Aclara Divestiture (Class of Aclara Assets And Liabilities) (Details) (USD $)	Jun. 30, 2014	Sep. 30, 2013
Assets:
Accounts receivable, net		$ 55,500,000
Inventories		34,900,000
Other current assets		18,500,000
Current assets	0	108,867,000
Net property, plant & equipment		14,500,000
Intangible assets, net		66,000,000
Goodwill		57,900,000
Other assets		11,800,000
Total assets		259,100,000
Liabilities:
Accounts payable		22,200,000
Accrued expenses and other current liabilities		41,400,000
Current liabilities	0	63,585,000
Other liabilities		16,000,000
Total liabilities		$ 79,600,000