Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows from Operations
Net Income	$ 59,286	$ 35,649
Adjustments to reconcile net income to cash provided by operations:
Depreciation and amortization	15,954	17,002
Deferred income taxes	1,195	(1,684)
Net gains on disposal of property	(30,725)	(29)
Asset Impairment Charges	257	0
Net income attributable to noncontrolling interests	(143)	(200)
Changes in assets and liabilities:
Trade receivables	30,516	(117,335)
Merchandise inventory	(48,841)	(30,533)
Other current assets	1,572	180
Other non-current assets	(588)	(1,112)
Trade accounts payable	(10,033)	131,969
Accrued payroll and benefit costs	(64,232)	(28,271)
Other current liabilities	25,016	29,490
Other non-current liabilities	3,966	(4,892)
Total adjustments to net income	(76,086)	(5,415)
Net cash provided by operations	(16,800)	30,234
Cash Flows from Investing Activities
Proceeds from disposal of property	33,302	363
Capital expenditures for property	(21,652)	(11,096)
Net cash used by investing activities	11,650	(10,733)
Cash Flows from Financing Activities
Net increase (decrease) in short-term borrowings	58,543	28,452
Repayment of long-term debt	(35,101)	(10,926)
Principal payments under capital leases	(1,418)	(1,652)
Sale of common stock	8,323	7,303
Purchases of common stock	(4,736)	(4,488)
Purchases of noncontrolling interests' common stock	(2,808)	(63)
Dividends paid	(20,776)	(18,739)
Net cash provided (used) by financing activities	2,027	(113)
Net Increase in Cash	(3,123)	19,388
Cash, Beginning of Year	71,967	82,356
Cash, End of Period	68,844	101,744
Non-cash Investing and Financing Activities
Acquisitions of equipment under capital leases	$ 564	$ 1,434