Property and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property and equipment	$ 7,037		$ 7,700
Accumulated depreciation and amortization	(3,953)		(3,709)
Property and equipment, net	3,084		3,991
Land
Property, Plant and Equipment [Line Items]
Property and equipment	1,716		1,716
Buildings and Leasehold Improvements
Property, Plant and Equipment [Line Items]
Property and equipment	136	[1]	728	[1]
Furniture Fixture And Equipment
Property, Plant and Equipment [Line Items]
Property and equipment	1,040		726
Website development
Property, Plant and Equipment [Line Items]
Property and equipment	960		859
Vehicles and Machinery
Property, Plant and Equipment [Line Items]
Property and equipment	$ 3,185		$ 3,671

[1] During 2012, the Company impaired $2.1 million of its buildings (see Note 4. Goodwill and Other Asset Impairments).