Properties and Equipment Assets held-for-sale (Tables)

12 Months Ended

Dec. 31, 2019

Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]

Disclosure of Long Lived Assets Held-for-sale [Table Text Block]

	December 31, 2018
	(in thousands)
Assets
Properties and equipment, net	$	137,448
Other assets	3,257
Total assets	$	140,705
Liabilities
Asset retirement obligation	$	4,111
Total liabilities	$	4,111