Income Taxes (Tables)

12 Months Ended

Apr. 26, 2014

Income Tax Disclosure [Abstract]

Components of Provision for Income Taxes

Significant components of the provision for income taxes are as follows:

	Fiscal Year
	2014			2013			2012
Current:
Federal	$	84,353		$	80,290		$	89,612
Foreign		9,667			13,471			16,726
State		10,515			10,035			10,570
Total current		104,535			103,796			116,908
Deferred:
Federal		7,501			6,667			872
Foreign		(240	)		(963	)		(895	)
State		504			1,345			112
Total deferred		7,765			7,049			89
Provision for income taxes	$	112,300		$	110,845		$	116,997

Components of Deferred Tax Assets (Liabilities)

Significant components of Patterson’s deferred tax assets (liabilities) as of April 26, 2014 and April 27, 2013 are as follows:

	2014			2013
Deferred current income tax asset (liability):
Capital accumulation plan	$	5,893		$	5,540
Inventory related items		5,512			8,170
Bad debt allowance		1,518			2,092
LIFO reserve		(16,279	)		(15,901	)
Other		13,447			17,075
Deferred net current income tax asset		10,091			16,976
Deferred long-term income tax (liability) asset:
Amortizable intangibles		(26,590	)		(27,934	)
Goodwill		(69,613	)		(62,911	)
Property, plant, equipment		(4,744	)		(5,390	)
Stock based compensation expense		8,130			9,603
Net operating loss carryforwards		6,848			8,070
Other		(4,276	)		(10,290	)
		(90,245	)		(88,852	)
Valuation allowance		(3,759	)		(4,477	)
Deferred net long-term income tax liability		(94,004	)		(93,329	)
Net deferred income tax liability	$	(83,913	)	$	(76,353	)

Summary of Effective Income Tax Expense Reconciliation

Income tax expense varies from the amount computed using the U.S. statutory rate. The reasons for this difference and the related tax effects are shown below:

	Fiscal Year
	2014			2013			2012
Tax at U.S. statutory rate	$	109,519		$	112,391		$	115,434
State tax provision, net of federal benefit		7,768			8,322			7,277
Effect of foreign taxes		461			(4,603	)		(3,944	)
Permanent differences		(4,843	)		(3,439	)		(702	)
Other		(605	)		(1,826	)		(1,068	)
	$	112,300		$	110,845		$	116,997

Summary of Changes in Gross Amounts of Unrecognized Tax Benefits

A summary of the changes in the gross amounts of unrecognized tax benefits for the years ended April 26, 2014 and April 27, 2013 are shown below:

	2014			2013
Balances beginning of period	$	19,155		$	18,099
Additions for tax positions related to the current year		2,801			2,568
Additions for tax positions of prior years		1,372			1,638
Reductions for tax positions of prior years		(893	)		(1,135	)
Statute expirations		(2,655	)		(1,907	)
Settlements		(93	)		(108	)
Balance, end of period	$	19,687		$	19,155