Valuation Allowances on Deferred Tax Assets and Tax Legislation Developments (Tables)

3 Months Ended

Mar. 31, 2020

Income Tax Disclosure [Abstract]

Schedule of Deferred Tax Assets from Net Operating Losses [Table Text Block]

Our deferred tax assets related to net operating losses, which are available to reduce future taxable income, consist of the following (amounts in thousands):

	March 31, 2020		December 31, 2019
Domestic net operating loss carryforward	$	110,167	$	102,827
Foreign net operating loss carryforward	5,826		8,007