Inventoried Costs (Tables)

3 Months Ended

Mar. 29, 2015

Inventory Disclosure [Abstract]

Schedule of inventoried costs

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

	December 28, 2014			March 29, 2015
Raw materials	$	39.8		$	38.6
Work in process	22.3			29.2
Finished goods	4.7			4.9
Supplies and other	2.1			2.1
Subtotal inventoried costs	68.9			74.8
Less: Customer advances and progress payments	(0.9		)	(2.7		)
Total inventoried costs	$	68.0		$	72.1