Goodwill And Intangible Assets (Narrative) (Details) - USD ($)		3 Months Ended		9 Months Ended
	Jul. 31, 2015	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Schedule of Goodwill and Intangible Assets [Line Items]
Indicators of impairment	$ 0
Amortization expense of intangible assets		$ 1,900,000	$ 1,600,000	$ 5,952,000	$ 9,762,000
Customer Relationships [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Weighted-average remaining lives of intangible assets				7 years 2 months 12 days
Core Deposits [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Weighted-average remaining lives of intangible assets				3 months 18 days
Trade Name [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Weighted-average remaining lives of intangible assets				11 years 1 month 6 days
Non-Compete Agreements [Member]
Schedule of Goodwill and Intangible Assets [Line Items]
Weighted-average remaining lives of intangible assets				2 years 6 months