Receivables and Allowances for Doubtful Accounts

12 Months Ended

Dec. 28, 2013

Receivables [Abstract]

RECEIVABLES AND ALLOWANCES FOR DOUBTFUL ACCOUNTS

RECEIVABLES AND ALLOWANCES FOR DOUBTFUL ACCOUNTS

Cadence's current and long-term receivables balances as of December 28, 2013 and December 29, 2012 were as follows:

	As of
	December 28, 2013		December 29, 2012
	(In thousands)
Accounts receivable	$	76,057	$	67,259
Unbilled accounts receivable	31,567		30,647
Long-term receivables	3,672		7,559
Total receivables	$	111,296	$	105,465
Less allowance for doubtful accounts	—		(85		)
Total receivables, net	$	111,296	$	105,380

Cadence's customers are primarily concentrated within the semiconductor and electronics systems industries. As of December 28, 2013 and December 29, 2012, no single customer accounted for 10% of Cadence's total receivables. As of December 28, 2013 and December 29, 2012, approximately 47% of Cadence's total receivables were attributable to the ten customers with the largest balances of total receivables.

The following table presents the change in Cadence's allowance for doubtful accounts for fiscal 2013, 2012 and 2011:

	Balance at Beginning of Period			(Charged to) Credited to Costs and Expenses			Uncollectible Accounts Written Off, Net		Balance at End of Period
	(In thousands)
Year ended December 28, 2013	$	(85	)	$	85		$	—	$	—
Year ended December 29, 2012	$	—		$	(215	)	$	130	$	(85	)
Year ended December 31, 2011	$	(7,604	)	$	6,596		$	1,008	$	—