Restructuring and Integration Costs (Tables)

12 Months Ended

Dec. 31, 2021

Restructuring and Related Activities [Abstract]

Schedule of Pre-tax Restructuring Charges

The Company incurred restructuring and integration costs from continuing operations for the year ended December 31, 2021, primarily associated with its vacated leased office space in conjunction with its acquisitions of TRS and Valence. Additionally, the Company incurred integration costs primarily related to its acquisition of Cornerstone Macro and the announced acquisition of Stamford Partners LLP ("Stamford Partners"), as discussed in Note 25. The Company incurred restructuring and integration costs from continuing operations for the year ended December 31, 2020, primarily in conjunction with its acquisitions of Sandler O'Neill, Valence and TRS. The Company incurred restructuring and integration costs from continuing operations for the year ended December 31, 2019, primarily in conjunction with its acquisition of Weeden & Co. and the pending acquisition of Sandler O'Neill.

	Year Ended December 31,
(Amounts in thousands)	2021		2020		2019
Vacated leased office space	$	3,404	$	2,481	$	1,726
Severance, benefits and outplacement	317		3,032		2,938
Contract termination	—		891		2,798
Total restructuring costs	3,721		6,404		7,462
Integration costs	1,003		4,351		6,859
Total restructuring and integration costs	$	4,724	$	10,755	$	14,321