XML 26 R17.htm IDEA: XBRL DOCUMENT v3.8.0.1

Note 3 - Company Operations - Customers Representing 5% or More of Total Revenue (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenue by Customer	$ 197,323	$ 210,043	$ 793,099	$ 637,999
Major Customers 1 [Member]
Revenue by Customer			179,292	112,835
Major Customers 2 [Member]
Revenue by Customer			100,322	97,135
Major Customers 3 [Member]
Revenue by Customer			88,284	63,449
Major Customers 4 [Member]
Revenue by Customer			56,008	52,063
Major Customers 5 [Member]
Revenue by Customer			45,443	51,020
Major Customers 6 [Member]
Revenue by Customer			$ 40,655	$ 47,666

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers4Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers5Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=ckx_MajorCustomers6Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: