Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash Flows from Operations
Net Income	$ 15,097	$ 12,494
Adjustments to reconcile net income to cash provided by operations:
Depreciation and amortization	11,311	10,309
Deferred income taxes	(210)	(1,283)
Net gains on disposal of property	(1,653)	(3,699)
Net income attributable to noncontrolling interests	(52)	(34)
Changes in assets and liabilities:
Trade receivables	27,126	66,859
Merchandise inventory	(26,515)	(38,644)
Other current assets	7,271	11,659
Other non-current assets	1,065	4,167
Trade accounts payable	2,000	(25,022)
Accrued payroll and benefit costs	(18,901)	(23,364)
Other current liabilities	6,522	807
Other non-current liabilities	482	3,423
Total adjustments to net income	8,446	5,178
Net cash provided by operations	23,543	17,672
Cash Flows from Investing Activities
Proceeds from disposal of property	1,823	8,312
Capital expenditures for property	(6,065)	(34,706)
Net cash used by investing activities	(4,242)	(26,394)
Cash Flows from Financing Activities
Net increase in short-term borrowings	37,361	29,478
Repayment of long-term debt	(1,853)	(908)
Principal payments under capital leases	(2,319)	(2,202)
Sale of common stock	8,523	7,833
Purchases of common stock	(2,647)	(3,658)
Purchases of noncontrolling interests’ common stock	(241)	(90)
Dividends paid	(4,983)	(4,815)
Net cash provided by financing activities	33,841	25,638
Net Increase in Cash	53,142	16,916
Cash, Beginning of Year	37,931	33,758
Cash, End of Period	91,073	50,674
Non-cash Investing and Financing Activities
Acquisitions of equipment under capital leases	$ 11	$ 4,758