Inventories (Details) (USD $) In Millions, unless otherwise specified	Jun. 27, 2014	Jun. 28, 2013
Inventories
Unbilled costs and accrued earnings on fixed-price contracts	$ 347.2	$ 386.3
Finished products	104.8	123.9
Work in process	35.7	35.0
Raw materials and supplies	131.0	123.5
Inventories	618.7	668.7
Inventories (Textuals)
Progress payments	$ 100.7	$ 145.3