INVENTORIES (Details) $ in Millions	Jun. 30, 2015 USD ($)
PGL
Inventories
Temporary LIFO liquidation debit	$ 21.0
NSG
Inventories
Temporary LIFO liquidation credit	$ 5.2

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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