Stockholders' Equity - Additional Information (Details) - USD ($) shares in Millions	12 Months Ended
	Dec. 31, 2020	Nov. 30, 2015
Equity Class Of Treasury Stock [Line Items]
Other Restrictions on Payment of Dividends	Our U.S. Credit Facility permits us to pay dividends up to $25.0 million per fiscal year to its stockholders so long as we have not defaulted under the U.S. Credit Facility at the time of such dividend and no default would result from declaring or paying such dividend.
Maximum annual dividend payable on credit facility conditions	$ 25,000,000.0
Stock repurchase program expiration date	Dec. 31, 2019
Lite On Semiconductor
Equity Class Of Treasury Stock [Line Items]
Treasury stock, shares, acquired	7.8
Stock Repurchase Program | Maximum
Equity Class Of Treasury Stock [Line Items]
Authorized amount of common stock under stock repurchase program		$ 100,000,000