XML 69 R100.htm IDEA: XBRL DOCUMENT v2.4.0.6
Goodwill and Other Amortizing Intangible Assets - Summarized Other Intangible Assets (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Goodwill And Other Intangibles [Line Items]    
Gross Intangible Assets $ 22,470 $ 22,470
Accumulated Amortization (20,095) (18,627)
Net Intangible Assets $ 2,375 $ 3,843