Inventoried Costs (Tables)

3 Months Ended

Mar. 30, 2014

Inventory Disclosure [Abstract]

Schedule of inventoried costs

Inventoried costs consisted of the following components (in millions):

	December 29, 2013			March 30, 2014
Raw materials	$	44.5		$	45.8
Work in process	24.3			29.5
Finished goods	4.6			4.4
Supplies and other	1.9			2.1
Subtotal inventoried costs	75.3			81.8
Less: Customer advances and progress payments	(0.7		)	(0.7		)
Total inventoried costs	$	74.6		$	81.1