Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED AWARDS AND PER SHARE INFORMATION - Stock Repurchase Activities (Detail)

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STOCK-BASED AWARDS AND PER SHARE INFORMATION - Stock Repurchase Activities (Detail) (Stock Repurchase Program [Member], USD $)
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2012
Stock Repurchase Program [Line Items]    
Total number of shares purchased 133,365 133,365
Average price paid per share $ 1.73 $ 1.73
Total number of shares purchased as part of publicly announced plans or programs 133,365 133,365
Maximum number of shares that may yet be purchased under the plans or programs (1) 1,766,135 1,766,135
7-1-2012 to 7-31-2012 [Member]
    
Stock Repurchase Program [Line Items]    
Total number of shares purchased 102,306 102,306
Average price paid per share $ 1.74 $ 1.74
Total number of shares purchased as part of publicly announced plans or programs 102,306 102,306
Maximum number of shares that may yet be purchased under the plans or programs (1) 1,797,194 1,797,194
8-1-2012 to 8-31-2012 [Member]
    
Stock Repurchase Program [Line Items]    
Total number of shares purchased 31,059 31,059
Average price paid per share $ 1.69 $ 1.69
Total number of shares purchased as part of publicly announced plans or programs 31,059 31,059
Maximum number of shares that may yet be purchased under the plans or programs (1) 1,766,135 1,766,135
9-1-2012 to 9-30-2012 [Member]
    
Stock Repurchase Program [Line Items]    
Total number of shares purchased 0 0
Average price paid per share $ 0.00 $ 0.00
Total number of shares purchased as part of publicly announced plans or programs 0 0
Maximum number of shares that may yet be purchased under the plans or programs (1) 1,766,135 1,766,135