Annual report pursuant to Section 13 and 15(d)

Summary of Finite Lived Intangibles Assets by Major Class (Detail)

v3.3.1.900
Summary of Finite Lived Intangibles Assets by Major Class (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]    
Indefinite Lived Intangibles $ 340 $ 340
Finite-Lived Intangible Assets [Member] | Customer-Related Intangible Assets    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 1,417 1,741
Accumulated amortization (1,171) (1,399)
Finite Lived Intangibles 246 342
Finite-Lived Intangible Assets [Member] | Marketing-Related Intangible Assets    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying amount 1,029 729
Accumulated amortization (749) (588)
Finite Lived Intangibles $ 280 $ 141