Note 5 - Reclassifications out of AOCI (Details) - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Reclassification out of Accumulated Other Comprehensive Income [Member] | Homebuilding [Member] | Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Homebuilding other expense	$ (915,000)	$ (12,000)
Other-than-temporary impairment of marketable securities	$ (431,000)
Reclassification out of Accumulated Other Comprehensive Income [Member] | Financial Services [Member]
Financial services interest and other income		$ 1,000
Reclassification out of Accumulated Other Comprehensive Income [Member] | Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Income before income taxes	$ (1,346,000)	(11,000)
Provision for income taxes	511,000	4,000
Net income	(835,000)	(7,000)
Homebuilding [Member]
Homebuilding other expense	(1,541,000)	$ (1,145,000)
Other-than-temporary impairment of marketable securities	(431,000)
Financial services interest and other income	1,850,000	$ 1,865,000
Income before income taxes	8,656,000	7,990,000
Financial Services [Member]
Income before income taxes	5,617,000	5,336,000
Other-than-temporary impairment of marketable securities	(431,000)	0
Income before income taxes	14,273,000	13,326,000
Provision for income taxes	(4,710,000)	(4,906,000)
Net income	$ 9,563,000	$ 8,420,000