Goodwill And Other Intangible Assets (Estimated Future Amortization Expense) (Details) (USD $)	Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
2013	$ 8,810,000	[1]
2014	8,314,000
2015	8,153,000
2016	7,893,000
2017	6,872,000
Estimated amortization expense for the remainder of 2013	$ 6,500,000

[1] The estimated amortization expense for the remainder of 2013 is anticipated to be $6.5 million.