Condensed Consolidating Financial Information Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	$ (9,917)	$ 40,576
Cash flows from investing activities:
Sale of investment securities	6,582	0
Purchase of investment securities	(5,000)	0
Purchase of long-term investments	0	(5,000)
Investments in non-consolidated real estate businesses	1,354	25
Investments in consolidated real estate businesses	(7,617)	0
Distributions from non-consolidated real estate businesses	0	740
Increase in cash surrender value of life insurance policies	(68)	(472)
(Increase) decrease in non-current restricted assets	7	1,286
Issuance of notes receivable	0	(43)
Proceeds from sale of fixed assets	0	11
Investments in subsidiaries	0	0
Capital expenditures	(3,557)	(2,243)
Net cash used in investing activities	(11,007)	(5,746)
Cash flows from financing activities:
Proceeds from debt issuance	450,000	9,870
Deferred financing costs	(11,447)	(150)
Repayments of debt	(416,904)	(11,526)
Borrowings under revolver	214,762	236,595
Repayments on revolver	(233,691)	(258,064)
Capital contributions received	0	0
Intercompany dividends paid	0	0
Dividends and distributions on common stock	(35,749)	(32,975)
Proceeds from exercise of Vector options and warrants.	0	44
Tax benefits from exercise of Vector options and warrants	0	4
Net cash used in financing activities	(33,029)	(56,202)
Net decrease in cash and cash equivalents	(53,953)	(21,372)
Cash and cash equivalents, beginning of period	405,855	240,923
Cash and cash equivalents, end of period	351,902	219,551
Parent/Issuer [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(36,170)	(7,184)
Cash flows from investing activities:
Sale of investment securities	0
Purchase of investment securities	0
Purchase of long-term investments		(5,000)
Investments in non-consolidated real estate businesses	0	0
Investments in consolidated real estate businesses	0
Distributions from non-consolidated real estate businesses		0
Increase in cash surrender value of life insurance policies	(21)	(425)
(Increase) decrease in non-current restricted assets	8	271
Issuance of notes receivable		(43)
Proceeds from sale of fixed assets		0
Investments in subsidiaries	(15,777)	(658)
Capital expenditures	(1,315)	(759)
Net cash used in investing activities	(17,105)	(6,614)
Cash flows from financing activities:
Proceeds from debt issuance	450,000	0
Deferred financing costs	(11,447)	0
Repayments of debt	(415,000)	0
Borrowings under revolver	0	0
Repayments on revolver	0	0
Capital contributions received	0	0
Intercompany dividends paid	0	0
Dividends and distributions on common stock	(35,749)	(32,975)
Proceeds from exercise of Vector options and warrants.		44
Tax benefits from exercise of Vector options and warrants		4
Net cash used in financing activities	(12,196)	(32,927)
Net decrease in cash and cash equivalents	(65,471)	(46,725)
Cash and cash equivalents, beginning of period	401,344	238,262
Cash and cash equivalents, end of period	335,873	191,537
Subsidiary Guarantors [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	40,891	53,892
Cash flows from investing activities:
Sale of investment securities	6,582
Purchase of investment securities	(5,000)
Purchase of long-term investments		0
Investments in non-consolidated real estate businesses	0	0
Investments in consolidated real estate businesses	0
Distributions from non-consolidated real estate businesses		0
Increase in cash surrender value of life insurance policies	(47)	(47)
(Increase) decrease in non-current restricted assets	(1)	1,015
Issuance of notes receivable		0
Proceeds from sale of fixed assets		11
Investments in subsidiaries	0	0
Capital expenditures	(1,937)	(1,442)
Net cash used in investing activities	(403)	(463)
Cash flows from financing activities:
Proceeds from debt issuance	0	9,870
Deferred financing costs	0	(150)
Repayments of debt	(1,870)	(11,494)
Borrowings under revolver	214,762	236,595
Repayments on revolver	(233,691)	(258,064)
Capital contributions received	5,800	600
Intercompany dividends paid	(14,000)	(6,000)
Dividends and distributions on common stock	0	0
Proceeds from exercise of Vector options and warrants.		0
Tax benefits from exercise of Vector options and warrants		0
Net cash used in financing activities	(28,999)	(28,643)
Net decrease in cash and cash equivalents	11,489	24,786
Cash and cash equivalents, beginning of period	3,776	2,488
Cash and cash equivalents, end of period	15,265	27,274
Subsidiary Non-Guarantors [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	900	2,682
Cash flows from investing activities:
Sale of investment securities	0
Purchase of investment securities	0
Purchase of long-term investments		0
Investments in non-consolidated real estate businesses	1,354	25
Investments in consolidated real estate businesses	(7,617)
Distributions from non-consolidated real estate businesses		740
Increase in cash surrender value of life insurance policies	0	0
(Increase) decrease in non-current restricted assets	0	0
Issuance of notes receivable		0
Proceeds from sale of fixed assets		0
Investments in subsidiaries	0	0
Capital expenditures	(305)	(42)
Net cash used in investing activities	(9,276)	673
Cash flows from financing activities:
Proceeds from debt issuance	0	0
Deferred financing costs	0	0
Repayments of debt	(34)	(32)
Borrowings under revolver	0	0
Repayments on revolver	0	0
Capital contributions received	9,977	58
Intercompany dividends paid	(1,538)	(2,814)
Dividends and distributions on common stock	0	0
Proceeds from exercise of Vector options and warrants.		0
Tax benefits from exercise of Vector options and warrants		0
Net cash used in financing activities	8,405	(2,788)
Net decrease in cash and cash equivalents	29	567
Cash and cash equivalents, beginning of period	735	173
Cash and cash equivalents, end of period	764	740
Consolidating Adjustments [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(15,538)	(8,814)
Cash flows from investing activities:
Sale of investment securities	0
Purchase of investment securities	0
Purchase of long-term investments		0
Investments in non-consolidated real estate businesses	0	0
Investments in consolidated real estate businesses
Distributions from non-consolidated real estate businesses		0
Increase in cash surrender value of life insurance policies		0
(Increase) decrease in non-current restricted assets		0
Issuance of notes receivable		0
Proceeds from sale of fixed assets		0
Investments in subsidiaries	15,777	658
Capital expenditures		0
Net cash used in investing activities	15,777	658
Cash flows from financing activities:
Proceeds from debt issuance		0
Deferred financing costs		0
Repayments of debt		0
Borrowings under revolver		0
Repayments on revolver		0
Capital contributions received	(15,777)	(658)
Intercompany dividends paid	15,538	8,814
Dividends and distributions on common stock		0
Proceeds from exercise of Vector options and warrants.		0
Tax benefits from exercise of Vector options and warrants		0
Net cash used in financing activities	(239)	8,156
Net decrease in cash and cash equivalents	0	0
Cash and cash equivalents, beginning of period	0	0
Cash and cash equivalents, end of period	$ 0	$ 0