Installment Receivables (Tables)

12 Months Ended

Mar. 31, 2017

The following table summarizes the installment receivables:



	March 31, 2017
	(in millions)
Installment receivables, gross	$	2,270
Deferred interest	(207		)
Installment receivables, net of deferred interest	2,063
Allowance for credit losses	(299		)
Installment receivables, net	$	1,764

Classified on the consolidated balance sheets as:
Accounts and notes receivable, net	$	1,195
Other assets	569
Installment receivables, net	$	1,764

The balance and aging of installment receivables on a gross basis by credit category were as follows:



	March 31, 2017
	Prime		Subprime		Total
	(in millions)
Unbilled	$	1,501	$	619	$	2,120
Billed - current	74		36		110
Billed - past due	20		20		40
Installment receivables, gross	$	1,595	$	675	$	2,270

Activity in the deferred interest and allowance for credit losses for the installment receivables was as follows:



	Year Ended March 31,
	2017			2016
	(in millions)
Deferred interest and allowance for credit losses, beginning of period	$	—		$	329
Bad debt expense	61			93
Write-offs, net of recoveries	(28		)	(105		)
Change in deferred interest on short-term and long-term installment receivables	8			(43		)
Recognition (derecognition) of deferred interest and allowance for credit losses	465			(274		)
Deferred interest and allowance for credit losses, end of period	$	506		$	—