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CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019	Dec. 31, 2018	Sep. 30, 2018	Dec. 31, 2017
Reconciliation of cash, cash equivalents and restricted cash
Total cash and cash equivalents	$ 160,979	$ 120,701	$ 121,347	$ 83,537	$ 66,752
Restricted cash	667,919		701,366	723,338	688,193
Restricted cash - due to customers	309,309		369,678	188,591	187,121
Cash, cash equivalents, and restricted cash	$ 1,138,207		$ 1,192,391	$ 995,466	$ 942,066

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