Goodwill and Intangible Assets (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Amortized
Accumulated Amortization	$ (200,040)	$ (171,259)
Total	82,768
Gross Carrying Amount	491,309	491,399
Total	291,269	320,140
Cost of goods sold, buying and occupancy
Amortized
Amortization expenses	5,887	7,486
Selling, general and administrative expenses
Amortized
Amortization expenses	23,093	35,396
Customer relationships
Intangible Assets
Weighted-Average Useful Life	13 years	13 years
Amortized
Gross Carrying Amount	224,302	224,302
Accumulated Amortization	(148,042)	(125,049)
Total	76,260	99,253
Favorable lease terms
Intangible Assets
Weighted-Average Useful Life	7 years 6 months	7 years 6 months
Amortized
Gross Carrying Amount	57,721	57,721
Accumulated Amortization	(51,323)	(45,436)
Total	6,398	12,285
Covenants not to compete
Intangible Assets
Weighted-Average Useful Life	4 years 3 months 18 days	4 years 6 months
Amortized
Gross Carrying Amount	785	875
Accumulated Amortization	(675)	(774)
Total	110	101
Unamortized trademark
Intangible Assets
Indefinite lived intangible assets	$ 208,501	$ 208,501