Term Receivables and Trade Accounts Receivable (Tables)

9 Months Ended

Oct. 31, 2014

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, 2014		January 31, 2014
Trade accounts receivable	$	114,972	$	179,830
Term receivables, short-term	$	305,435	$	274,653
Term receivables, long-term	$	257,028	$	270,365

Credit risk assessment for long-term receivables

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

As of	October 31, 2014		January 31, 2014
S&P credit rating:
AAA+ through BBB-	$	124,878	$	180,113
BB+ and lower	35,051		29,654
	159,929		209,767
Internal credit assessment	97,099		60,598
Total long-term term receivables	$	257,028	$	270,365

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, 2014	$	5,469	$	(1,865	)	$	(252	)	$	3,352
Nine months ended October 31, 2013	$	5,331	$	(331	)	$	(93	)	$	4,907

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