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v3.21.2

Segment Information and Revenue - Revenue Categories (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Revenue: |  |  |  |
Total revenue | $ 1,309,980 | $ 768,352 | $ 2,528,420 | $ 1,894,173
Cost of revenue | 771,585 | 487,483 | 1,482,905 | 1,279,881
Gross profit | 538,395 | 280,869 | 1,045,515 | 614,292
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
Impairment costs | 0 | 0 | 0 | 76,800
Acquisition-related costs | 3,671 | 0 | 4,488 | 0
Total operating expenses | 476,670 | 343,554 | 896,197 | 821,479
Income (loss) from operations | 61,725 | (62,685) | 149,318 | (207,187)
Other income | 1,587 | 10,115 | 4,026 | 19,708
Interest expense | (39,430) | (37,590) | (78,985) | (75,182)
Income (loss) before income taxes | 22,951 | (83,769) | 72,025 | (256,270)
Homes segment |  |  |  |
Revenue: |  |  |  |
Total revenue | 777,145 | 454,252 | 1,481,297 | 1,224,125
Cost of revenue | 707,522 | 434,900 | 1,352,125 | 1,170,659
Gross profit | 69,623 | 19,352 | 129,172 | 53,466
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
Impairment costs |  |  | 0 | 0
Acquisition-related costs | 0 | 0 | 0 | 0
Total operating expenses | 123,943 | 95,585 | 237,654 | 219,573
Income (loss) from operations | (54,320) | (76,233) | (108,482) | (166,107)
Other income | 0 | 0 | 0 | 0
Interest expense | (5,026) | (3,825) | (9,338) | (11,909)
Income (loss) before income taxes | (59,346) | (80,058) | (117,820) | (178,016)
Homes segment | Zillow Offers |  |  |  |
Revenue: |  |  |  |
Total revenue | 772,030 | 453,816 | 1,473,004 | 1,222,928
Homes segment | Premier Agent |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
Homes segment | Other |  |  |  |
Revenue: |  |  |  |
Total revenue | 5,115 | 436 | 8,293 | 1,197
Homes segment | Mortgages |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
IMT |  |  |  |
Revenue: |  |  |  |
Total revenue | 476,090 | 280,339 | 922,418 | 611,005
Cost of revenue | 43,444 | 45,354 | 90,481 | 95,407
Gross profit | 432,646 | 234,985 | 831,937 | 515,598
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
Impairment costs |  |  | 0 | 73,900
Acquisition-related costs | 3,671 | 0 | 4,488 | 0
Total operating expenses | 299,073 | 221,119 | 554,789 | 543,239
Income (loss) from operations | 133,573 | 13,866 | 277,148 | (27,641)
Other income | 0 | 5,300 | 0 | 5,300
Interest expense | 0 | 0 | 0 | 0
Income (loss) before income taxes | 133,573 | 19,166 | 277,148 | (22,341)
IMT | Zillow Offers |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
IMT | Premier Agent |  |  |  |
Revenue: |  |  |  |
Total revenue | 348,754 | 191,962 | 683,072 | 434,068
IMT | Other |  |  |  |
Revenue: |  |  |  |
Total revenue | 127,336 | 88,377 | 239,346 | 176,937
IMT | Mortgages |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
Mortgages segment |  |  |  |
Revenue: |  |  |  |
Total revenue | 56,745 | 33,761 | 124,705 | 59,043
Cost of revenue | 20,619 | 7,229 | 40,299 | 13,815
Gross profit | 36,126 | 26,532 | 84,406 | 45,228
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
Impairment costs |  |  | 0 | 2,900
Acquisition-related costs | 0 | 0 | 0 | 0
Total operating expenses | 53,654 | 26,850 | 103,754 | 58,667
Income (loss) from operations | (17,528) | (318) | (19,348) | (13,439)
Other income | 1,006 | 385 | 2,738 | 587
Interest expense | (1,163) | (307) | (2,895) | (533)
Income (loss) before income taxes | (17,685) | (240) | (19,505) | (13,385)
Mortgages segment | Zillow Offers |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
Mortgages segment | Premier Agent |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
Mortgages segment | Other |  |  |  |
Revenue: |  |  |  |
Total revenue | 0 | 0 | 0 | 0
Mortgages segment | Mortgages |  |  |  |
Revenue: |  |  |  |
Total revenue | $ 56,745 | $ 33,761 | $ 124,705 | $ 59,043

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