Income Taxes Benefit From Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current Federal Tax Expense (Benefit)	$ 24,408	$ 33,392	$ 1,745
Current State and Local Tax Expense (Benefit)	4,261	2,414	2,120
Current Income Tax Expense (Benefit)	28,669	35,806	3,865
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Deferred Federal Income Tax Expense (Benefit)	2,333	11,916	28,335
Deferred State and Local Income Tax Expense (Benefit)	2,624	521	2,976
Deferred Income Tax Expense (Benefit)	4,957	12,437	31,311
Provision (benefit) from income taxes	$ 33,626	$ 48,243	$ 35,176