Stockholders' Equity (Tables)

12 Months Ended

Sep. 30, 2013

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The components of accumulated other comprehensive income (loss), net of tax, were as follows at September 30:

	2013			2012
	(In thousands)
Accumulated foreign currency translation adjustments	$	4,787		$	6,048
Accumulated net unrealized gain on SMIC (net of tax of $275 in 2013 and $0 in 2012)	419			—
Accumulated net unrealized gain (loss) on Nanya (net of tax of $3,565 in 2013 and $312 in 2012)	5,959			(1,523		)
Accumulated net retirement plan transition asset (net of tax of $148 in 2013 and $119 in 2012)	47			115
Accumulated net retirement plan actuarial losses (net of tax of $470 in 2013 and $323 in 2012)	(2,091		)	(2,241		)
Total accumulated other comprehensive income	$	9,121		$	2,399

The following table summarizes the amounts recorded in accumulated other comprehensive income (loss) before taxes, as of September 30:

	2013			2012
	(in thousands)
Net transition asset	$	195		$	234
Net actuarial loss	(2,561		)	(2,564		)
Defined benefit plans, net	$	(2,366	)	$	(2,330	)

Schedule of Common Stock reserved for future issuance

As of September 30, 2013, shares of common stock were reserved for future issuance as follows:

Common shares reserved under Employee Stock Purchase Plan	581,000
Common shares reserved under stock option plans	7,876,000