CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive gain (loss)	Total Diodes Incorporated Stockholders' equity	Noncontrolling interest
BALANCE at Dec. 31, 2008	$ 399,612	$ 27,586	$ 170,351	$ 240,661	$ (48,439)	$ 390,159	$ 9,453
Common stock shares beginning at Dec. 31, 2008		41,379,000
Comprehensive income, net of tax:
Net income	9,848			7,513		7,513	2,335
Translation adjustment	7,963				7,963	7,963
Unrealized gain (loss) on defined benefit plan	(12,346)				(12,346)	(12,346)
Foreign currency gain on forward contracts	4,511				4,511	4,511
Total comprehensive income	9,976					7,641	2,335
Dividend to noncontrolling interest	(1,498)						(1,498)
Common stock issued for share-based plans	1,538	348	1,190			1,538
Stock issued during period shares share based compensation		521,000
Common stock issued for repayment of debt	31,437	1,219	30,218			31,437
Stock issued during period shares new issues		1,829,000
Convertible senior notes	(1,077)		(1,077)			(1,077)
Share-based compensation	10,936		10,936			10,936
BALANCE at Dec. 31, 2009	450,924	29,153	211,618	248,174	(48,311)	440,634	10,290
Common stock shares ending at Dec. 31, 2009		43,729,000
Comprehensive income, net of tax:
Net income	80,264			76,733		76,733	3,531
Translation adjustment	(1,519)				(1,519)	(1,519)
Unrealized gain (loss) on defined benefit plan	4,750				4,750	4,750
Total comprehensive income	83,495					79,964	3,531
Dividend to noncontrolling interest	(2,373)						(2,373)
Common stock issued for share-based plans	4,779	622	4,157			4,779
Stock issued during period shares share based compensation		934,000
Excess tax benefit from share-based compensation	3,073		3,073			3,073
Convertible senior notes	(57)		(57)			(57)
Share-based compensation	13,051		13,051			13,051
BALANCE at Dec. 31, 2010	552,892	29,775	231,842	324,907	(45,080)	541,444	11,448
Common stock shares ending at Dec. 31, 2010	44,662,796	44,663,000
Comprehensive income, net of tax:
Net income	53,507			50,737		50,737	2,770
Translation adjustment	(690)				(690)	(690)
Unrealized gain (loss) on defined benefit plan	10,008				10,008	10,008
Total comprehensive income	62,825					60,055	2,770
Acquisition of noncontrolling interest	737						737
Common stock issued for share-based plans	3,534	648	2,886			3,534
Stock issued during period shares share based compensation		769,000
Excess tax benefit from share-based compensation	15,024		15,024			15,024
Share-based compensation	13,703		13,703			13,703
BALANCE at Dec. 31, 2011	$ 648,715	$ 30,423	$ 263,455	$ 375,644	$ (35,762)	$ 633,760	$ 14,955
Common stock shares ending at Dec. 31, 2011	45,432,252	45,432,000