SUPPLEMENTAL CONSOLIDATING STATEMENTS - Condensed Consolidating Balance Sheet (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 225	$ 207	$ 589	$ 190
Accounts receivable, net	59,490	66,375
Inventories	2,109	2,005
Rental equipment, net	479,491	420,245
Property and equipment, net	35,575	30,210
Prepaid expenses and other assets	17,276	16,959
Goodwill	58,765	58,765
Investment in Subsidiary	0	0
Intercompany	0	0
Intangible assets, net	15,957	16,600
Total assets	668,888	611,366
Liabilities
Accounts payable	21,370	27,389
Accrued expenses and other liabilities	30,086	31,203
Revolving credit facility	293,000	245,200
Second lien loan, net of original issue discount	476,833	476,713
Payable pursuant to tax receivable agreement	28,670	31,557
Deferred tax liability, net	6,617	5,405
Total liabilities	856,576	817,467
Stockholders' deficit
Additional paid-in capital	(111,794)	(112,185)
Retained earnings	9,947	1,599
Members' deficit	0	0
Accumulated surplus	0	0
Total stockholders' deficit	(101,592)	(110,331)
Non-controlling interest	(86,096)	(95,770)
Total stockholders' deficit and non-controlling interest	(187,688)	(206,101)
Total liabilities and stockholders' deficit and non-controlling interest	668,888	611,366
Eliminations
ASSETS
Cash and cash equivalents	0	0
Accounts receivable, net	0	0
Inventories	0	0
Rental equipment, net	0	0
Property and equipment, net	0	0
Prepaid expenses and other assets	0	0
Goodwill	0	0
Investment in Subsidiary	(240,404)	(200,045)
Intercompany	0	0
Intangible assets, net	0	0
Total assets	(240,404)	(200,045)
Liabilities
Accounts payable	0	0
Accrued expenses and other liabilities	0	0
Revolving credit facility	0	0
Second lien loan, net of original issue discount	0	0
Payable pursuant to tax receivable agreement	0	0
Deferred tax liability, net	0	0
Total liabilities	0	0
Stockholders' deficit
Additional paid-in capital	(146,143)	(146,143)
Retained earnings	0	0
Members' deficit	187,873	188,547
Accumulated surplus	(126,240)	(76,881)
Total stockholders' deficit	(84,510)	(34,477)
Non-controlling interest	(155,894)	(165,568)
Total stockholders' deficit and non-controlling interest	(240,404)	(200,045)
Total liabilities and stockholders' deficit and non-controlling interest	(240,404)	(200,045)
Neff Rental LLC | Reportable Legal Entities
ASSETS
Cash and cash equivalents	223	205
Accounts receivable, net	59,490	66,375
Inventories	2,109	2,005
Rental equipment, net	479,491	420,245
Property and equipment, net	35,575	30,210
Prepaid expenses and other assets	17,276	16,959
Goodwill	58,765	58,765
Investment in Subsidiary	0	0
Intercompany	6,490	6,206
Intangible assets, net	15,957	16,600
Total assets	675,376	617,570
Liabilities
Accounts payable	21,370	27,389
Accrued expenses and other liabilities	29,966	31,188
Revolving credit facility	293,000	245,200
Second lien loan, net of original issue discount	476,833	476,713
Payable pursuant to tax receivable agreement	0	0
Deferred tax liability, net	0	0
Total liabilities	821,169	780,490
Stockholders' deficit
Additional paid-in capital	0	0
Retained earnings	0	0
Members' deficit	(187,873)	(188,547)
Accumulated surplus	42,080	25,627
Total stockholders' deficit	(145,793)	(162,920)
Non-controlling interest	0	0
Total stockholders' deficit and non-controlling interest	(145,793)	(162,920)
Total liabilities and stockholders' deficit and non-controlling interest	675,376	617,570
Neff LLC | Reportable Legal Entities
ASSETS
Cash and cash equivalents	0	0
Accounts receivable, net	0	0
Inventories	0	0
Rental equipment, net	0	0
Property and equipment, net	0	0
Prepaid expenses and other assets	0	0
Goodwill	0	0
Investment in Subsidiary	42,080	25,627
Intercompany	0	0
Intangible assets, net	0	0
