Basis of Financial Presentation and Summary of Significant Accounting Policies - Part Two (Details) (USD $)	1 Months Ended		3 Months Ended								12 Months Ended
	Mar. 31, 2012	Dec. 31, 2011	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Class of Stock [Line Items]
Transfer from assets held for sale to land and other inventories and property and equipment											$ 13,767,000	$ 0	$ 0
Impairment of Real Estate											958,000
Assets held for sale											4,100,000
Assets added to held for sale											16,100,000
Goodwill														17,215,000
Impairment of goodwill												0	17,215,000
Non-controlling interest in joint ventures			15,633,000				13,704,000				15,633,000	13,704,000
Non-controlling interest capital contributions											731,000
Net income (loss) attributable to non-controlling interest			306,000	899,000	0	0	1,077,000	33,000	(86,000)	1,528,000	1,205,000	2,552,000	(296,000)
Distributions from LLC's											7,000
Retired shares of treasury stock (in shares)	1,141,400	1,409,832
Reductions due to retirement of treasury stock												(3,000)	1,000
Advertising Expense											2,445,000	2,907,000	2,537,000
Common Stock [Member]
Class of Stock [Line Items]
Retired shares of treasury stock (in shares)												(1,141,400)	(1,409,832)
Reductions due to retirement of treasury stock	(1,141,000)	(1,410,000)										(1,141,000)	(1,410,000)
Treasury Stock [Member]
Class of Stock [Line Items]
Retired shares of treasury stock (in shares)												1,141,400	1,409,832
Reductions due to retirement of treasury stock	42,905,000	33,086,000										42,905,000	33,086,000
Retained Earnings [Member]
Class of Stock [Line Items]
Reductions due to retirement of treasury stock	(18,848,000)	(7,411,000)										(18,848,000)	(7,411,000)
Additional Paid-in Capital [Member]
Class of Stock [Line Items]
Reductions due to retirement of treasury stock	$ (22,919,000)	$ (24,264,000)										$ (22,919,000)	$ (24,264,000)