Information of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands	Mar. 31, 2016		Dec. 31, 2015
Assets:
Derivative assets	$ 6		$ 206
Total assets	6		206
Liabilities:
Junior subordinated notes, at fair value	9,785		10,504
Derivative liabilities	4,181		4,727
Warrants and investor SARs	29,100		26,200
Total liabilities	43,066		41,431
Significant Other Observable Inputs (Level 2)
Assets:
Derivative assets	6	[1]	206	[2]
Total assets	6	[1]	206	[2]
Liabilities:
Derivative liabilities	4,181	[1]	4,727	[2]
Total liabilities	4,181	[1]	4,727	[2]
Significant Unobservable Inputs (Level 3)
Liabilities:
Junior subordinated notes, at fair value	9,785	[1]	10,504	[2]
Warrants and investor SARs	29,100	[1]	26,200	[2]
Total liabilities	$ 38,885	[1]	$ 36,704	[2]

[1] During the three months ended March 31, 2016, there were no transfers between Level 1 and Level 2, and there were no transfers into and/or out of Level 3.

[2] During the year ended December 31, 2015, there were no transfers between Level 1 and Level 2, and there were no transfers into and/or out of Level 3.