Bank Credit Agreements and Other Short-Term and Long-Term Debt - Additional Information (Details) - USD ($)		12 Months Ended
	Oct. 26, 2016	Dec. 31, 2016	Jan. 08, 2013
Line Of Credit Facility [Line Items]
Lines of credit unused and available		$ 66,000,000
Line of Credit Facility Credit Used For Guarantee		500,000
U.S. and Asia Subsidiaries
Line Of Credit Facility [Line Items]
Lines of credit unused and available		66,000,000
Line of Credit Facility Credit Used For Guarantee		0
Unsecured
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity		$ 66,455,000
Credit Agreement
Line Of Credit Facility [Line Items]
Credit agreement commencement date		Oct. 26, 2016
Line of credit facility, Affiliated borrower		Diodes International B.V
Financial and non-financial convenants, description		Under the Credit Agreement, restricted payments, including dividends and share repurchases, are permitted in certain circumstances, including while the Consolidated Leverage Ratio is at least 0.25 to 1.00 less than the maximum permitted under the Credit Agreement.
Credit Agreement | Maximum
Line Of Credit Facility [Line Items]
Line of credit facility increase in borrowing capacity	$ 200,000,000
Revolver
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity	250,000,000		$ 400,000,000
Line of credit facility, maturity date		Oct. 26, 2021
Revolver | Swing Line Sublimit
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity	10,000,000
Revolver | Letter of Credit Sublimit
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity	10,000,000
Revolver | Alternative Currency Sublimit
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity	20,000,000
Term Loan
Line Of Credit Facility [Line Items]
Lines of credit maximum borrowing capacity	$ 250,000,000		$ 100,000,000
Line of credit facility, maturity date		Oct. 26, 2021