Unusual Items (Tables)

12 Months Ended

Dec. 31, 2016

Unusual or Infrequent Items, or Both [Abstract]

Schedule of Unusual Items Expense

Total unusual items expense, a component of other expense, net in the consolidated statements of operations:

	Year Ended						One month ended
	December 31,		November 30,		November 30,		December 31,
	2016		2015		2014		2015
	(In millions)
Aerospace and Defense:
Loss on legal matters and settlements	$	—	$	50.0	$	0.9	$	0.4
Aerospace and defense unusual items	—		50.0		0.9		0.4
Corporate:
Loss on debt repurchased\redeemed	34.4		1.9		60.6		—
Loss on bank amendment	0.1		—		0.2		—
Corporate unusual items	34.5		1.9		60.8		—
Total unusual items	$	34.5	$	51.9	$	61.7	$	0.4

Summary of Loss Incurred on Repurchased 4 1/16% Debentures

A summary of the Company’s loss on the 4 ¹/₁₆% Debentures repurchased (in millions):

Principal amount repurchased	$	59.6
Cash repurchase price	(119.9		)
Write-off of deferred financing costs	(0.3		)
Loss on 4 1/16% Debentures repurchased	$	(60.6	)