Income Taxes: Income tax (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

Income from continuing operations before taxes for the years ended December 31, 2014, 2013 and 2012 is as follows:



	2014		2013		2012
United States	$	33,508	$	48,964	$	62,204
Foreign	6,284		3,750		(365		)
	$	39,792	$	52,714	$	61,839

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The provision (benefit) for income taxes for the years ended December 31, 2014, 2013 and 2012 is as follows:



	2014			2013			2012
Current:
Federal	$	13,860		$	14,575		$	21,072
State	(1,305		)	2,145			2,080
Foreign	2,100			(70		)	678
	14,655			16,650			23,830
Deferred:
Federal	$	(2,325	)	$	164		$	(2,276	)
State	988			(996		)	(796		)
Foreign	139			(3,522		)	(200		)
	(1,198		)	(4,354		)	(3,272		)
	$	13,457		$	12,296		$	20,558

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

Reconciliations of the provision for income taxes at the statutory rate to our effective tax rate for the years ended December 31, 2014, 2013 and 2012 are as follows:



	2014					2013					2012
	Amount			Percent		Amount			Percent		Amount			Percent
Federal tax at the expected statutory rate	$	13,927		35.0	%	$	18,450		35.0	%	$	21,644		35.0	%
State income tax, net of federal effect	981			2.5	%	1,126			2.1	%	1,356			2.2	%
Tax credits	(1,591		)	(4.0	)%	(1,974		)	(3.7	)%	(1,465		)	(2.4	)%
Tax-exempt interest and dividends	(3		)	—	%	—			—	%	(23		)	(0.1	)%
Domestic production activities/other	104			0.2	%	(403		)	(0.8	)%	(1,559		)	(2.5	)%
Foreign income tax	39			0.1	%	(4,903		)	(9.3	)%	605			1.0	%
	$	13,457		33.8	%	$	12,296		23.3	%	$	20,558		33.2	%

Deferred tax provision table text block [Table Text Block]



	2014			2013			2012
Allowance for doubtful accounts	$	4		$	4		$	(59	)
Inventory reserves	(488		)	341			143
Accruals	(1,326		)	(470		)	(2,375		)
State income taxes	(4		)	552			177
Acquired future tax deductions	96			40			50
Depreciation and amortization	(780		)	(3,850		)	(700		)
Net operating loss	62			—			—
Tax credits	1,238			(971		)	(508		)
	$	(1,198	)	$	(4,354	)	$	(3,272	)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]



	2014			2013
Current deferred tax assets:
State income taxes	$	252		$	298
Foreign	406			706
Accruals/other	2,110			1,973
Tax credits	226			276
Allowance for doubtful accounts	151			140
Inventory reserves	1,538			958
	$	4,683		$	4,351
Non-current deferred tax asset:
State income taxes	$	(2,114	)	$	—
Foreign	1,499			$	1,338
Accruals/other	494			546
Depreciation and amortization	(5,594		)	(429		)
Acquired future tax deductions	639			—
Stock-based compensation	6,778			—
Foreign currency translation adjustments	2,680			—
Tax credits state	4,876			6,063
	$	9,258		$	7,518
Non-current deferred tax liability:
State income taxes	$	—		$	2,163
Foreign	1,376			—
Accruals/other	—			186
Depreciation and amortization	—			5,906
Acquired future tax deductions	—			610
Stock-based compensation	—			(5,684		)
Foreign currency translation adjustments	—			449
	$	1,376		$	3,630

Summary of Positions for which Significant Change in Unrecognized Tax Benefits is Reasonably Possible [Table Text Block]

The following table summarizes our cumulative gross unrecognized tax benefits for 2014, 2013 and 2012:



	2014			2013			2012
Beginning balance	$	5,544		$	4,236		$	4,978
Increases to prior year tax positions	217			391			156
Increases to current year tax positions	661			1,353			490
Decrease related to settlements	(2,113		)	—			(230		)
Decrease related to lapse of statute of limitations	(194		)	(436		)	(1,158		)
Ending balance	$	4,115		$	5,544		$	4,236