Annual report pursuant to section 13 and 15(d)

Income Taxes - Summary of Temporary Differences and Carryforwards that Gives Rise to Deferred Tax Assets and Liabilities (Detail)

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Income Taxes - Summary of Temporary Differences and Carryforwards that Gives Rise to Deferred Tax Assets and Liabilities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Deferred Federal income tax assets -    
Total deferred Federal income tax assets $ 21,307 $ 23,722
Deferred Federal income tax liabilities -    
Total deferred Federal income tax liabilities (2,711) (3,945)
Net deferred income taxes 18,596 19,777
Deferred Federal Income Tax [Member]
    
Deferred Federal income tax assets -    
Bad debt reserves 1,635 1,075
Stock based compensation 736 635
Net operating loss 4,728 5,564
Accrued compensation 166 483
Alternative minimum tax credit 47 47
Inventories 77 70
Accrued rent 27 18
Goodwill and intangible assets 10,376 11,609
Other 44 14
Total deferred Federal income tax assets 17,836 19,515
Deferred Federal income tax liabilities -    
Depreciation and asset basis differences (1,199) (1,772)
Total deferred Federal income tax liabilities (1,199) (1,772)
Net deferred income taxes 16,637 17,743
Deferred State and Local Income Tax [Member]
    
Deferred Federal income tax liabilities -    
Net deferred income taxes $ 1,959 $ 2,034