Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash Flows from Operations
Net Income	$ 58,624	$ 79,366
Adjustments to reconcile net income to cash provided by operations:
Depreciation and amortization	27,268	24,013
Deferred income taxes	(2,835)	3,000
Net losses (gains) on disposal of property	324	(30,732)
Loss on impairment of property	0	257
Net income attributable to noncontrolling interests	(154)	(211)
Changes in assets and liabilities:
Trade receivables	(63,862)	16,072
Merchandise inventory	(51,307)	(58,738)
Other current assets	(2,431)	3,355
Other non-current assets	(365)	(2,135)
Trade accounts payable	93,312	8,041
Accrued payroll and benefit costs	(27,778)	(37,367)
Other current liabilities	10,761	14,194
Other non-current liabilities	10,601	7,111
Total adjustments to net income	(6,466)	(53,140)
Net cash provided by operations	52,158	26,226
Cash Flows from Investing Activities
Proceeds from disposal of property	162	33,577
Capital expenditures for property	(40,014)	(30,662)
Net cash (used) provided by investing activities	(39,852)	2,915
Cash Flows from Financing Activities
Net increase in short-term borrowings	19,130	33,114
Repayment of long-term debt	(7,386)	(35,101)
Principal payments under capital leases	(2,308)	(2,186)
Sale of common stock	11,347	10,501
Purchases of common stock	(10,105)	(8,119)
Sales of noncontrolling interests' common stock	487	0
Purchases of noncontrolling interests’ common stock	(130)	(2,855)
Dividends paid	(14,041)	(24,672)
Net cash used by financing activities	(3,006)	(29,318)
Net Increase (Decrease) in Cash	9,300	(177)
Cash, Beginning of Year	37,674	71,967
Cash, End of Period	46,974	71,790
Non-cash Investing and Financing Activities
Acquisitions of equipment under capital leases	$ 2,738	$ 1,674