Inventoried Costs (Tables)

6 Months Ended

Jun. 29, 2014

Inventory Disclosure [Abstract]

Schedule of inventoried costs

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

	December 29, 2013			June 29, 2014
Raw materials	$	44.5		$	44.4
Work in process	24.3			29.5
Finished goods	4.6			4.5
Supplies and other	1.9			2.3
Subtotal inventoried costs	75.3			80.7
Less: Customer advances and progress payments	(0.7		)	(2.2		)
Total inventoried costs	$	74.6		$	78.5