Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022		Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 121,110		$ 103,859
Accounts receivable, net of allowance of $1,897 and $1,295 as of December 31,2022 and December 31, 2021, respectively	106,322		83,578
Prepaid expenses	7,150		6,970
Other current assets	1,866		1,649
Total current assets	236,448		196,056
Non-current assets:
Property and equipment, net	5,981		5,630
Website and software development costs, net	36,713		38,038
Right-to-use asset - operating leases, net	7,388
Intangible assets, net	44,358		40,963
Goodwill	133,069		114,509
Deferred tax assets, net	745		956
Other non-current assets	1,800		1,113
Total non-current assets	230,054		201,209
Total assets	466,502		397,265
Current liabilities:
Accounts payable	33,668		21,711
Accrued expenses	72,364		63,979
Acquisition-related liabilities (current)	14,743		8,042
Deferred revenue	2,228		6,866
Other current liabilities	5,707		5,159
Total current liabilities	128,710		105,757
Non-current liabilities:
Long-term borrowings	183,953		183,613
Acquisition-related liabilities (non-current)	17,932		14,915
Other non-current liabilities	7,877		2,492
Total non-current liabilities	209,762		201,020
Total liabilities	338,472		306,777
Commitments and contingencies (See Note 12)
Stockholders' equity:
Additional paid-in capital	900,924		584,208
Accumulated deficit	(771,056)		(491,817)
Accumulated other comprehensive loss	(2,045)		(2,101)
Total stockholders' equity / (deficit)	128,030	[1]	90,488	[2]
Total liabilities, mezzanine equity and stockholders' equity	466,502		397,265
Common Class A [Member]
Stockholders' equity:
Common stock value	175		160
Common Class B [Member]
Stockholders' equity:
Common stock value	$ 32		$ 38

[1] 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.

[2] Includes 115,456,543 outstanding Class A common stock, 18,419,260 outstanding Class B common stock, 44,518,304 unvested Class A restricted stock and 19,436,835 unvested Class B restricted stock.