Cash, Cash Equivalents and Marketable Securities Available-for-Sale |
9. Cash, Cash Equivalents and Marketable Securities Available-for-Sale
Money market funds of $456.7million and $691.0million at June30, 2009 and December31, 2008, respectively, were recorded at cost, which approximates fair value and are included in cash and cash equivalents.
The amortized cost, gross unrealized holding gains, gross unrealized holding losses and estimated fair value of available-for-sale securities by major security type and class of security at June 30, 2009 and December31, 2008 were as follows:
Gross Gross Estimated
Amortized Unrealized Unrealized Fair
June 30, 2009 Cost Gain Loss Value
U.S. Treasury securities $ 377,853 $ 1,157 $ (673 ) $ 378,337
U.S. government-sponsored agency securities 486,652 5,422 (224 ) 491,850
U.S. government-sponsored agency MBS 467,595 6,177 (1,039 ) 472,733
FDIC guaranteed corporate debt 213,697 1,032 (230 ) 214,499
Non-U.S. government issued securities 12,462 12,462
Non-U.S. government guaranteed securities 61,045 109 (420 ) 60,734
Marketable equity securities 407 103 510
Total available-for-sale marketable securities $ 1,619,711 $ 14,000 $ (2,586 ) $ 1,631,125
Gross Gross Estimated
Amortized Unrealized Unrealized Fair
December 31, 2008 Cost Gain Loss Value
U.S. Treasury securities $ 263,541 $ 8,394 $ $ 271,935
U.S. government-sponsored agency securities 571,072 16,985 (212 ) 587,845
U.S. government-sponsored agency MBS 229,847 3,241 (429 ) 232,659
FDIC guaranteed corporate debt 25,546 265 (6 ) 25,805
Private cash fund shares 11,054 11,054
Marketable equity securities 407 407
Total available-for-sale marketable securities $ 1,101,467 $ 28,885 $ (647 ) $ 1,129,705
U.S. government-sponsored agency securities include general unsecured obligations of the issuing agency. U.S. government-sponsored mortgage-backed securities, or MBS, include fixed rate asset-backed securities issued by the Federal National Mortgage Association, the Federal Home Loan Mortgage Corporation and the Government National Mortgage Association. FDIC guaranteed corporate debt includes obligations of bank holding companies that meet certain criteria set forth under the Temporary Liquidity Guaranty Program, or TLGP, and are unconditionally guaranteed by the FDIC. Non-U.S. government issued securities consist of direct obligations of highly rated governments of nations other then the United States. Non-U.S. government guaranteed securities consist of obligations of agencies and other entities that are explicitly guaranteed by highly rated governments of nations other then th |