XML 13 R2.htm IDEA: XBRL DOCUMENT v3.10.0.1
CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Current assets:    
Cash and cash equivalents $ 201,807 $ 211,727
Marketable securities 58,336 93,394
Accounts receivable 20,970 13,643
Prepaid expenses 4,315 3,151
Other current assets 214 383
Total current assets 285,642 322,298
Property, equipment and software, net 58,649 49,983
Other assets 11,065 1,602
Total assets 355,356 373,883
Current liabilities:    
Accounts payable 986 2,451
Accrued expenses 38,477 38,581
Deferred revenue 7,377 7,202
Deferred rent 1,010 1,048
Lease exit liability 0 298
Other liabilities 175 175
Total current liabilities 48,025 49,755
Deferred revenue, net of current portion 14,134 13,637
Deferred rent, net of current portion 10,553 11,253
Total liabilities 72,712 74,645
Stockholders' equity:    
Common stock, $0.01 par value -- 125,000,000 shares authorized, 42,248,075 and 36,859,077 shares outstanding at September 30, 2018 and December 31, 2017, respectively 422 369
Additional paid-in capital 727,849 611,270
Accumulated deficit (445,627) (312,340)
Accumulated other comprehensive loss 0 (61)
Total stockholders' equity 282,644 299,238
Total liabilities and stockholders' equity $ 355,356 $ 373,883