Goodwill And Other Intangible Assets (Amortization Expense) (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Finite-Lived Intangible Assets [Line Items]
Total amortization of intangible assets	$ 685	$ 756	$ 2,055	$ 2,620
Retailer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization expense	614	685	1,843	2,408
Other [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization expense	$ 71	$ 71	$ 212	$ 212