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CASH, CASH EQUIVALENTS, RESTRICTED CASH AND SHORT-TERM INVESTMENTS (Tables)

12 Months Ended

Sep. 29, 2018

Cash and Cash Equivalents [Abstract]

Cash, cash equivalents and short-term investments [Table Text Block]

Cash, cash equivalents, restricted cash and short-term investments consisted of the following as of September 29, 2018:



(dollar amounts in thousands)	Amortized Cost				Unrealized Gains				Unrealized Losses				Estimated Fair Value
Current assets:
Cash	$	42,446			$	—			$	—			$	42,446
Cash equivalents:
Money market funds ⁽¹⁾	209,172				—				(5		)		209,167
Time deposits ⁽²⁾	69,017				—				—				69,017
Total cash and cash equivalents	$	320,635			$	—			$	(5	)		$	320,630
Restricted Cash ⁽²⁾	$	518			$	—			$	—			$	518
Total restricted cash	$	518			$	—			$	—			$	518
Short-term investments ⁽²⁾:
Time deposits	$	197,000			$	—			$	—			$	197,000
Deposits ⁽³⁾	96,000				—				—				96,000
Total short-term investments	$	293,000			$	—			$	—			$	293,000
Total cash, cash equivalents, restricted cash and short-term investments	$	614,153			$	—			$	(5	)		$	614,148


(1)	The fair value was determined using unadjusted prices in active, accessible markets for identical assets, and as such they were classified as Level 1 assets in the fair value hierarchy.


(2)	Fair value approximates cost basis.


(3)	Represents deposits that require a notice period of three months for withdrawal.

Cash, cash equivalents, restricted cash and short-term investments consisted of the following as of September 30, 2017:



(dollar amounts in thousands)	Amortized Cost				Unrealized Gains				Unrealized Losses				Estimated Fair Value
Current assets:
Cash	$	65,759			$	—			$	—			$	65,759
Cash equivalents ⁽¹⁾:
Money market funds	232,069				—				—				232,069
Time deposits	89,087				—				—				89,087
Commercial paper	5,495				—				—				5,495
Total cash and cash equivalents	$	392,410			$	—			$	—			$	392,410
Restricted Cash ⁽¹⁾	$	530			$	—			$	—			$	530
Total restricted cash	$	530			$	—			$	—			$	530
Short-term investments ⁽¹⁾:
Time deposits	$	120,000			$	—			$	—			$	120,000
Deposits ⁽²⁾	96,000				—				—				96,000
Total short-term investments	$	216,000			$	—			$	—			$	216,000
Total cash, cash equivalents, restricted cash and short-term investments	$	608,940			$	—			$	—			$	608,940


(1)	Fair value approximates cost basis.


(2)	Represents deposits that require a notice period of three months for withdrawal.