Long Term Debt Related to Consolidated Core Companies (Detail) (USD $) In Thousands, unless otherwise specified			3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Term Loans and Lines of Credit
Debt Instrument [Line Items]
Interest Rates, Minimum			5.50%
Interest Rates, Maximum			11.65%
Long term debt including current maturities	$ 8,742	$ 11,910
Current maturities	(3,500)	(5,902)
Long-term debt	$ 5,242	$ 6,008