v2.3.0.15
INCOME TAXES (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Sep. 30, 2011
Sep. 30, 2010
INCOME TAXES    
Effective tax rates (as a percent)39.30%41.30%39.60%40.40%
Income tax provision    
Current portion of income tax (benefit) expense$ 3,951$ (4,018)$ 12,866$ (1,031)
Deferred portion of income tax expense12,59612,20542,60019,369
Total income tax expense$ 16,547$ 8,187$ 55,466$ 18,338