Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Expense Benefit

The Company’s provision for income tax expense (benefit) is comprised of the following:

	Years ended December 31,
(in thousands)	2013		2012		2011
Current:
Federal	$	—	$	—	$	—
State		58		61		16
		58		61		16
Deferred:
Federal		—		7,361		(494)
State		—		1,298		(82)
		—		8,659		(576)
	$	58	$	8,720	$	(560)

Variations From Federal Statutory Rate

Variations from the federal statutory rate are as follows:

(in thousands)	2013		2012		2011
Expected federal income tax expense (benefit) at statutory rate of 34%	$	(3,882)	$	(13,086)	$	(836)
Effect of permanent goodwill impairment		—		7,898		—
Effect of permanent acquisition-related differences		—		—		461
Effect of permanent other differences		136		94		30
Effect of carryforward state net operating losses		—		—		(72)
Effect of valuation allowance		4,559		16,074		—
Other		(48)		49		(3)
State income tax expense (benefit), net of federal benefit		(707)		(2,309)		(140)
Income tax expense (benefit)	$	58	$	8,720	$	(560)

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 shown on a gross basis as of December 31, 2013 and 2012 are as follows:

(in thousands)	2013		2012
Deferred tax assets (liabilities):
Current:
Provision for doubtful accounts	$	230	$	437
Inventory-related expense		274		469
Accrued liabilities		1,385		1,281
Net operating loss carryforward		—		—
Other		—		—
Total current deferred tax assets	$	1,889	$	2,187
Non-current:
Depreciation and amortization	$	775	$	613
Net operating loss carryforward		20,337		13,243
Other		(5)		31
Total non-current deferred tax assets	$	21,107	$	13,887
Valuation allowance		(22,996)		(16,074)
Total net deferred tax assets	$	—	$	—