XML 31 R20.htm IDEA: XBRL DOCUMENT
v3.20.2

Basis of Presentation and Significant Accounting Policies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2020
Accounting Policies [Abstract] |
Schedule of Reconciliation of Cash, Cash Equivalents and Restricted Cash | The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the statement of cash flows that sum to the total of the same such amounts shown in the statement of cash flows (in thousands):
|  | Six Months Ended June 30, 2020 |  |  | Six Months Ended June 30, 2019 |
|  | Beginning of period |  |  | End of period |  |  | Beginning of period |  |  | End of period |
Cash and cash equivalents |  | $ | 189,680 |  |  | $ | 310,441 |  |  | $ | 134,758 |  |  | $ | 74,432 |
Restricted cash |  |  | 4,787 |  |  |  | 5,770 |  |  |  | 4,826 |  |  |  | 4,787 |
Total cash, cash equivalents and restricted cash shown in the statement of cash flows |  | $ | 194,467 |  |  | $ | 316,211 |  |  | $ | 139,584 |  |  | $ | 79,219 |

X
- Definition Schedule of cash and cash equivalents and restricted cash. + References No definition available. + Details
Name: | acad_ScheduleOfCashAndCashEquivalentsAndRestrictedCashTableTextBlock
Namespace Prefix: | acad_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration