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Goodwill
9 Months Ended
Sep. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill Goodwill
The following table sets forth the activity in goodwill from December 31, 2019, through September 30, 2020 (in thousands):
Goodwill
  
Temporary and consultant staffingPermanent placement staffingRisk consulting and internal audit services Total
Balance as of December 31, 2019
$134,210 $26,097 $50,057 $210,364 
Foreign currency translation adjustments(29)(7)(125)(161)
Balance as of September 30, 2020
$134,181 $26,090 $49,932 $210,203