Annual report pursuant to Section 13 and 15(d)

Leases - Future Minimum Lease Payments Under Non-Cancellable Leases (Parenthetical) (Detail)

v2.4.0.6
Leases - Future Minimum Lease Payments Under Non-Cancellable Leases (Parenthetical) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Leases [Line Items]  
Minimum lease payments including currently payable $ 819