Annual report pursuant to Section 13 and 15(d)

Furniture, Equipment and Leasehold Improvements, Net - Additional Information (Detail)

v2.4.1.9
Furniture, Equipment and Leasehold Improvements, Net - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Property Plant And Equipment Useful Life And Values [Abstract]      
Depreciation expense $ 546us-gaap_Depreciation $ 423us-gaap_Depreciation $ 471us-gaap_Depreciation