Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 30, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

The changes in the carrying amount of goodwill for the years ended December 25, 2011 and December 30, 2012 are as follows (in millions):

	Public Safety & Security		Kratos Government Solutions			Total
Balance as of December 25, 2011	$	33.0	$	539.0		$	572.0
Retrospective adjustments	—		(0.4		)	(0.4		)
Balance as of December 25, 2011 after retrospective adjustments	33.0		538.6			571.6
Additions due to business combinations	2.6		104.3			106.9
Impairments	—		(82.0		)	(82.0		)
Balance as of December 30, 2012	$	35.6	$	560.9		$	596.5

Schedule of acquired finite-lived intangible assets

The following table sets forth information for acquired finite-lived intangible assets subject to amortization (in millions):

	As of December 25, 2011							As of December 30, 2012
	Gross Value		Accumulated Amortization			Net Value		Gross Value		Accumulated Amortization			Net Value
Acquired finite-lived intangible assets:
Customer relationships	$	78.1	$	(19.8	)	$	58.3	$	97.7	$	(36.2	)	$	61.5
Contracts and backlog	60.1		(39.6		)	20.5		80.0		(64.3		)	15.7
Developed technology and technical know-how	22.1		(4.1		)	18.0		22.1		(6.4		)	15.7
Trade names	2.6		(0.8		)	1.8		6.1		(1.2		)	4.9
Favorable operating lease	1.8		(0.3		)	1.5		1.8		(0.4		)	1.4
Total	$	164.7	$	(64.6	)	$	100.1	$	207.7	$	(108.5	)	$	99.2

Schedule of future amortization expense of finite-lived intangible assets

The estimated future amortization expense of acquired intangible assets with finite lives as of December 30, 2012 is as follows (in millions):

Fiscal Year	Amount
2013	36.2
2014	21.7
2015	14.4
2016	9.7
2017	8.2
Thereafter	9.0
Total	$	99.2