Financial Instruments - Schedule of Assets, Liabilities, and Equity Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Assets
Derivative Asset, Type [Extensible Enumeration]	Other current assets
Mortgage servicing rights, at fair value	$ 2,736	$ 32,171
Fair Value, Measurements, Recurring
Assets
Cash equivalents	65,599	115,276
Short-term investments	0	41,952
Loans held for sale	152,426	159,587
Other current assets	4,422	4,600
Mortgage servicing rights, at fair value	2,736	32,171
Long-term investments	0	3,149
Total assets	225,183	356,735
Liabilities
Total liabilities	873	2,576
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Cash equivalents	65,599	115,276
Loans held for sale	0	0
Other current assets	0	0
Mortgage servicing rights, at fair value	0	0
Total assets	65,599	160,377
Liabilities
Total liabilities	0	0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Cash equivalents	0	0
Loans held for sale	152,426	159,587
Other current assets	1,063	0
Mortgage servicing rights, at fair value	0	0
Total assets	153,489	159,587
Liabilities
Total liabilities	377	2,429
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Cash equivalents	0	0
Loans held for sale	0	0
Other current assets	3,359	4,600
Mortgage servicing rights, at fair value	2,736	32,171
Total assets	6,095	36,771
Liabilities
Total liabilities	496	147
Fair Value, Measurements, Recurring | Money market funds
Assets
Cash equivalents	65,599	115,276
Fair Value, Measurements, Recurring | Money market funds | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Cash equivalents	65,599	115,276
Fair Value, Measurements, Recurring | Money market funds | Significant Other Observable Inputs (Level 2)
Assets
Cash equivalents	0	0
Fair Value, Measurements, Recurring | Money market funds | Significant Unobservable Inputs (Level 3)
Assets
Cash equivalents	0	0
U.S. treasury securities | Fair Value, Measurements, Recurring
Assets
Short-term investments		10,720
Long-term investments		3,149
U.S. treasury securities | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Short-term investments		10,720
Long-term investments		3,149
U.S. treasury securities | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Short-term investments		0
Long-term investments		0
U.S. treasury securities | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Short-term investments		0
Long-term investments		0
Agency bonds | Fair Value, Measurements, Recurring
Assets
Short-term investments		31,232
Long-term investments		0
Agency bonds | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Short-term investments		31,232
Agency bonds | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Short-term investments		0
Agency bonds | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Short-term investments		0
Total short-term investments | Fair Value, Measurements, Recurring
Assets
Short-term investments		41,952
Total short-term investments | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Short-term investments		41,952
Total short-term investments | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Short-term investments		0
Total short-term investments | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Short-term investments		0
Forward sales commitments | Fair Value, Measurements, Recurring
Assets
Other current assets	1,063
Liabilities
Liabilities	377	2,429
Forward sales commitments | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Other current assets	0
Liabilities
Liabilities	0	0
Forward sales commitments | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Other current assets	1,063
Liabilities
Liabilities	377	2,429
Forward sales commitments | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Other current assets	0
Liabilities
Liabilities	0	0
IRLCs | Fair Value, Measurements, Recurring
Assets
Other current assets	3,359	4,600
Liabilities
Liabilities	496	147
IRLCs | Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Other current assets	0	0
Liabilities
Liabilities	0	0
IRLCs | Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2)
Assets
Other current assets	0	0
Liabilities
Liabilities	0	0
IRLCs | Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3)
Assets
Other current assets	3,359	4,600
Liabilities
Liabilities	$ 496	$ 147