Business Combination - Mattress Fabric Segment - Allocation of Acquisition Cost to Assets Acquired Based on Fair Values (Detail) (Bodet And Horst [Member], USD $) In Thousands, unless otherwise specified	May 08, 2013
Business Acquisition [Line Items]
Equipment	$ 890
Purchase price for equipment and other certain assets	2,640
Non-compete Agreement [Member]
Business Acquisition [Line Items]
Intangible assets	882
Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets	$ 868