Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

Income Tax Expense Benefit

Our provision for income tax expense (benefit) is comprised of the following:

	Years ended December 31,
(in thousands)	2012		2011			2010
Current:
Federal	$	—	$	—		$	476
State		61		16			34
		61		16			510
Deferred:
Federal		7,361		(494	)		246
State		1,298		(82	)		41
		8,659		(576	)		287
	$	8,720	$	(560	)	$	797

Variations From Federal Statutory Rate

Variations from the federal statutory rate are as follows:

(in thousands)	2012			2011			2010
Expected federal income tax expense (benefit) at statutory rate of 34%	$	(13,086	)	$	(836	)	$	692
Effect of permanent goodwill impairment		7,898			—			—
Effect of permanent acquisition-related differences		—			461			—
Effect of permanent other differences		94			30			13
Effect of carryforward state net operating losses		—			(72	)		—
Effect of valuation allowance		16,074			—			—
Other		49			(3	)		(24	)
State income tax expense (benefit), net of federal benefit		(2,309	)		(140	)		116
Income tax expense (benefit)	$	8,720		$	(560	)	$	797

Components of Net Tax Effects of Temporary Differences Between Carrying Amounts of Assets and Liabilities

The components of the net accumulated deferred income tax assets as of December 31, 2012 and 2011 are as follows:

(in thousands)	2012			2011
Deferred tax assets (liabilities):
Current:
Provision for doubtful accounts	$	437		$	216
Inventory-related expense		469			192
Accrued liabilities		1,281			1,644
Net operating loss carryforward		—			1,015
Other		—			5
Total current deferred tax assets	$	2,187		$	3,072
Non-current:
Depreciation and amortization	$	613		$	(649	)
Net operating loss carryforward		13,243			6,180
Other		31			(87	)
Total non-current deferred tax assets	$	13,887		$	5,444
Valuation allowance		(16,074	)		—
Total net deferred tax assets	$	—		$	8,516