OTHER CURRENT ASSETS (Tables)

9 Months Ended

Sep. 30, 2021

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

DETAIL OF OTHER CURRENT ASSETS

The following table presents the detail of other current assets:

	December 31,		September 30,
(in thousands)	2020		2021
User-held fractional shares	$	802,483	$	1,530,971
Prepaid expenses	28,629		98,303
Securities owned	3,222		22,769
Restricted cash	—		1,690
Other	16,804		20,280
Total other current assets	$	851,138	$	1,674,013