Subsequent Events - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended	0 Months Ended
	Jun. 30, 2014	Aug. 11, 2014 Subsequent Event [Member]
Subsequent Event [Line Items]
Minimum customary covenants maintaining period	12 months
Minimum twelve-month trailing EBITDA	$ 4.3
Availability block amount replacing interest rate reserve		$ 2.0
Fixed charge coverage ratio		1.50
Fixed charge coverage ratio, minimum		1.00