This element represents the number of railcars the entity has in each group.

No definition available.

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- Definition

Number of Barges

+ References

No definition available.

+ Details

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- Definition

Number of Towboats

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

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- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

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- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 55
-Paragraph 40
-Subparagraph (Note 3)
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-Publisher FASB
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-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717

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Period Type:	instant

- References

No definition available.

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-SubTopic 10
-Section 55
-Paragraph 40
-Subparagraph (Note 3)
-URI http://asc.fasb.org/extlink&oid=82846649&loc=d3e38371-112697

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

+ Details

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- Details

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- Details

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Operating Leases (Details) $ in Thousands	12 Months Ended
Operating Leases (Details) $ in Thousands	Dec. 31, 2017 USD ($) railcar Barge Towboat	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Expected operating lease payments [Abstract]
2018	$ 3,730
2019	3,111
2020	2,830
2021	1,744
2022	237
Thereafter	3,104
Total operating lease payments	14,756
Operating leases, additional disclosures [Abstract]
Operating lease expense recognized	9,900	$ 9,000	$ 9,400
Cleco Holdings [Member]
Expected operating lease payments [Abstract]
2018	413
2019	0
2020	0
2021	0
2022	0
Thereafter	0
Total operating lease payments	413
Cleco Power [Member]
Expected operating lease payments [Abstract]
2018	3,317
2019	3,111
2020	2,830
2021	1,744
2022	237
Thereafter	3,104
Total operating lease payments	$ 14,343
Cleco Power [Member] \| Utility System [Member]
Operating leases, additional disclosures [Abstract]
Term of operating lease (in years)	10 years
Cleco Power [Member] \| Utility System 2 [Member]
Operating leases, additional disclosures [Abstract]
Term of operating lease (in years)	10 years
Cleco Power [Member] \| Utility System 3 [Member]
Operating leases, additional disclosures [Abstract]
Term of operating lease (in years)	27 years
Cleco Power [Member] \| Railroad Transportation Equipment [Member]
Operating leases, additional disclosures [Abstract]
Number of railcars \| railcar	200
Cleco Power [Member] \| Railcars Group 1 [Member]
Operating leases, additional disclosures [Abstract]
Number of railcars \| railcar	115
Cleco Power [Member] \| Railcars Group 2 [Member]
Operating leases, additional disclosures [Abstract]
Number of railcars \| railcar	85
Cleco Power [Member] \| Maritime Equipment [Member]
Operating leases, additional disclosures [Abstract]
Number of Barges \| Barge	42
Number of Towboats \| Towboat	3