XML 17 R31.htm IDEA: XBRL DOCUMENT v3.19.3

Note 10 - Asset Retirement Obligations (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Schedule of Change in Asset Retirement Obligation [Table Text Block]

Balance, December 31, 2018		$	1,824,419
Additions			69,294
Accretion expense			99,086
Liabilities settled			-
Balance, September 30, 2019		$	1,992,799

X

- Definition

Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 30
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859

+ Details

Name:	us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_TableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration