CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Apr. 30, 2018	Apr. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 142.3	$ 92.9
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	53.8	50.9
Amortization of gain on sale-leasebacks	(2.2)	(2.0)
Provision for inventories	11.2	4.8
Deferred income taxes	1.5	2.9
Provision for pension/postretirement benefits	8.4	9.4
Share-based compensation expense	9.0	7.5
Changes in assets and liabilities:
Accounts receivable	(11.8)	(6.3)
Inventories	(93.7)	(33.1)
Prepaid expenses and other current assets	(1.8)	(15.4)
Accounts payable and accrued liabilities	(54.1)	(38.4)
Income taxes payable	25.3	36.3
Merchandise credits and deferred revenue	11.5	7.9
Other, net	0.4	(3.7)
Net cash provided by operating activities	99.8	113.7
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of marketable securities and short-term investments	(15.9)	(75.7)
Proceeds from sale of marketable securities and short-term investments	107.7	12.9
Capital expenditures	(36.9)	(35.3)
Other, net	0.0	1.8
Net cash provided by (used in) investing activities	54.9	(96.3)
CASH FLOWS FROM FINANCING ACTIVITIES:
(Repayments of) proceeds from credit facility borrowings, net	(6.8)	1.6
Repayments of other credit facility borrowings	(14.5)	(39.2)
Repurchase of Common Stock	(40.5)	(11.5)
Proceeds from exercised stock options	4.3	6.4
Payments Related to Tax Withholding for Share-based Compensation	(6.3)	(6.8)
Cash dividends on Common Stock	(62.2)	(56.1)
Net cash used in financing activities	(126.0)	(105.6)
Effect of exchange rate changes on cash and cash equivalents	(0.2)	(1.0)
Net increase (decrease) in cash and cash equivalents	28.5	(89.2)
Cash and cash equivalents at beginning of year	970.7	928.0
Cash and cash equivalents at end of three months	$ 999.2	$ 838.8