Statement of Cash Flows

12 Months Ended

Dec. 31, 2011

Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]

Statement of Cash Flows

20.   Statement of Cash Flows

Supplemental disclosure of noncash investing and financing activities:

Included in accounts payable and accrued expenses at December 31, 2011, 2010, and 2009 were $6.2 million, $10.7 million, and $9.8 million of accrued capital expenditures, respectively.

Pursuant to the application of FASB authoritative guidance to the Company’s lease of office and laboratory facilities in Tarrytown, New York (see Note 12a), the Company recognized a facility lease obligation of $0.2 million and $31.7 million during 2010 and 2009, respectively, in connection with capitalizing, on the Company’s books, the landlord’s costs of constructing new facilities that the Company has leased.  The Company did not recognize any such facility lease obligations during 2011.

Included in facility lease obligations and property, plant, and equipment at December 31, 2010 was $3.7 million of capitalized and deferred interest for the year ended December 31, 2010, as the related facilities being leased by the Company were under construction and lease payments on these facilities did not commence until January 2011.  For the years ended December 31, 2011 and 2009, the Company did not capitalize any interest.

The Company incurred capital lease obligations of $0.7 and $2.9 million during 2011 and 2010 in connection with acquisitions of new equipment.

Included in marketable securities at December 31, 2011, 2010, and 2009 were $0.7 million, $1.4 million, and $0.6 million of accrued interest income, respectively.