Goodwill and Intangibles - Schedule of Indefinite Lived Intangible Assets (Detail) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Indefinite-lived Intangible Assets [Line Items]
Goodwill, Gross Carrying Value	$ 7,247	$ 7,247
Goodwill, Accumulated Impairment Loss	(7,247)	0
Goodwill, Net Carrying Value	0	7,247
Indefinite-lived intangible assets, Gross Carrying Value	7,907	7,907
Indefinite-lived intangible assets, Accumulated Impairment Loss	(7,657)	0
Indefinite-lived intangible assets, Net Carrying Value	250	7,907
Trademark [Member]
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets, Trademark, Gross Carrying Value	660	660
Indefinite-lived intangible assets, Trademark, Accumulated Impairment Loss	(410)	0
Indefinite-lived intangible assets, Trademark, Net Carrying Value	$ 250	$ 660