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Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Beginning balance	$ 2,281	$ 16,994	$ 32,548
Additions - PHH acquisition	13,108	0	0
Additions for tax positions of current year	412	0	0
Additions for tax positions of prior years	1,354	2,281	0
Reductions for tax positions of prior years	(236)	0	0
Reductions for settlements	(3,188)	(387)	(14,420)
Lapses in statute of limitations	(4,109)	(16,607)	(1,134)
Ending balance	$ 9,622	$ 2,281	$ 16,994

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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