Income Taxes (Tables)

12 Months Ended

Jan. 31, 2015

Income Tax Disclosure [Abstract]

Provision for income taxes

The provision for income taxes consists of the following:

	Fiscal year ended January 31,
	2015			2014			2013
Federal:
Current	$	(43.8	)	$	29.1		$	30.9
Deferred	(11.9		)	(41.4		)	(13.3		)
State:
Current	(13.2		)	0.6			7.8
Deferred	9.0			—			(18.6		)
Foreign:
Current	69.5			63.9			54.3
Deferred	(8.4		)	(1.1		)	1.5
	$	1.2		$	51.1		$	62.6

Differences between the U.S. statutory rate and the aggregate income tax provision

The differences between the U.S. statutory rate and the aggregate income tax provision are as follows:

	Fiscal year ended January 31,
	2015			2014			2013
Income tax provision at U.S. Federal statutory rate	$	29.0		$	98.0		$	108.5
State income tax benefit, net of the U.S. Federal benefit	(4.0		)	(2.9		)	(1.7		)
Foreign income taxed at rates different from the U.S. statutory rate	(40.0		)	(57.1		)	(54.5		)
U.S. valuation allowance	2.9			2.1			1.7
Tax effect of non-deductible stock-based compensation	15.7			10.8			21.1
Research and development tax credit benefit	(7.2		)	(8.8		)	(7.0		)
Tax (benefit) expense from closure of income tax audits and changes in uncertain tax positions	(0.7		)	3.6			(2.8		)
Tax effect of officer compensation in excess of $1.0 million	2.4			3.0			1.8
U.S. Manufacturer's deduction	—			(0.1		)	(4.9		)
Other	3.1			2.5			0.4
	$	1.2		$	51.1		$	62.6

Components of Deferred Tax Assets and Liabilities

Significant components of Autodesk’s deferred tax assets and liabilities are as follows:

	January 31,
	2015			2014
Stock-based compensation	$	39.9		$	37.4
Research and development tax credit carryforwards	62.6			78.4
Foreign tax credit carryforwards	—			16.3
Accrued compensation and benefits	43.6			38.6
Other accruals not currently deductible for tax	18.4			14.5
Purchased technology and capitalized software	13.2			23.4
Fixed assets	16.2			17.5
Tax loss carryforwards	16.0			12.6
Deferred Revenue	48.0			33.1
Other	7.4			5.1
Total deferred tax assets	265.3			276.9
Less: valuation allowance	(70.8		)	(67.2		)
Net deferred tax assets	194.5			209.7
Unremitted earnings of foreign subsidiaries	(9.4		)	(21.8		)
Total deferred tax liability	(9.4		)	(21.8		)
Net deferred tax assets	$	185.1		$	187.9

Unrecognized Tax Benefits Reconciliation, Table

A reconciliation of the beginning and ending amount of the gross unrecognized tax benefits is as follows:

	Fiscal Year Ended January 31,
	2015			2014			2013
Gross unrecognized tax benefits at the beginning of the fiscal year	$	222.1		$	212.7		$	201.1
Increases for tax positions of prior years	3.2			1.8			0.4
Decreases for tax positions of prior years	(2.5		)	(0.3		)	(0.4		)
Increases for tax positions related to the current year	33.2			15.3			17.8
Decreases relating to settlements with taxing authorities	(5.4		)	(4.6		)	(3.0		)
Reductions as a result of lapse of the statute of limitations	(4.8		)	(2.8		)	(3.2		)
Gross unrecognized tax benefits at the end of the fiscal year	$	245.8		$	222.1		$	212.7