| Component: (Network and Table) | |
|---|---|
| Network | 00500 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (http://www.glu.com/role/StatementConsolidatedStatementsOfCashFlows)  | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001366246 (http://www.sec.gov/CIK) | 
| Statement of Cash Flows [Abstract] | Period [Axis] | ||
|---|---|---|---|
2016-01-01 - 2016-12-31  | 2015-01-01 - 2015-12-31  | 2014-01-01 - 2014-12-31  | |
Statement of Cash Flows [Abstract]  | |||
Cash flows from operating activities:  | |||
Net (loss)/income  | (87,440,000)   | (7,185,000)   | 8,148,000    | 
Adjustments to reconcile net loss to net cash used in operating activities:  | |||
Depreciation  | |||
Impairment and amortization of intangible assets (including impairment and amortization of intangible assets acquired from a related party of $5,000, $0, and $0 as of December 31, 2016, December 31, 2015, and December 31, 2014, respectively)  | |||
Change in fair value of investments  | |||
Non-cash foreign currency remeasurement loss  | |||
Stock-based compensation  | |||
Non-cash warrant (benefit)/expense  | (  | ||
Other non-cash income tax expense  | |||
Impairment of prepaid royalties and minimum guarantees (including impairment of prepaid royalties and minimum guarantees paid to a related party of $9,866, $0, and $0 as of December 31, 2016, December 31, 2015, and December 31, 2014, respectively)  | |||
Impairment on investments  | |||
Changes in allowance for doubtful accounts  | (  | (  | |
Changes in operating assets and liabilities, net of effect of acquisitions:  | |||
Accounts receivable  | (  | ||
Prepaid royalties  | (  | (  | (  | 
Prepaid expenses and other assets  | (  | (  | |
Accounts payable and other accrued liabilities  | (  | (  | |
Accrued liabilities  | (  | (  | |
Accrued compensation  | (  | ||
Accrued royalties and license fees  | (  | ||
Deferred revenue  | (  | ||
Accrued restructuring  | (  | ||
Other long-term liabilities  | (  | (  | (  | 
Net cash (used in)/generated from operating activities  | (  | (  | |
Cash flows from investing activities:  | |||
Purchase of property and equipment  | (  | (  | (  | 
Net cash paid for acquisitions  | (  | (  | (  | 
Increase/decrease in restricted cash  | (  | ||
Investments in Plain Vanilla Corp. and Diary Free Games, Inc. (Note 6)  | (  | ||
Purchase of intangible assets (including purchase of intangible assets from a related party of $2,500, $0, and $0 as of December 31, 2016, December 31, 2015, and December 31, 2014, respectively)  | (  | (  | |
Other investing activities  | (  | (  | |
Net cash used in investing activities  | (  | (  | (  | 
Cash flows from financing activities:  | |||
Payments on acquired line of credit and term loans  | (  | (  | |
Proceeds from public offering, net of issuance costs  | |||
Proceeds from exercise of stock options and purchases under the ESPP  | |||
Taxes paid related to net share settlement of equity awards  | (  | (  | (  | 
Excess tax benefit from stock awards  | |||
Cash paid to acquire non-controlling interest in Crowdstar  | (  | ||
Proceeds from exercise of stock warrants and issuance of common stock  | |||
Proceeds from private offering, net of issuance costs  | |||
Net cash (used in)/provided by financing activities  | (  | ||
Effect of exchange rate changes on cash  | (  | (  | (  | 
Net (decrease)/increase in cash and cash equivalents  | (  | ||
Cash and cash equivalents at beginning of period  | 180,542,000    | ||
Cash and cash equivalents at end of period  | 102,102,000    | 180,542,000    | 70,912,000    | 
Supplemental disclosure of cash flow information  | |||
Common stock issued for acquisitions  | 61,861,000    | ||
Common stock issued as contingent consideration earned  | 5,821,000    | ||
Income taxes paid  | |||