Term Receivables and Trade Accounts Receivable (Tables)

9 Months Ended

Oct. 31, 2016

Term Receivables and Trade Accounts Receivable [Abstract]

Term receivable and trade accounts receivable balances

Term receivable and trade accounts receivable balances were as follows:

As of	October 31, 2016		January 31, 2016
Trade accounts receivable	$	125,453	$	176,021
Term receivables, short-term	$	304,081	$	317,188
Term receivables, long-term	$	251,416	$	268,657

Credit risk assessment for long-term receivables

The credit risk assessment for our long-term receivables was as follows:

As of	October 31, 2016		January 31, 2016
S&P credit rating:
AAA+ through BBB-	$	176,338	$	195,764
BB+ and lower	35,286		22,520
	211,624		218,284
Internal credit assessment	39,792		50,373
Total long-term term receivables	$	251,416	$	268,657

Change in allowance for doubtful accounts

The following shows the change in allowance for doubtful accounts:

Allowance for doubtful accounts	Beginning balance		Expense adjustment			Other deductions(1)			Ending  balance
Nine months ended October 31, 2016	$	3,826	$	(611	)	$	333		$	3,548
Nine months ended October 31, 2015	$	4,217	$	(522	)	$	(42	)	$	3,653

(1)Specific account write-offs and foreign exchange.