Summary of Significant Accounting Policies Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended											12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Building Improvements [Member]	Dec. 31, 2012 Land, Buildings and Improvements [Member]	Dec. 31, 2011 Land, Buildings and Improvements [Member]	Dec. 31, 2012 Office Equipment [Member]	Dec. 31, 2011 Office Equipment [Member]	Dec. 31, 2012 Computer Equipment [Member]	Dec. 31, 2011 Computer Equipment [Member]	Dec. 31, 2012 Automobiles and Aquamarina [Domain]	Dec. 31, 2011 Automobiles and Aquamarina [Domain]	Dec. 31, 2012 Air Transportation Equipment [Member]	Dec. 31, 2011 Air Transportation Equipment [Member]	Dec. 31, 2012 Minimum [Member]	Dec. 31, 2012 Minimum [Member] Property, Plant and Equipment (Excluding Building Improvments) [Member]	Dec. 31, 2012 Maximum [Member]	Dec. 31, 2012 Maximum [Member] Property, Plant and Equipment (Excluding Building Improvments) [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life			30 years											3 years	3 years	30 years	10 years
Property, Plant and Equipment, Gross	$ 19,722	$ 19,163		$ 9,511	$ 9,309	$ 2,464	$ 2,464	$ 4,083	$ 3,726	$ 382	$ 382	$ 3,282	$ 3,282
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(12,339)	(11,303)
Property, Plant and Equipment, Net	$ 7,383	$ 7,860