Condensed Consolidated Statements of Stockholders' Deficiency (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended							3 Months Ended
	Mar. 31, 2014	Mar. 31, 2014 Common Stock [Member]	Mar. 31, 2014 Additional Paid-In Capital [Member]	Mar. 31, 2014 Accumulated Deficit [Member]	Mar. 31, 2014 Accumulated Other Comprehensive (Loss) Income [Member]	Mar. 31, 2014 Treasury Stock [Member]	Dec. 31, 2013 Treasury Stock [Member]	Mar. 31, 2014 Non-controlling Interest [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance	$ (21,609)	$ 9,748	$ 0	$ (114,787)	$ 22,860	$ (12,857)	$ (12,857)	$ 73,427
Beginning Balance (in shares)		97,482,998
Net income (loss)	3,529			2,580				949
Change in net loss and prior service cost, net of income taxes	283				283
Forward contract adjustments, net of income taxes	11				11
Unrealized gain on long-term investment securities accounted for under the equity method, net of income taxes	1,962				1,962
Change in net unrealized gain on investment securities, net of income taxes	3,021				3,021
Net unrealized loss reclassified into net income, net of income taxes	31
Unrealized gain on investment securities, net of income taxes	3,052
Total other comprehensive income	5,308
Comprehensive income	8,837
Distributions and dividends on common stock	(39,795)		(39,768)	(27)
Note conversion, net of income taxes	23,957	212	23,745
Note conversion, net of income taxes (in shares)		2,121,479
Beneficial conversion feature of notes payable, net of income taxes of $10,327	14,648		14,648
Exercise of stock options	1,385	12	1,373
Exercise of stock options (in shares)		116,424
Tax benefit of options exercised	344		344
Stock-based compensation	523		523
Tax rate adjustment	(865)		(865)
Ending Balance	$ (12,575)	$ 9,972	$ 0	$ (112,234)	$ 28,168	$ (12,857)	$ (12,857)	$ 74,376
Ending Balance (in shares)		99,720,901