CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 29.5	$ 33.2	$ 64.1	$ 72.7
Other comprehensive income (loss), net of tax
Pension and post-retirement benefits, net of tax of $(2.0) $(2.6), $(4.3) and $(5.2), respectively	3.9	4.4	7.5	8.8
Net gain (loss) on derivative instruments, net of tax of $(1.4), $8.1, $(3.6) and $(3.5), respectively	2.4	(13.8)	6.0	5.9
Unrealized gain on marketable securities, net of tax of $0.0, $0.0, $0.0 and $0.0, respectively	0.2	0.1	0.1	0.1
Foreign currency translation	1.4	1.3	4.9	5.8
Other comprehensive income (loss)	7.9	(8.0)	18.5	20.6
Comprehensive income	37.4	25.2	82.6	93.3
Less: Comprehensive income attributable to the noncontrolling interest		(0.2)		(0.7)
Comprehensive income attributable to Carpenter	$ 37.4	$ 25.0	$ 82.6	$ 92.6