Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation of Unrecognized Tax Benefits (Detail)

v2.4.0.6
Income Taxes - Reconciliation of Unrecognized Tax Benefits (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Income Tax Contingency [Line Items]      
Unrecognized Tax Benefits at Beginning of Year $ 1,281 $ 940 $ 1,988
Gross Increases for Tax Positions of Prior Years 14 515 157
Gross Decreases for Tax Positions of Prior Years         
Increase in Tax Positions for Current Year         
Decrease Due to FTB Audit Result     (673)
Transfer to Current State Tax Reserve     (358)
Lapse in Statute of Limitations (41) (174) (174)
Unrecognized Tax Benefits at End of Year $ 1,254 $ 1,281 $ 940