Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Current assets
Cash and cash equivalents	$ 241,104	$ 432,608
Restricted cash	18,133	6,446
Short-term investments	35,365	0
Accrued revenue, net	38,686	15,363
Inventory	85,654	22,694
Loans held for sale	30,169	4,913
Prepaid expenses	6,763	11,916
Other current assets	5,860	2,307
Total current assets	461,734	496,247
Long-term investments	34,954	0
Property and equipment, net	35,675	25,187
Right of use assets, net	44,830
Goodwill and intangibles, net	11,748	11,992
Other non-current assets	10,627	9,395
Total assets	599,568	542,821
Current liabilities
Accounts payable	4,217	2,516
Accrued liabilities	57,423	30,837
Other payables	18,250	6,544
Borrowings under warehouse credit facilities	29,427	4,733
Current operating lease liabilities	8,719
Current portion of deferred rent	36	1,588
Total current liabilities	118,072	46,218
Non-current operating lease liabilities	52,634
Deferred rent	0	11,079
Convertible senior notes, net	116,617	113,586
Total liabilities	287,323	170,883
Commitments and contingencies (Note 7)
Stockholders’ equity
Common stock—par value $0.001 per share; 500,000,000 shares authorized; 91,777,537 and 90,151,341 shares issued and outstanding, respectively	92	90
Additional paid-in capital	562,894	542,829
Accumulated other comprehensive income	44	0
Accumulated deficit	(250,785)	(170,981)
Total stockholders’ equity	312,245	371,938
Total liabilities and stockholders’ equity	$ 599,568	$ 542,821