Annual report pursuant to Section 13 and 15(d)

INCOME TAXES (Details)

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INCOME TAXES (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Current:      
Federal $ 69,102 $ 68,667 $ 59,053
State 12,949 11,335 9,936
Foreign 14,464 7,534 4,391
Total current tax 96,515 87,536 73,380
Deferred:      
Federal (5,991) 1,286 6,123
State 2,892 2,078 2,159
Foreign (149) 129 158
Total deferred tax (3,248) 3,493 8,440
TOTAL PROVISION FOR INCOME TAXES 93,267 91,029 81,820
Reconciliation of primary factors causing income tax expense to be different than the federal statutory rate      
Income tax at statutory rate 91,222 85,112 76,820
State income tax expense (net of federal benefit) 8,876 8,377 7,429
Foreign tax benefit 9,857 (1,729) (1,760)
Foreign tax credit (19,155) (2,816) (205)
Other 2,467 2,085 (464)
TOTAL PROVISION FOR INCOME TAXES $ 93,267 $ 91,029 $ 81,820
Effective income tax rate (as a percent) 35.80% 37.40% 37.30%
Income taxes paid net of refunds $ 88,766 $ 82,690 $ 74,454