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Property, Plant and Equipment
12 Months Ended
Dec. 29, 2018
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, Plant and Equipment
Property, plant and equipment consisted of the following at December 29, 2018 and December 30, 2017:
 
Useful Life
 
2018
 
2017
Equipment
3-5 years
 
$
16,824,384

 
$
16,811,526

Leasehold improvements
Life of the lease
 
3,676,775

 
3,851,269

Furniture and fixtures
3 years
 
523,736

 
531,870

Equipment under construction
 
 
436,806

 
2,415,957

 
 
 
21,461,701

 
23,610,622

Accumulated depreciation and amortization
 
 
(18,862,859
)
 
(18,533,579
)
Property, plant and equipment, net
 
 
$
2,598,842

 
$
5,077,043


Depreciation expense for the fiscal years 2018, 2017 and 2016 was approximately $1.0 million, $0.9 million and $1 million, respectively.
During the fiscal year 2018, the Company recorded asset impairment charges of $2.5 million associated with equipment that either is not currently being utilized or will not be utilized for its remaining useful life and is not recoverable.