Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Revenues	$ 1,084,546	[1]	$ 1,133,380	[1]	$ 1,063,289	[1]
Expenses:
Cost of goods sold	823,452	[1]	892,883	[1]	845,106	[1]
Operating, selling, administrative and general expenses	106,161		97,176		90,709
Litigation judgment expense	0		0		16,161
Operating income	154,933		143,321		111,313
Other income (expenses):
Interest expense	(110,102)		(100,706)		(84,096)
Changes in fair value of derivatives embedded within convertible debt	(7,476)		7,984		11,524
Acceleration of interest expense related to debt conversion	(14,960)		(1,217)		0
Gain on liquidation of long-term investments	0		25,832		0
Equity (loss) income on long-term investments	29,764		19,966		23,963
Gain on sale of investment securities available for sale	1,640		23,257		19,869
Equity income from non-consolidated real estate businesses	29,764		19,966		23,963
Gain on townhomes	0		3,843		0
Other, net	1,179		1,736		1,508
Income before provision for income taxes	53,717		123,157		85,570
Income tax expense	23,095		48,137		31,486
Net income	30,622		75,020		54,084
Per basic common share:
Net income applicable to common shares (in dollars per share)	$ 0.35		$ 0.89		$ 0.65
Per diluted common share:
Net income applicable to common shares (in dollars per share)	$ 0.35		$ 0.89		$ 0.64
Cash distributions declared per share (in dollars per share)	$ 1.54		$ 1.47		$ 1.40
Long Term Investment [Member]
Other income (expenses):
Equity (loss) income on long-term investments	(1,261)		(859)		1,489
Equity income from non-consolidated real estate businesses	(1,261)		(859)		1,489
Estate [Member]
Other income (expenses):
Equity (loss) income on long-term investments	29,764		19,966		23,963
Equity income from non-consolidated real estate businesses	$ 29,764		$ 19,966		$ 23,963

[1] Revenues and cost of goods sold include federal excise taxes of $508,027, $552,965 and $538,328 for the years ended December 31, 2012, 2011 and 2010, respectively.