Total assets	42,080	25,627
Liabilities
Accounts payable	0	0
Accrued expenses and other liabilities	0	0
Revolving credit facility	0	0
Second lien loan, net of original issue discount	0	0
Payable pursuant to tax receivable agreement	0	0
Deferred tax liability, net	0	0
Total liabilities	0	0
Stockholders' deficit
Additional paid-in capital	0	0
Retained earnings	0	0
Members' deficit	0	0
Accumulated surplus	42,080	25,627
Total stockholders' deficit	42,080	25,627
Non-controlling interest	0	0
Total stockholders' deficit and non-controlling interest	42,080	25,627
Total liabilities and stockholders' deficit and non-controlling interest	42,080	25,627
Neff Holdings LLC | Reportable Legal Entities
ASSETS
Cash and cash equivalents	0	0
Accounts receivable, net	0	0
Inventories	0	0
Rental equipment, net	0	0
Property and equipment, net	0	0
Prepaid expenses and other assets	0	0
Goodwill	0	0
Investment in Subsidiary	42,080	25,627
Intercompany	0	0
Intangible assets, net	0	0
Total assets	42,080	25,627
Liabilities
Accounts payable	0	0
Accrued expenses and other liabilities	0	0
Revolving credit facility	0	0
Second lien loan, net of original issue discount	0	0
Payable pursuant to tax receivable agreement	0	0
Deferred tax liability, net	0	0
Total liabilities	0	0
Stockholders' deficit
Additional paid-in capital	0	0
Retained earnings	0	0
Members' deficit	0	0
Accumulated surplus	42,080	25,627
Total stockholders' deficit	42,080	25,627
Non-controlling interest	0	0
Total stockholders' deficit and non-controlling interest	42,080	25,627
Total liabilities and stockholders' deficit and non-controlling interest	42,080	25,627
Neff Corporation | Reportable Legal Entities
ASSETS
Cash and cash equivalents	2	2
Accounts receivable, net	0	0
Inventories	0	0
Rental equipment, net	0	0
Property and equipment, net	0	0
Prepaid expenses and other assets	0	0
Goodwill	0	0
Investment in Subsidiary	156,244	148,791
Intercompany	(6,490)	(6,206)
Intangible assets, net	0	0
Total assets	149,756	142,587
Liabilities
Accounts payable	0	0
Accrued expenses and other liabilities	120	15
Revolving credit facility	0	0
Second lien loan, net of original issue discount	0	0
Payable pursuant to tax receivable agreement	28,670	31,557
Deferred tax liability, net	6,617	5,405
Total liabilities	35,407	36,977
Stockholders' deficit
Additional paid-in capital	34,349	33,958
Retained earnings	9,947	1,599
Members' deficit	0	0
Accumulated surplus	0	0
Total stockholders' deficit	44,551	35,812
Non-controlling interest	69,798	69,798
Total stockholders' deficit and non-controlling interest	114,349	105,610
Total liabilities and stockholders' deficit and non-controlling interest	149,756	142,587
Common Class A
Stockholders' deficit
Common stock	105	105
Common Class A | Eliminations
Stockholders' deficit
Common stock	0	0
Common Class A | Neff Rental LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	0	0
Common Class A | Neff LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	0	0
Common Class A | Neff Holdings LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	0	0
Common Class A | Neff Corporation | Reportable Legal Entities
Stockholders' deficit
Common stock	105	105
Common Class B
Stockholders' deficit
Common stock	$ 150	$ 150
Common Class B | Eliminations
Stockholders' deficit
Common stock
Common Class B | Neff Rental LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	$ 0	$ 0
Common Class B | Neff LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	0	0
Common Class B | Neff Holdings LLC | Reportable Legal Entities
Stockholders' deficit
Common stock	0	0
Common Class B | Neff Corporation | Reportable Legal Entities
Stockholders' deficit
Common stock	$ 150	$ 150