Property, Plant and Equipment

12 Months Ended

Dec. 30, 2017

Property, Plant and Equipment [Abstract]

Property, plant and equipment consisted of the following at December 30, 2017 and December 31, 2016:



	Useful Life	2017			2016
Equipment	3-5 years	$	16,811,526		$	17,886,124
Leasehold improvements	Life of the lease	3,851,269			3,721,176
Furniture and fixtures	3 years	531,870			488,802
Equipment under construction		2,415,957			88,227
		23,610,622			22,184,329
Accumulated depreciation and amortization		(18,533,579		)	(19,208,323		)
Property, plant and equipment, net		$	5,077,043		$	2,976,006

In June 2016, the Company's subsidiary Kowon sold its plant and the land on which the plant resided for approximately $8.1 million and recognized a gain of $7.7 million. Other than the sales of the Kowon plant and land there were no material gains or losses on disposals of long-lived assets in fiscal years 2017, 2016 and 2015. Depreciation expense for the fiscal years 2017, 2016 and 2015 was approximately $0.9 million, $1.0 million and $1.5 million, respectively.

Collaborative Arrangements

The Company signed an agreement to jointly purchase and jointly own an advanced production OLED deposition machine with another party to be installed within the other party's facility in order to augment the other party’s existing capacity. This OLED deposition machine is expected to be placed in service in 2018. Under the terms of the agreement, the Company will be entitled to 50% of the new machine capacity. The Company includes the machine in equipment under property, plant and equipment, net, in its consolidated balance sheets. At December 30, 2017, the Company has paid $1.8 million of the expected total cost of $2.0 million for the machine.