Annual report pursuant to Section 13 and 15(d)

Results of Qualitative Analysis for Annual Testing (Detail)

v2.4.0.6
Results of Qualitative Analysis for Annual Testing (Detail)
12 Months Ended
Dec. 31, 2012
Prior Year | Atlanta Georgia
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 13.34%
Prior Year | Chicago Illinois
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 11.85%
Prior Year | Cleveland Ohio
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 9.03%
Prior Year | Dallas
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 7.83%
Prior Year | Detroit Michigan
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 10.17%
Prior Year | Louisville Kentucky
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 24.08%
Prior Year | Miami Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 14.93%
Prior Year | Omaha Nebraska
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 14.36%
Prior Year | Orlando, Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 19.36%
Prior Year | Portland O R
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 19.47%
Prior Year | Sacramento CA
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 10.46%
Prior Year | Tampa Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 16.17%
Current year | Atlanta Georgia
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 7.54%
Current year | Chicago Illinois
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 6.38%
Current year | Cleveland Ohio
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 2.23%
Current year | Dallas
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 10.38%
Current year | Detroit Michigan
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 4.69%
Current year | Louisville Kentucky
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 7.21%
Current year | Miami Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 27.84%
Current year | Omaha Nebraska
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 8.82%
Current year | Orlando, Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 38.74%
Current year | Portland O R
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 11.00%
Current year | Sacramento CA
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 4.87%
Current year | Tampa Florida
 
Goodwill And Other Intangibles [Line Items]  
Excess Fair Value Estimate 44.76%