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PDMCX JOINT VENTURE, VIE (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jul. 28, 2019
Jul. 29, 2018
Jul. 28, 2019
Jul. 29, 2018
Variable Interest Entity [Abstract]        
Consolidation liabilities, recourse $ 0.0   $ 0.0  
PDMCX [Member]        
Variable Interest Entity [Abstract]        
Gain (loss) on consolidation   $ 0.0 0.0  
Total committed investment 160.0   160.0  
Local financing 35.0   $ 35.0  
Initial term of agreement     2 years  
Period before put or purchase option can be exercised     6 months  
Operating (loss) (1.3) $ (0.2) $ (3.2) $ (0.9)
PDMCX [Member] | Minimum [Member]        
Variable Interest Entity [Abstract]        
Ownership percentage     20.00%  
PDMCX [Member] | Maximum [Member]        
Variable Interest Entity [Abstract]        
Number of business days for obtaining required approvals and clearance for exiting party     3 days  
PDMCX [Member] | Total Support Remaining [Member]        
Variable Interest Entity [Abstract]        
Financial or other support, amount     $ 29.0  
PDMCX [Member] | Cash [Member] | Total Support Remaining [Member]        
Variable Interest Entity [Abstract]        
Financial or other support, amount     14.0  
PDMCX [Member] | Local Financing [Member] | Total Support Remaining [Member]        
Variable Interest Entity [Abstract]        
Local financing 15.0   $ 15.0  
Photronics Interest [Member]        
Variable Interest Entity [Abstract]        
Ownership percentage     50.01%  
Financial or other support, amount     $ 48.0  
Maximum exposure to loss $ 42.5   $ 42.5  
DNP [Member]        
Variable Interest Entity [Abstract]        
Ownership percentage     49.99%  
Financial or other support, amount     $ 48.0