Balance Sheet Components

Selected balance sheet components consist of the following:



(In thousands)	September 30, 2013		December 31, 2012
Inventories:
Raw materials	$	516,689	$	455,958
Work in process	296,142		268,191
Finished goods	832,975		801,093
	$	1,645,806	$	1,525,242



Property, plant and equipment:
Land and improvements	$	67,976	$	73,857
Buildings and improvements	640,493		665,058
Machinery and equipment	1,530,193		1,436,904
Construction in progress	331,611		308,192
	2,570,273		2,484,011
Less accumulated depreciation	1,111,227		1,086,795
	$	1,459,046	$	1,397,216



Other current liabilities:
Legal and professional accruals, including litigation accruals	$	140,294	$	122,083
Payroll and employee benefit plan accruals	248,947		266,650
Accrued sales allowances	266,175		202,891
Accrued interest	50,796		72,590
Fair value of financial instruments	97,947		29,051
Other	280,155		290,281
	$	1,084,314	$	983,546

The value of contingent consideration included in other long-term obligations in the Condensed Consolidated Balance Sheets is $406.2 million and $379.2 million at September 30, 2013 and December 31, 2012, respectively. Included in prepaid expenses and other current assets is $50.5 million and $1.5 million of restricted cash at September 30, 2013 and December 31, 2012, respectively.

The Company’s equity method investments in clean energy partnerships, whose activities qualify for income tax credits under section 45 of the U.S. Internal Revenue Code, totaled $292.2 million and $71.7 million at September 30, 2013 and December 31, 2012, respectively, and are included in other assets in the Condensed Consolidated Balance Sheets. Liabilities related to these investments totaled $304.2 million and $78.7 million at September 30, 2013 and December 31, 2012, respectively, and are included in other long-term obligations in the Condensed Consolidated Balance Sheets.