Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Schedule of Error Corrections and Prior Period Adjustments

Amounts previously reported in the consolidated statements of operations for the periods presented were revised herein as shown below (in thousands):


	Year Ended December 31, 2020						Year Ended December 31, 2019
	As Reported		As Revised		Effect of Change		As Reported		As Revised		Effect of Change
Cost of revenue:
Homes	$	1,621,040	$	1,634,755	$	13,715	$	1,315,345	$	1,324,464	$	9,119
IMT	104,091		193,097		89,006		98,522		193,885		95,363
Mortgages	31,264		38,540		7,276		18,154		25,750		7,596
Total cost of revenue	1,756,395		1,866,392		109,997		1,432,021		1,544,099		112,078
Operating expenses:
Sales and marketing	672,816		691,119		18,303		714,128		728,631		14,503
Technology and development	518,072		390,172		(127,900)		477,347		350,923		(126,424)
General and administrative	357,122		356,722		(400)		366,176		366,019		(157)

Useful Lives

Property and equipment is recorded at cost and depreciated using the straight-line method over the estimated useful lives of the related assets. The useful lives are as follows:


Computer equipment						2 to 3 years
Office equipment, furniture and fixtures						5 to 7 years
Leasehold improvements						Shorter of expected useful life or lease term