Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Jul. 01, 2012	Jan. 01, 2012
CURRENT ASSETS:
Cash and equivalents	$ 65.2	$ 81.0
Trade accounts receivable, less allowances of $11.8 and $13.4, respectively	985.0	944.9
Prepaid expenses and other current assets	57.9	50.6
Deferred taxes	33.4	38.2
Total current assets	1,141.5	1,114.7
PROPERTY AND EQUIPMENT:
Property and equipment	333.6	326.9
Accumulated depreciation	(243.3)	(236.3)
Net property and equipment	90.3	90.6
NONCURRENT DEFERRED TAXES	93.4	94.1
GOODWILL, NET	91.4	90.2
OTHER ASSETS	168.4	152.1
TOTAL ASSETS	1,585.0	1,541.7
CURRENT LIABILITIES:
Short-term borrowings	88.5	96.3
Accounts payable and accrued liabilities	269.5	237.2
Accrued payroll and related taxes	253.7	271.4
Accrued insurance	30.3	31.5
Income and other taxes	56.5	61.3
Total current liabilities	698.5	697.7
NONCURRENT LIABILITIES:
Accrued insurance	51.4	53.5
Accrued retirement benefits	102.8	91.1
Other long-term liabilities	24.0	23.7
Total noncurrent liabilities	178.2	168.3
STOCKHOLDERS' EQUITY:
Paid-in capital	27.4	28.8
Earnings invested in the business	678.3	657.5
Accumulated other comprehensive income	25.7	16.2
Total stockholders' equity	708.3	675.7
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	1,585.0	1,541.7
Common Class A [Member] | Stockholders Equity [Member]
STOCKHOLDERS' EQUITY:
Common stock, value	36.6	36.6
Treasury stock, value	(62.6)	(66.3)
Common Class A [Member]
STOCKHOLDERS' EQUITY:
Total stockholders' equity	36.6	36.6
Common Class B [Member] | Stockholders Equity [Member]
STOCKHOLDERS' EQUITY:
Common stock, value	3.5	3.5
Treasury stock, value	(0.6)	(0.6)
Common Class B [Member]
STOCKHOLDERS' EQUITY:
Total stockholders' equity	$ 3.5	$ 3.5