Related Parties - Agreements Narrative (Details)	2 Months Ended	3 Months Ended
	Jan. 31, 2016 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Feb. 24, 2016 MW	Dec. 31, 2015 USD ($)	Aug. 05, 2015 USD ($)	Aug. 04, 2015 USD ($) MW
Related Party Transaction [Line Items]
General and administrative - affiliate		$ 7,237,000	$ 2,967,000
Cost of operations - affiliate		5,030,000	964,000
Due to Sun Edison, net		45,827,000			$ 44,254,000
Contributions of additional paid in capital		45,991,000	2,916,000
Senior notes
Related Party Transaction [Line Items]
Extinguishment of debt, amount	$ 49,600,000
Additional Paid-in-Capital | SunEdison
Related Party Transaction [Line Items]
Contributions of additional paid in capital		25,600,000	5,000,000
Del Litoral | SunEdison
Related Party Transaction [Line Items]
Capacity of acquired power plants | MW							17.4
El Naranjal | SunEdison
Related Party Transaction [Line Items]
Capacity of acquired power plants | MW							57.4
Bora Bora | SunEdison
Related Party Transaction [Line Items]
Capacity of acquired power plants | MW							24.1
NPS Star
Related Party Transaction [Line Items]
Capacity of acquired power plants | MW				17.8
WXA
Related Party Transaction [Line Items]
Capacity of acquired power plants | MW				17.8
Management services agreement | Maximum | SunEdison
Related Party Transaction [Line Items]
Management fee due to parent in 2015						$ 0
Management fee due to parent in 2016-2018 (in percent of Terra LLC's cash available for distribution)						2.50%
Corporate overhead allocation | SunEdison
Related Party Transaction [Line Items]
General and administrative - affiliate		7,200,000	$ 3,000,000
Interest payment agreement | SunEdison
Related Party Transaction [Line Items]
IPO terms, expected aggregate interest expense deduction due to debt extinguishment	$ 2,900,000
Interest payment agreement | Senior notes | Maximum | Global Operating LLC | SunEdison
Related Party Transaction [Line Items]
IPO terms, expected aggregate interest expense year one		$ 41,200,000					$ 81,200,000
IPO terms, expected aggregate interest expense year two							40,000,000
IPO terms, expected aggregate interest expense year three							30,000,000
IPO terms, expected aggregate interest expense year four							20,000,000
IPO terms, expected aggregate interest expense year five							$ 10,000,000