Income Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Sep. 01, 2018	Dec. 31, 2015
Operating Loss Carryforwards [Line Items]
Income taxes	$ 16,842	$ 773
Effective income tax rate	22.59%	27.80%
Domestic tax authority | Brand
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards			$ 81,288
Domestic tax authority | Heritage financial group
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 2,788			$ 18,321
State and local jurisdiction | Brand
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	21,781		$ 55,067
State and local jurisdiction | Heritage financial group
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 1,965			$ 16,849