Summary of Significant Accounting Policies (Narrative) (Details)	12 Months Ended
	Dec. 31, 2014
Ownership percentage	20.00%
Buildings [Member] | Maximum [Member]
Estimated useful lives	40 years
Leasehold Improvements [Member] | Minimum [Member]
Estimated useful lives	10 years
Software, Equipment, Furniture and Fixtures [Member] | Minimum [Member]
Estimated useful lives	3 years
Software, Equipment, Furniture and Fixtures [Member] | Maximum [Member]
Estimated useful lives	7 years