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INCOME TAXES (Tables)
6 Months Ended
Mar. 30, 2019
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 30, 2019 and March 31, 2018
 
Three months ended
 
Six months ended
(dollar amounts in thousands)
March 30, 2019
 
March 31, 2018
 
March 30, 2019
 
March 31, 2018
Income tax expense
$
4,672

 
$
4,800

 
$
15,242

 
$
115,212

Effective tax rate
407.7
%
 
11.6
%
 
79.1
%
 
140.5
%