Pension Plans (Tables)

6 Months Ended

Jul. 01, 2012

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost Table

Components of Net Periodic Benefit Cost

(millions of dollars)			Pension Benefits
				Three Months Ended						Six Months Ended
				July 1, 2012			July 3, 2011			July 1, 2012			July 3, 2011
Service cost			$	2.3		$	1.9		$	4.7		$	3.7
Interest cost				3.6			3.0			7.2			5.9
Expected return on plan assets				(4.2	)		(3.6	)		(8.4	)		(7.0	)
Amortization:
	Prior service cost			0.3			0.3			0.6			0.6
	Recognized net actuarial loss			3.4			2.1			6.8			4.1
		Net periodic benefit cost	$	5.4		$	3.7		$	10.9		$	7.3

(millions of dollars)			Other Benefits
				Three Months Ended						Six Months Ended
				July 1, 2012			July 3, 2011			July 1, 2012			July 3, 2011
Service cost			$	0.1		$	0.2		$	0.3		$	0.4
Interest cost				0.1			0.2			0.2			0.4
Amortization:				--			--			--			--
	Prior service cost			(0.8	)		(0.8	)		(1.6	)		(1.6	)
	Recognized net actuarial loss			--			0.1			--			0.2
		Net periodic benefit cost	$	(0.6	)	$	(0.3	)	$	(1.1	)	$	(0.6	)