NON-CONTROLLING INTEREST - Schedule of Ownership of Common Units (Details) - shares	Jun. 30, 2015	Dec. 31, 2014	Nov. 26, 2014
Noncontrolling Interest [Line Items]
Aggregate Ownership of Noncontrolling Interest	100.00%	100.00%
Neff Holdings LLC
Noncontrolling Interest [Line Items]
Number of common units	25,427,815.000	25,427,815.000
Neff Holdings LLC | Non-controlling Interest
Noncontrolling Interest [Line Items]
Number of common units	14,951,625	14,951,625
Neff Holdings LLC | Neff Corporation
Noncontrolling Interest [Line Items]
Number of common units	10,476,190	10,476,190
Neff Holdings LLC
Noncontrolling Interest [Line Items]
Ownership percentage by non-controlling interest	58.80%	58.80%	58.80%
Ownership percentage by parent	41.20%	41.20%	41.20%