Fair Value Disclosures (Schedule Of Carrying Values And Estimated Fair Values Of Financial Instruments) (Details) - USD ($) $ in Thousands		Sep. 30, 2019	Dec. 31, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Mortgage loans held for sale		$ 95,321	$ 112,394
Senior Notes 6.750% [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying amounts include unamortized deferred financing costs, premiums and discounts		5,800
Senior Notes 6.875% [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying amounts include unamortized deferred financing costs, premiums and discounts			4,900
Senior Notes 5.875% [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying amounts include unamortized deferred financing costs, premiums and discounts		4,100	4,600
Level 2 [Member] | Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Secured notes receivable	[1]	2,632	4,947
Mortgage loans held for sale	[2]	95,321	112,394
Derivative assets	[3]	1,593	726
6.750% senior notes	[4],[5]	494,178
6.875% senior notes	[4],[5]		380,567
5.875% senior notes	[4],[5]	395,944	395,415
3.278 insurance premium notes	[6]	6,150	6,475
Other financing obligation	[6]		2,320
Mortgage repurchase facilities	[6]	77,798	104,555
Level 2 [Member] | Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Secured notes receivable	[1]	2,577	4,830
Mortgage loans held for sale	[2]	95,321	112,394
Derivative assets	[3]	1,593	726
6.750% senior notes	[4],[5]	535,550
6.875% senior notes	[4],[5]		372,488
5.875% senior notes	[4],[5]	413,000	356,000
3.278 insurance premium notes	[6]	6,150	6,475
Other financing obligation	[6]		2,320
Mortgage repurchase facilities	[6]	77,798	104,555
Level 3 [Member] | Carrying Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Revolving line of credit	[6]	278,800	202,500
Level 3 [Member] | Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Revolving line of credit	[6]	$ 278,800	$ 202,500

[1] Estimated fair value of the secured notes receivable was based on cash flow models discounted at market interest rates which considered the underlying risks of the note.

[2] The mortgage loans held for sale are carried at fair value, which is based on quoted market prices for committed mortgage loans.

[3] Derivative instruments are carried at fair value and based on market prices for similar instruments. Changes in fair value are reflected in financial services revenue on the condensed consolidated statement of operations. As of September 30, 2019 and December 31, 2018, we had immaterial amounts of derivative liabilities which are presented within accrued expenses and other liabilities on the condensed consolidated balance sheets. Refer to Note 5 – financial services for further information regarding our derivative instruments.

[4] Carrying amounts include any associated unamortized deferred financing costs, premiums and discounts. As of September 30, 2019, these amounts totaled $5.8 million and $4.1 million for the 6.750% senior notes and 5.875% senior notes, respectively. As of December 31, 2018, these amounts totaled $4.9 million and $4.6 million for the 6.875% senior notes and 5.875% senior notes, respectively.

[5] Estimated fair value of the senior notes is based on recent trading activity in inactive markets.

[6] Carrying amount approximates fair value due to short-term nature and interest rate terms.