Note 16 - Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

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

	March 31,
	2020		2019
Cash and cash equivalents	$	33,818	$	22,845
Restricted cash		1,620		1,632
Total cash, cash equivalents and restricted cash	$	35,438	$	24,477

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

	2020		2019
Supplemental Non-cash Transactions:
Capital expenditures incurred but not paid at March 31	$	2,215	$	3,878
Dividends payable at March 31, 2020	$	4,852	$	-
Additions to ARO asset	$	70	$	7