Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2018

Intangible Assets [Abstract]

Identifiable Intangible Assets

The following table provides the components of identifiable intangible assets, all of which are finite lived:

	December 31,
	2018			2017
Purchase technology-based intangible	$	2,358		$	2,358
Purchased patent		509			509
		2,867			2,867
Less: accumulated amortization		(2,663	)		(2,613	)
Intangible assets, net	$	204		$	254