CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Sep. 02, 2017	Aug. 27, 2016
Operating activities:
Net income	$ 95,367	$ 10,185
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	274,104	280,839
Lease termination and impairment charges	7,214	13,014
LIFO charge	22,506	27,511
(Gain) loss on sale of assets, net	(20,216)	1,230
Stock-based compensation expense	15,362	23,696
Changes in deferred taxes	64,850	1,998
Excess tax benefit on stock options and restricted stock		(3,248)
Changes in operating assets and liabilities:
Accounts receivable	(73,782)	(227,255)
Inventories	(62,714)	(157,471)
Accounts payable	62,552	150,339
Other assets and liabilities, net	(87,412)	(101,799)
Net cash provided by operating activities	297,831	19,039
Investing activities:
Payments for property, plant and equipment	(120,461)	(225,718)
Intangible assets acquired	(13,073)	(28,869)
Proceeds from dispositions of assets and investments	17,407	6,833
Proceeds from insured loss	3,627
Net cash used in investing activities	(112,500)	(247,754)
Financing activities:
Net (payments to) proceeds from revolver	(190,000)	250,000
Principal payments on long-term debt	(8,096)	(11,230)
Change in zero balance cash accounts	10,189	534
Net proceeds from issuance of common stock	215	3,958
Excess tax benefit on stock options and restricted stock		3,248
Payments for taxes related to net share settlement of equity awards	(4,071)	(6,173)
Net cash (used in) provided by financing activities	(191,763)	240,337
(Decrease) increase in cash and cash equivalents	(6,432)	11,622
Cash and cash equivalents, beginning of period	245,410	124,471
Cash and cash equivalents, end of period	238,978	136,093
Supplementary cash flow data:
Cash paid for interest (net of capitalized amounts of $184 and $101, respectively)	208,909	199,966
Cash payments of income taxes, net of refunds	3,119	5,628
Equipment financed under capital leases	8,615	2,860
Equipment received for noncash consideration	1,295	746
Reduction in lease financing obligation	4,740
Gross borrowings from revolver	1,471,000	1,937,000
Gross payments to revolver	$ 1,661,000	$ 1,687,000