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Supplemental Balance Sheet Information
 3 Months Ended
Mar. 31, 2016
Balance Sheet Related Disclosures [Abstract]  
Supplemental Balance Sheet Information
Supplemental Balance Sheet Information
Additional supplemental balance sheet information is provided as follows:
 
 
March 31,
 
December 31,
(In millions)
 
2016
 
2015
Accounts Receivable:
 
 
 
 
Accounts receivable
 
$
7.2

 
$
10.4

Less reserves and allowances(1)
 
(0.6
)
 
(0.6
)
Accounts receivable, net
 
$
6.6

 
$
9.8

Inventories:
 
 
 
 
Finished goods
 
$
0.1

 
$
0.9

Raw materials and supplies
 
6.4

 
7.2

Total inventories
 
$
6.5

 
$
8.1

Property, Plant and Equipment:
 
 
 
 
Property, plant and equipment
 
$
12.7

 
$
12.7

Less accumulated depreciation
 
(9.2
)
 
(8.5
)
Property, plant and equipment, net
 
$
3.5

 
$
4.2

(1)Accounts receivable reserves and allowances include estimated amounts for customer returns, discounts on payment terms and uncollectible accounts.
Other current liabilities (included as a separate line in our Condensed Consolidated Balance Sheets) includes deferred revenue of $6.5 million and $6.2 million and accrued payroll of $2.7 million and $3.3 million as of March 31, 2016 and December 31, 2015, respectively.
Other liabilities (included as a separate line in our Condensed Consolidated Balance Sheets) includes pension liabilities of $22.8 million and $21.1 million as of March 31, 2016 and December 31, 2015, respectively.