Property and Equipment, Stated at Lower of Cost or Estimated Fair Value (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Property and equipment	$ 51,567		$ 50,866
Accumulated depreciation and amortization	(29,027)		(27,322)
Property and equipment, net	22,540	[1]	23,544	[1]	23,634	[1]
Land
Property, Plant and Equipment [Line Items]
Property and equipment	5,603		5,582
Buildings
Property, Plant and Equipment [Line Items]
Property and equipment	16,637		16,366
Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Property and equipment	6,839		6,213
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment	1,622		1,633
Website development costs and other software
Property, Plant and Equipment [Line Items]
Property and equipment	9,919		10,015
Studios, computer and telephone equipment
Property, Plant and Equipment [Line Items]
Property and equipment	9,182		9,292
Warehouse and distribution equipment
Property, Plant and Equipment [Line Items]
Property and equipment	$ 1,765		$ 1,765

[1] Excludes other non-current assets (non-current deferred tax assets, net, goodwill, investments, notes receivable, security deposits and noncurrent assets from discontinued operations) of $15,432, $33,001, and $31,897 for 2013, 2012, and 2011, respectively.