Segment Information (Tables)

9 Months Ended

Jun. 30, 2013

Segment Reporting, Measurement Disclosures [Abstract]

Schedule of Segment Reporting Information, by Segment

Summarized financial information for our segments is presented below.

	Three months ended						Nine months ended
	June 30,						June 30,
	2013			2012			2013			2012
	(in millions)
Net sales, excluding intersegment sales:
Mueller Co.	$	199.3		$	182.6		$	538.5		$	465.2
Anvil	100.1			93.3			289.1			277.6
	$	299.4		$	275.9		$	827.6		$	742.8
Intersegment sales:
Mueller Co.	$	2.2		$	1.5		$	5.4		$	5.3
Anvil	—			0.1			0.1			0.1
	$	2.2		$	1.6		$	5.5		$	5.4
Operating income (loss):
Mueller Co.	$	30.2		$	23.9		$	61.5		$	36.8
Anvil	12.3			9.9			27.3			27.5
Corporate	(9.6		)	(8.1		)	(24.7		)	(22.1		)
	$	32.9		$	25.7		$	64.1		$	42.2
Depreciation and amortization:
Mueller Co.	$	10.9		$	11.3		$	33.5		$	34.1
Anvil	3.6			3.6			10.6			10.7
Corporate	0.1			0.1			0.3			0.4
	$	14.6		$	15.0		$	44.4		$	45.2
Restructuring:
Mueller Co.	$	0.2		$	0.7		$	1.2		$	1.9
Anvil	—			—			0.1			0.2
Corporate	—			—			—			(0.1		)
	$	0.2		$	0.7		$	1.3		$	2.0
Capital expenditures:
Mueller Co.	$	6.3		$	4.8		$	14.6		$	12.0
Anvil	2.3			2.6			8.3			7.5
Corporate	0.1			—			0.1			—
	$	8.7		$	7.4		$	23.0		$	19.5