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v3.21.2

Summary of Significant Accounting Policies - Reclassifications (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue | $ 771,585 | $ 487,483 | $ 1,482,905 | $ 1,279,881
Operating expenses: |  |  |  |
Sales and marketing | 229,434 | 160,667 | 427,389 | 369,111
Technology and development | 128,463 | 97,507 | 248,764 | 197,988
General and administrative | 115,102 | 85,380 | 215,556 | 177,580
As Reported |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 461,071 |  | 1,222,743
Operating expenses: |  |  |  |
Sales and marketing |  | 155,598 |  | 360,246
Technology and development |  | 128,857 |  | 263,775
General and administrative |  | 85,511 |  | 177,796
Effect of Change |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 26,412 |  | 57,138
Operating expenses: |  |  |  |
Sales and marketing |  | 5,069 |  | 8,865
Technology and development |  | (31,350) |  | (65,787)
General and administrative |  | (131) |  | (216)
Homes segment |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue | 707,522 | 434,900 | 1,352,125 | 1,170,659
Operating expenses: |  |  |  |
Sales and marketing | 65,791 | 47,539 | 120,810 | 119,457
Technology and development | 30,328 | 26,155 | 63,497 | 54,815
General and administrative | 27,824 | 21,891 | 53,347 | 45,301
Homes segment | As Reported |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 431,788 |  | 1,163,987
Homes segment | Effect of Change |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 3,112 |  | 6,672
IMT |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue | 43,444 | 45,354 | 90,481 | 95,407
Operating expenses: |  |  |  |
Sales and marketing | 136,620 | 101,458 | 254,227 | 225,019
Technology and development | 89,838 | 65,890 | 168,482 | 131,865
General and administrative | 68,944 | 53,771 | 127,592 | 112,455
IMT | As Reported |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 23,387 |  | 47,705
IMT | Effect of Change |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 21,967 |  | 47,702
Mortgages segment |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue | 20,619 | 7,229 | 40,299 | 13,815
Operating expenses: |  |  |  |
Sales and marketing | 27,023 | 11,670 | 52,352 | 24,635
Technology and development | 8,297 | 5,462 | 16,785 | 11,308
General and administrative | $ 18,334 | 9,718 | $ 34,617 | 19,824
Mortgages segment | As Reported |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | 5,896 |  | 11,051
Mortgages segment | Effect of Change |  |  |  |
Schedule of Error Corrections and Prior Period Adjustment Restatement [Line Items] |  |  |  |
Cost of revenue |  | $ 1,333 |  | $ 2,764

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