Annual report pursuant to Section 13 and 15(d)

INCOME TAXES - Schedule of Income Tax Reconciliation (Details)

v3.6.0.2
INCOME TAXES - Schedule of Income Tax Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]      
Expected taxes at current federal statutory income tax rate $ 76,321 $ 66,312 $ 72,946
State income taxes, net of federal tax benefit 5,791 5,764 7,271
Manufacturing deduction (6,708) (5,917) (6,499)
Federal tax credits (7,229) (6,172) (7,835)
Non-deductible costs and other 344 739 293
Income tax expense $ 68,519 $ 60,726 $ 66,176