Revenue from Contracts with Customers (Tables)

3 Months Ended

Mar. 31, 2020

Revenue from Contracts with Customer [Abstract]

Schedule of Deferred Revenues and Costs [Table Text Block]

Our current and noncurrent deferred revenues, contract assets and deferred costs as ofMarch 31, 2020 and December 31, 2019were as follows (amounts in thousands):

	March 31, 2020		December 31, 2019
Current deferred revenues	$	997	$	1,339
Current deferred costs	591		1,071
Current contract assets	795		—
Noncurrent deferred revenues	$	—	$	57
Noncurrent deferred costs	142		267

Schedule of Amortization of Deferred Revenue and Costs [Table Text Block]

Amortization of deferred revenues and costs during the three months ended March 31, 2020 and 2019 were as follows (amounts in thousands):

	Three months ended March 31,
	2020		2019
Amortization of deferred revenues	$	1,613	$	954
Amortization of deferred costs	1,263		986