Restructuring Activities (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015 store	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring charges total	$ 3,663	$ 2,250
Number of stores to be closed	9
Number of stores closed	9
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges total	$ 20,000
Number of stores to be closed	100
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Number of stores to be closed	75