$
(45
)
 
$
(113
)
 
$
(70
)
 
 
 
 
 
 
 
 
(2)
Amounts shown as deductions from current and non-current receivables
 
$
297

 
$
226

 
$
285

 
 
 
 
 
 
 
 
(3)
Primarily represents reclassifications from other balance sheet accounts.