Note 3 - Segment Reporting - Reconciliation of Revenue From Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Homebuilding Segment [Member]
Revenues	$ 697,085	$ 647,278
Homebuilding Segment [Member] \| Reportable Segment, West [Member]
Revenues	405,498	369,558
Homebuilding Segment [Member] \| Reportable Segment, Mountain [Member]
Revenues	222,858	209,192
Homebuilding Segment [Member] \| Reportable Segment, East [Member]
Revenues	68,729	68,528
Financial Services Segment [Member]
Revenues	21,886	17,404
Financial Services Segment [Member] \| Mortgage Operations [Member]
Revenues	14,625	10,174
Financial Services Segment [Member] \| Other Financial Services [Member]
Revenues	$ 7,261	$ 7,230

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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+ Details