| Component: (Network and Table) | |
|---|---|
| Network | 00400 - Statement - Consolidated Statements of Cash Flows (http://www.2u.com/role/StatementConsolidatedStatementsOfCashFlows)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001459417 (http://www.sec.gov/CIK) | 
| Consolidated Statements of Cash Flows | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
Consolidated Statements of Cash Flows  | |||
Cash flows from operating activities  | |||
Net loss  | (20,684,000)   | (26,733,000)   | (28,999,000)   | 
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:  | |||
Depreciation and amortization  | |||
Stock-based compensation expense  | |||
Charge related to execution of new lease agreement  | |||
Changes in operating assets and liabilities:  | |||
(Increase) decrease in accounts receivable, net  | (  | (  | |
Increase in advances to clients  | (  | (  | (  | 
Increase in prepaid expenses and other current assets  | (  | (  | (  | 
(Decrease) increase in accounts payable  | (  | (  | |
Increase in accrued compensation and related benefits  | |||
Increase in accrued expenses and other liabilities  | |||
Increase in deferred revenue  | |||
Decrease (increase) in payments to clients  | (  | (  | |
Decrease (increase) in other assets and other liabilities, net  | (  | ||
Other  | |||
Net cash provided by (used in) operating activities  | (  | (  | |
Cash flows from investing activities  | |||
Capitalized technology and content development cost expenditures  | (  | (  | (  | 
Purchases of property and equipment  | (  | (  | (  | 
Other  | (  | (  | (  | 
Net cash used in investing activities  | (  | (  | (  | 
Cash flows from financing activities  | |||
Proceeds from exercise of stock options  | |||
Proceeds from issuance of common stock, net of offering costs  | |||
Proceeds from revolving line of credit  | |||
Payment on revolving line of credit  | (  | ||
Other  | (  | (  | |
Net cash provided by financing activities  | |||
Net (decrease) increase in cash and cash equivalents  | (  | ||
Cash and cash equivalents, beginning of period  | 183,729,000    | ||
Cash and cash equivalents, end of period  | 168,730,000    | 183,729,000    | 86,929,000    | 
Supplemental disclosure of non-cash investing and financing activities  | |||
Accrued capital expenditures  | |||
Accretion of issuance costs on redeemable convertible preferred stock  | 89,000    | ||
Common stock granted in exchange for consulting services received  | |||