COMBINED BALANCE SHEETS (Condensed) (Unaudited) - USD ($) $ in Millions	Dec. 31, 2017	Sep. 30, 2017
Current assets
Cash and cash equivalents	$ 454.3	$ 378.0
Trade receivables, less allowance for doubtful accounts of $6.1 and $5.8, respectively	214.8	230.2
Inventories	276.2	317.1
Other current assets	93.7	94.9
Total current assets	1,039.0	1,020.2
Property, plant and equipment, net	171.7	176.5
Goodwill	230.1	230.0
Other intangible assets, net	220.9	223.8
Deferred tax asset	34.1	47.7
Other assets	68.3	125.4
Total assets	1,764.1	1,823.6
Current liabilities
Current maturities of long-term debt	4.0	4.0
Note payable	110.5	104.1
Accounts payable	190.8	219.3
Other current liabilities	241.6	254.6
Total current liabilities	546.9	582.0
Long-term debt	977.9	978.5
Other liabilities	205.6	178.0
Total liabilities	1,730.4	1,738.5
Shareholders' equity
Common stock	0.6	0.6
Additional paid-in capital	198.7	196.7
Retained earnings	180.4	198.7
Treasury stock	(118.3)	(72.1)
Accumulated other comprehensive loss	(227.7)	(238.8)
Total shareholders' equity	33.7	85.1
Total liabilities and shareholders' equity	$ 1,764.1	$ 1,823.6

Parent Company Net Investment

No definition available.

Name:	enr_ParentCompanyNetInvestment
Namespace Prefix:	enr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).