Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Segment Information (Details)

v3.8.0.1
Segment Information - Segment Information (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Segment Reporting Information [Line Items]      
Revenues $ 329,384 $ 290,291  
Income (loss) before income taxes 7,636 (4,518)  
EBITDA, as adjusted 20,164 7,490  
Identifiable assets 684,155 524,048 $ 632,025
Depreciation and amortization 5,809 7,432  
Interest 1,866 477  
Capital expenditures 2,239 2,393  
Non-cash compensation 1,494 1,429  
Corporate      
Segment Reporting Information [Line Items]      
Revenues 481 284  
Income (loss) before income taxes (7,226) (5,077)  
EBITDA, as adjusted (4,939) (3,915)  
Identifiable assets 81,138 19,695  
Depreciation and amortization 3 15  
Interest 1,376 73  
Capital expenditures 0 39  
Non-cash compensation 951 941  
Independent Advisory and Brokerage Services | Operating Segments      
Segment Reporting Information [Line Items]      
Revenues 275,529 265,841  
Income (loss) before income taxes 10,680 3,594  
EBITDA, as adjusted 20,011 11,735  
Identifiable assets 468,800 417,972  
Depreciation and amortization 5,452 5,450  
Interest 287 236  
Capital expenditures 2,095 2,188  
Non-cash compensation 310 268  
Ladenburg | Operating Segments      
Segment Reporting Information [Line Items]      
Revenues 22,314 11,865  
Income (loss) before income taxes 4,313 (520)  
EBITDA, as adjusted 4,651 113  
Identifiable assets 46,960 35,770  
Depreciation and amortization 112 163  
Interest 35 0  
Capital expenditures 90 133  
Non-cash compensation 176 158  
Insurance Brokerage | Operating Segments      
Segment Reporting Information [Line Items]      
Revenues 31,060 12,301  
Income (loss) before income taxes (131) (2,515)  
EBITDA, as adjusted 441 (443)  
Identifiable assets 87,257 50,611  
Depreciation and amortization 242 1,804  
Interest 168 168  
Capital expenditures 54 33  
Non-cash compensation $ 57 $ 62