Accrued Expenses (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Accrued Liabilities [Line Items]
Accrued interest	$ 31	$ 30
Accrued franchise and other taxes	341	328
Accrued compensation	50	40
Other accrued expenses	57	139
Total	$ 479	$ 537	[1]

[1] Derived from audited information