FairValue Measurements (Tables)

3 Months Ended

Apr. 30, 2011

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table summarizes Autodesk’s investments and financial instruments measured at fair value on a recurring basis as of April 30, 2011:

	Fair Value Measurements at April 30, 2011 Using
	Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Assets
Cash equivalents (1):
Certificates of deposit and time deposits	$	0.3	$	487.1	$	—	$	487.4
Commercial paper		—		246.4		—		246.4
Money market funds		—		74.0		—		74.0
Marketable securities:
Commercial paper and corporate securities		250.8		—		—		250.8
U.S. government agency securities		62.8		—		—		62.8
U.S. treasury securities		39.4		—		—		39.4
Certificates of deposit and time deposits		—		24.2		—		24.2
Mutual funds		34.5		—		—		34.5
Sovereign debt		—		5.0		—		5.0
Municipal securities		13.1		—		—		13.1
Taxable auction-rate securities		—		—		4.2		4.2
Other		0.3		—		—		0.3
Convertible debt securities (2)		—		—		14.5		14.5
Foreign currency derivative contracts (3)		—		4.7		—		4.7
Total	$	401.2	$	841.4	$	18.7	$	1,261.3
Liabilities
Foreign currency derivative contracts (4)	$	—	$	4.6	$	—	$	4.6
Total	$	—	$	4.6	$	—	$	4.6

⁽¹⁾  Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets.

⁽²⁾  Included in “Other assets” in the accompanying Condensed Consolidated Balance Sheets.

⁽³⁾  Included in “Prepaid expenses and other current assets” in the accompanying Condensed Consolidated Balance Sheets.

⁽⁴⁾  Included in “Other accrued liabilities” in the accompanying Condensed Consolidated Balance Sheets.

The following table summarizes Autodesk’s investments and financial instruments measured at fair value on a recurring basis as of January 31, 2011:

	Fair Value Measurements at January 31, 2011 Using
	Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Assets
Cash equivalents (1):
Certificates of deposit and time deposits	$	97.9	$	285.4	$	—	$	383.3
Commercial paper		—		331.0		—		331.0
Money market funds		—		43.8		—		43.8
Marketable securities:
Commercial paper and corporate securities		191.6		10.0		—		201.6
U.S. government agency securities		60.1		—		—		60.1
U.S. treasury securities		38.8		—		—		38.8
Certificates of deposit and time deposits		25.0		4.0		—		29.0
Mutual funds		31.3		—		—		31.3
Sovereign debt		—		13.1		—		13.1
Municipal securities		13.4		—		—		13.4
Taxable auction-rate securities		—		—		4.2		4.2
Other		0.3		—		—		0.3
Foreign currency derivative contracts (2)		—		5.1		—		5.1
Total	$	458.4	$	692.4	$	4.2	$	1,155.0
Liabilities
Foreign currency derivative contracts (3)	$	—	$	1.2	$	—	$	1.2
Total	$	—	$	1.2	$	—	$	1.2

⁽¹⁾  Included in “Cash and cash equivalents” in the accompanying Condensed Consolidated Balance Sheets.

⁽²⁾  Included in “Prepaid expenses and other current assets” in the accompanying Condensed Consolidated Balance Sheets.

⁽³⁾  Included in “Other accrued liabilities” in the accompanying Condensed Consolidated Balance Sheets.

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation

A reconciliation of the change in Autodesk’s Level 3 items for the three months ended April 30, 2011 was as follows:

	Fair Value Measurements Using
	(Level 3)
	Taxable Auction-Rate Securities		Convertible Debt Securities		Total
Balance at January 31, 2011	$	4.2	$	—	$	4.2
Purchases		—		14.5		14.5
Balance at April 30, 2011	$	4.2	$	14.5	$	18.7