Business realignment charges (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Industrial segment [Member]
Realignment charges [Line Items]
Realignment charges	$ 2,610	$ 1,194	$ 5,138	$ 6,898
Climate and industrial controls [Member]
Realignment charges [Line Items]
Realignment charges	156	0	367	148
Other Expense [Member]
Realignment charges [Line Items]
Realignment charges	1,918
Cost of Sales [Member]
Realignment charges [Line Items]
Realignment charges	2,098	1,194	4,104	6,652
Selling, General and Administrative Expenses [Member]
Realignment charges [Line Items]
Realignment charges	668	0	1,401	394
Other Expense (Income), Net [Member]
Realignment charges [Line Items]
Realignment charges	$ 1,918	$ 0	$ 1,918	$ 0