Subsequent Events - Additional Information (Detail) (Subsequent event, USD $) In Millions, unless otherwise specified	1 Months Ended
Jul. 31, 2014
Subsequent event
Subsequent Event [Line Items]
SNB restricted cash utilized to payoff of certain indebtedness	$ 0.5

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

No definition available.