Business Combination (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Assets acquired
Goodwill	$ 680		$ 680		$ 680
Liabilities assumed
Homebuilding revenues	525,144	$ 373,806	918,760	$ 608,285
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	138,282	73,977	220,915	109,239
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest	822	742	1,691	1,071
Temporary Equity, Accretion to Redemption Value			1,557	3,007
Payment for Contingent Consideration Liability, Operating Activities			0	(368)
Redeemable Noncontrolling Interest, Equity, Common, Carrying Amount	22,001	17,515	22,001	17,515	$ 21,867	$ 22,179	$ 13,543	$ 15,701
Payments for Repurchase of Redeemable Noncontrolling Interest	0	(106)	0	$ (106)
Noncontrolling Interest, Change in Redemption Value	$ (1,000)	$ (1,178)	$ (1,557)
GHO Homes [Member]
Liabilities assumed
Ownership percentage by noncontrolling owners	20.00%		20.00%