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INCOME TAXES (Tables)
6 Months Ended
Mar. 31, 2018
Income Tax Disclosure [Abstract]  
Provision for income taxes and the effective tax rate
The following table reflects the provision for income taxes and the effective tax rate for the three and six months ended March 31, 2018 and April 1, 2017
 
Three months ended
 
Six months ended
(dollar amounts in thousands)
March 31, 2018
 
April 1, 2017
As Restated
 
March 31, 2018
 
April 1, 2017
As Restated
Income tax expense
4,800

 
5,151

 
115,212

 
7,724

Effective tax rate
11.6
%
 
13.6
%
 
140.5
%
 
13.4
%