Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023		Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 131,732		$ 121,110
Accounts receivable, net of allowance of $3,564 and $1,882 as of December 31, 2023 and December 31, 2022, respectively	170,131		106,322
Prepaid expenses	6,269		7,150
Other current assets	1,622		1,866
Total current assets	309,754		236,448
Non-current assets:
Property and equipment, net	7,452		5,981
Website and software development costs, net	32,124		36,713
Right-to-use asset - operating leases, net	6,603		7,388
Intangible assets, net	48,781		44,358
Goodwill	140,905		133,069
Deferred tax assets, net	728		745
Other non-current assets	4,367		1,800
Total non-current assets	240,960		230,054
Total assets	550,714		466,502
Current liabilities:
Accounts payable	63,572		33,668
Accrued expenses	85,455		72,364
Acquisition-related liabilities	17,234		14,743
Deferred revenue	3,301		2,228
Other current liabilities	6,823		5,707
Total current liabilities	176,385		128,710
Non-current liabilities:
Long-term borrowings	184,147		183,953
Acquisition-related liabilities	3,060		17,932
Other non-current liabilities	6,602		7,877
Total non-current liabilities	193,809		209,762
Total liabilities	370,194		338,472
Commitments and contingencies (See Note 12)
Stockholders' equity:
Additional paid-in capital	1,140,849		900,924
Accumulated deficit	(958,537)		(771,056)
Accumulated other comprehensive loss	(2,010)		(2,045)
Total stockholders' equity	180,520	[1]	128,030	[2]
Total liabilities and stockholders' equity	550,714		466,502
Common Class A [Member]
Stockholders' equity:
Common stock value	189		175
Common Class B [Member]
Stockholders' equity:
Common stock value	$ 29		$ 32

[1] Includes 150,989,571 outstanding Class A common stock, 17,886,352 outstanding Class B common stock, 37,641,861 unvested Class A restricted stock and 11,169,137 unvested Class B restricted stock.

[2] Includes 132,909,894 outstanding Class A common stock, 15,512,217 outstanding Class B common stock, 42,357,023 unvested Class A restricted stock and 16,587,085 unvested Class B restricted stock.