Business realignment charges (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Industrial segment [Member]
Realignment charges [Line Items]
Realignment charges	$ 1,688	$ 3,133	$ 6,826	$ 10,031
Climate and industrial controls [Member]
Realignment charges [Line Items]
Realignment charges	263	192	630	340
Other Expense [Member]
Realignment charges [Line Items]
Realignment charges			1,918
Cost of Sales [Member]
Realignment charges [Line Items]
Realignment charges	1,474	3,314	5,578	9,966
Selling, General and Administrative Expenses [Member]
Realignment charges [Line Items]
Realignment charges	477	11	1,878	405
Other Expense (Income), Net [Member]
Realignment charges [Line Items]
Realignment charges	$ 0	$ 0	$ 1,918	$ 0