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Consolidated Statements of Cash Flows (Parenthetical) | 6 Months Ended
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Jun. 30, 2018 USD ($) shares
Statement of Cash Flows [Abstract] |
Common stock, shares transferred | 2,090,301
Conversion of senior convertible debt, value | $ | $ 2,350,000
Accrued interest converted into shares of common stock | 1,206,245

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- Definition Accrued interest converted into shares of common stock. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Conversion of senior convertible debt, value. + References No definition available. + Details
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Namespace Prefix: | PCSA_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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