Segment Information - Reconciliation of EBITDA (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Segment Reporting Information [Line Items] | ||||
| EBITDA, as adjusted | $ 11,828,000 | $ 14,819,000 | $ 22,318,000 | $ 30,548,000 |
| Interest income | 49,000 | 83,000 | 109,000 | 136,000 |
| Change in fair value of contingent consideration | 0 | 0 | 31,000 | 12,000 |
| Loss on extinguishment of debt | 0 | 0 | (252,000) | (314,000) |
| Interest expense | (1,275,000) | (1,599,000) | (2,715,000) | (3,492,000) |
| Depreciation and amortization | (6,692,000) | (3,787,000) | (13,282,000) | (7,625,000) |
| Non-cash compensation expense | (2,424,000) | (2,083,000) | (5,684,000) | (4,010,000) |
| Financial advisor acquisition expense | (386,000) | (371,000) | (906,000) | (535,000) |
| Amortization of retention and forgivable loans | (2,910,000) | (2,893,000) | (5,608,000) | (5,673,000) |
| Other | (1,005,000) | 0 | (1,990,000) | 0 |
| Acquisition related expenses | (10,000) | (458,000) | (118,000) | (458,000) |
| Net loss attributable to non-controlling interest | (8,000) | (21,000) | (28,000) | (42,000) |
| (Loss) income before income taxes | (2,833,000) | 3,690,000 | (8,125,000) | 8,547,000 |
| Amortization of forgivable loans and advisor recruiting expenses | 1,482,000 | 2,638 | ||
| Loss on write-off of receivable from subtenant | 855,000 | 0 | ||
| Rent expense | 468,000 | |||
| Excise and franchise tax expense | 401,000 | |||
| Independent brokerage and advisory services | ||||
| Segment Reporting Information [Line Items] | ||||
| EBITDA, as adjusted | 10,966,000 | 12,970,000 | 22,752,000 | 24,587,000 |
| Interest expense | (832,000) | (1,281,000) | (1,879,000) | (2,854,000) |
| Depreciation and amortization | (4,814,000) | (3,611,000) | (9,543,000) | (7,311,000) |
| Non-cash compensation expense | (1,197,000) | (1,194,000) | (3,105,000) | (2,273,000) |
| (Loss) income before income taxes | 705,000 | 3,676,000 | 1,421,000 | 5,741,000 |
| Ladenburg | ||||
| Segment Reporting Information [Line Items] | ||||
| EBITDA, as adjusted | 3,275,000 | 3,735,000 | 4,667,000 | 10,390,000 |
| Interest expense | (4,000) | (3,000) | (7,000) | (7,000) |
| Depreciation and amortization | (175,000) | (173,000) | (350,000) | (311,000) |
| Non-cash compensation expense | (151,000) | (153,000) | (335,000) | (305,000) |
| (Loss) income before income taxes | 2,390,000 | 3,412,000 | 2,564,000 | 9,776,000 |
| Wholesale insurance | ||||
| Segment Reporting Information [Line Items] | ||||
| EBITDA, as adjusted | 164,000 | 0 | (214,000) | 0 |
| Interest expense | (171,000) | 0 | (339,000) | 0 |
| Depreciation and amortization | (1,694,000) | 0 | (3,372,000) | 0 |
| Non-cash compensation expense | (60,000) | 0 | (119,000) | 0 |
| (Loss) income before income taxes | (1,759,000) | 0 | (4,043,000) | 0 |
| Corporate | ||||
| Segment Reporting Information [Line Items] | ||||
| EBITDA, as adjusted | (2,577,000) | (1,886,000) | (4,887,000) | (4,429,000) |
| Interest expense | (268,000) | (315,000) | (490,000) | (631,000) |
| Depreciation and amortization | (9,000) | (3,000) | (17,000) | (3,000) |
| Non-cash compensation expense | (1,016,000) | (736,000) | (2,125,000) | (1,432,000) |
| (Loss) income before income taxes | $ (4,169,000) | $ (3,398,000) | $ (8,067,000) | $ (6,970,000) |