Income Taxes - Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current tax provision-
Federal	$ 33,281	$ 22,728	$ 35,434
State and Puerto Rico	8,388	8,589	6,054
Total current	41,669	31,317	41,488
Deferred tax provision (benefit)-
Federal	(3,750)	4,347	5,391
State and Puerto Rico	(501)	109	(1,213)
Total deferred	(4,251)	4,456	4,178
Provision for income taxes	$ 37,418	$ 35,773	$ 45,666