Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash Flows from Operations
Net Income	$ 37,639	$ 40,457
Adjustments to reconcile net income to cash provided by operations:
Depreciation and amortization	21,122	19,354
Deferred income taxes	(3,205)	(1,855)
Net gains on disposal of property	(4,355)	(229)
Net income attributable to noncontrolling interests	(91)	(92)
Changes in assets and liabilities:
Trade receivables	(23,004)	(44,990)
Merchandise inventory	(55,818)	(15,390)
Other current assets	17,928	(6,211)
Other non-current assets	2,806	3,089
Trade accounts payable	30,155	102,969
Accrued payroll and benefit costs	(64,013)	(35,690)
Other current liabilities	(3,771)	1,137
Other non-current liabilities	2,920	(6,918)
Total adjustments to net income	(79,326)	15,174
Net cash (used) provided by operations	(41,687)	55,631
Cash Flows from Investing Activities
Proceeds from disposal of property	9,115	304
Capital expenditures for property	(50,767)	(18,900)
Acquisition of business, net of cash acquired	(18,302)	0
Net cash used by investing activities	(59,954)	(18,596)
Cash Flows from Financing Activities
Net increase (decrease) in short-term borrowings	117,846	(9,992)
Repayment of long-term debt	(1,820)	0
Principal payments under capital leases	(2,940)	(1,600)
Sale of common stock	11,022	10,071
Purchases of common stock	(7,974)	(10,306)
Purchases of noncontrolling interests’ common stock	(97)	(286)
Dividends paid	(9,616)	(9,548)
Net cash provided (used) by financing activities	106,421	(21,661)
Net Increase in Cash	4,780	15,374
Cash, Beginning of Year	33,758	34,665
Cash, End of Period	38,538	50,039
Non-cash Investing and Financing Activities
Acquisitions of equipment under capital leases	5,292	2,034
Acquisition of software and maintenance under financing arrangement	$ 0	$ 7,309