Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash	$ 253,519	$ 315,520
Accounts receivable, including related party amounts of $1,133 and $752 as of September 30, 2017 and December 31, 2016, respectively	3,211	3,157
Prepaid expenses and other current assets, including related party amounts of $583 and $0 as of September 30, 2017 and December 31, 2016, respectively	1,856	1,511
Total current assets	258,586	320,188
Property and equipment, net	19,564	21,027
Intangible assets, net	358	399
Restricted cash	3,154	3,150
Other non-current assets	657	198
Total assets	282,319	344,962
Current liabilities:
Accounts payable	2,116	4,569
Accrued expenses, including related party amounts of $0 and $537 as of September 30, 2017 and December 31, 2016, respectively	8,485	16,320
Accrued tax liabilities	427	23
Deferred rent	1,027	1,027
Other current liabilities	62	59
Total current liabilities	12,117	21,998
Deferred revenue, including related party amounts of $171 and $527 as of September 30, 2017 and December 31, 2016, respectively	79,689	77,646
Deferred rent non-current	11,380	12,283
Other non-current liabilities	175	189
Total liabilities	103,361	112,116
Commitments and contingencies (Note 6)
Shareholders’ equity:
Common shares, CHF 0.03 par value, 40,890,954 and 40,253,674 shares authorized at September 30, 2017 and December 31, 2016, respectively, 40,826,727 and 40,164,307 shares issued at September 30, 2017 and December 31, 2016, respectively, 40,381,854 and 39,719,434 shares outstanding at September 30, 2017 and December 31, 2016, respectively, 16,746,246 and 15,325,607 shares in conditional capital at September 30, 2017 and December 31, 2016, respectively.	1,234	1,216
Treasury shares, at cost, 444,873 shares at September 30, 2017 and December 31, 2016, respectively	0	0
Additional paid-in capital	303,292	288,739
Accumulated deficit	(125,580)	(57,083)
Accumulated other comprehensive income (loss)	12	(26)
Total shareholders' equity	178,958	232,846
Total liabilities and shareholders’ equity	$ 282,319	$ 344,962

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.