Income Taxes (Tables)

12 Months Ended

Sep. 29, 2018

Income Tax Disclosure [Abstract]

Components Of Income Before Income Taxes

The components of income (loss) before income taxes are as follows:

	2018		2017			2016
Domestic	$	6,139	$	(9,658	)	$	5,345
Foreign	38,084		32,669			28,167
Total income (loss) before income taxes	$	44,223	$	23,011		$	33,512

Provision For Income Taxes

The income tax provision (benefit) is as follows:

	2018			2017			2016
Current
Federal	$	1,613		$	(1,493	)	$	3,169
State	565			156			138
Foreign	10,331			11,980			6,712
Deferred	(29,614		)	(12,716		)	(4,001		)
Income tax provision (benefit)	$	(17,105	)	$	(2,073	)	$	6,018

Reconciliation From The Federal Statutory Income Tax Rate To The Effective Income Tax Rate

A reconciliation from the U.S. federal statutory income tax rate to our effective income tax rate is as follows:

	2018		2017		2016
U.S. federal statutory income tax rate	25	%	35	%	35	%
Impact from foreign operations	3		(10	)	(5	)
State income taxes, net of federal benefit	—		(1	)	—
R&D tax credits	(10	)	(22	)	(16	)
Domestic production activities deduction	(2	)	(10	)	(2	)
Impact of U.S. Tax Act	(57	)	—		—
Acquisition costs	—		(3	)	5
Nondeductible stock option expense and other permanent items	2		2		1
Effective income tax rate	(39	)%	(9	)%	18	%

Summary Of The Deferred Tax Assets And Liabilities

A summary of the deferred tax assets and liabilities are as follows:

	2018			2017
Deferred tax assets
Accrued compensation and benefits	$	10,660		$	13,841
Inventory reserves	4,787			6,550
Other assets	4,255			4,920
Allowance for doubtful accounts	1,196			1,766
Net operating loss carryovers	516			227
State and foreign tax credit carryovers	1,252			3,358
Research and development tax credit carryovers	3,337			2,231
Total deferred tax asset before valuation allowance	26,003			32,893
Less valuation allowance	(4,792		)	(3,487		)
Total deferred tax assets	21,211			$	29,406
Deferred tax liabilities
Property and equipment	10,210			$	13,382
Foreign deferred revenue and other	4,649			3,009
Intangible assets	48,019			83,207
Unrealized derivative instrument gains	1,566			1,233
Total deferred tax liabilities	64,444			$	100,831
Net deferred tax assets (liabilities)	$	(43,233	)	$	(71,425	)

Summary Of Changes In Liability For Unrecognized Tax Benefits

A summary of changes to our liability for unrecognized tax benefits is as follows:  

	2018			2017
Beginning liability for unrecognized tax benefits	$	5,849		$	6,232
Increase due to tax positions related to the current year	742			852
Increase (decrease) due to tax positions related to prior years	277			189
Decrease due to settlements with tax authorities	—			(493		)
Decrease due to lapse of statute of limitations	(710		)	(931		)
Ending liability for unrecognized tax benefits	$	6,158		$	5,849