Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash Flows from Operations
Net Income	$ 40,457	$ 29,905
Adjustments to reconcile net income to cash provided by operations:
Depreciation and amortization	19,354	18,017
Deferred income taxes	(1,855)	(3,990)
Net gains on disposal of property	(229)	(28)
Increase (Decrease) in Cash Provided By (Used In) Operating Activities When Effect of Noncontrolling Interest is Excluded	(92)	(68)
Changes in assets and liabilities:
Trade receivables	(42,241)	(78,276)
Merchandise inventory	(15,390)	(22,254)
Other current assets	(9,839)	(535)
Other non-current assets	3,089	2,778
Trade accounts payable	103,848	128,224
Accrued payroll and benefit costs	(35,690)	(57,107)
Other current liabilities	1,137	14,058
Other non-current liabilities	(6,918)	4,742
Total adjustments to net income	15,174	5,561
Net cash provided by operations	55,631	35,466
Cash Flows from Investing Activities
Proceeds from disposal of property	304	123
Capital expenditures for property	(18,900)	(24,989)
Net cash used by investing activities	(18,596)	(24,866)
Cash Flows from Financing Activities
Net (decrease) increase in short-term borrowings	(9,992)	12,561
Repayments of Long-term Debt	0	(7,386)
Principal payments under capital leases	(1,600)	(1,516)
Sale of common stock	10,071	9,036
Purchases of common stock	(10,306)	(7,025)
Purchases of noncontrolling interests’ common stock	(286)	(70)
Dividends paid	(9,548)	(9,376)
Net cash used by financing activities	(21,661)	(3,776)
Net Increase in Cash	15,374	6,824
Cash, Beginning of Year	34,665	37,674
Cash, End of Period	50,039	44,498
Non-cash Investing and Financing Activities
Acquisitions of equipment under capital leases	2,034	1,789
Acquisition of software and maintenance under financing arrangement	$ 7,309	$ 0