XML 50 R29.htm IDEA: XBRL DOCUMENT v3.20.1

Net Loss Per Share of Common Stock (Details Narrative) - $ / shares	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019
Debt conversion price per share	$ 14.28
2018 Private Placement Transactions [Member]
Number of common shares to be issued	28,971	28,971

X

- Definition

Number of common shares to be issued.

+ References

No definition available.

+ Details

Name:	PCSA_NumberOfCommonSharesToBeIssued
Namespace Prefix:	PCSA_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031898-161870

+ Details

Name:	us-gaap_DebtInstrumentConvertibleConversionPrice1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_TypeOfArrangementAxis=PCSA_TwoThousandEighteenPrivatePlacementTransactionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: