Fair Value Disclosures Fair Value Disclosures (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Disclosed at fair value:
Other Notes Payable	$ 55,228	$ 40,185
Fair Value, Inputs, Level 1 [Member]
Disclosed at fair value:
Cash and equivalents (including restricted cash), fair value	1,094,553	1,833,565
Fair Value, Inputs, Level 2 [Member]
Disclosed at fair value:
Financial Services debt, fair value	586,711	626,123
Debt Instrument, Fair Value Disclosure	2,023,990	2,456,690
Other Notes Payable	55,228	40,185
Land sale and other revenues | Fair Value, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member]
Measured at fair value on a recurring basis:
Assets, Fair Value Disclosure	10,873	0
Measured at fair value on a non-recurring basis:
Assets, Fair Value Disclosure	10,873	0
Residential Mortgage [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Measured at fair value on a recurring basis:
Assets, Fair Value Disclosure	677,207	947,139
Measured at fair value on a non-recurring basis:
Assets, Fair Value Disclosure	677,207	947,139
IRLCs | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Measured at fair value on a recurring basis:
Assets, Fair Value Disclosure	9,258	8,549
Measured at fair value on a non-recurring basis:
Assets, Fair Value Disclosure	9,258	8,549
Forward contracts | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Measured at fair value on a recurring basis:
Financial and Nonfinancial Liabilities, Fair Value Disclosure	16,709	(579)
Whole loan commitments | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Measured at fair value on a recurring basis:
Financial and Nonfinancial Liabilities, Fair Value Disclosure	$ (641)	$ 380