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Accumulated Other Comprehensive Income (Tables)
3 Months Ended
Mar. 31, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Summary of Accumulated Balances Related to Each Component of Other Comprehensive Income (Loss)
The accumulated balances related to each component of other comprehensive income (loss), net of taxes, were as follows as of March 31, 2020 and December 31, 2019:

(in thousands)
March 31,
2020
 
December 31,
2019
Foreign currency translation
$

 
$
13

Unrealized gain on marketable securities
781

 
236

Accumulated other comprehensive income
$
781

 
$
249