Note 13 - Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Reconciliation of Cash, Cash Equivalents, and Restricted Cash [Table Text Block]

	September 30,
	2018		2017
Cash and cash equivalents	$	17,292	$	11,224
Restricted cash		1,634		11,927
Total cash, cash equivalents and restricted cash	$	18,926	$	23,151

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

	2018		2017
Supplemental Non-cash Transactions:
Capital expenditures incurred but not paid at September 30	$	3,350	$	5,591
Property acquired under capital leases	$	-	$	1,078
Additions to ARO asset	$	752	$	200