Annual report pursuant to Section 13 and 15(d)

Income Taxes - Schedule of Income Tax Provision Attributable to Income from Continuing Operations (Details)

v3.3.1.900
Income Taxes - Schedule of Income Tax Provision Attributable to Income from Continuing Operations (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2013
Income Tax Disclosure [Abstract]                      
Statutory federal income tax rate                 35.00% 35.00% 35.00%
Tax at the statutory federal rate                 $ 9,335 $ 6,623 $ 11,086
Increase (decrease) resulting from:                      
State income taxes, net of federal benefit                 1,279 183 1,067
Federal impacts from IRS exam and tax return amendments                 0 0 19
Permanent and other reconciling items, net                 280 3,083 (143)
Other                 11 0 0
Total provision for income taxes $ (35) $ 6,227 $ 950 $ 3,763 $ 6,653 $ 791 $ 2,992 $ (547) $ 10,905 $ 9,889 $ 12,029