XML 82 R66.htm IDEA: XBRL DOCUMENT v3.25.0.1

Note 14 - Earnings Per Share (Details Textual)	1 Months Ended
	Mar. 31, 2022	Aug. 31, 2021
Stock Split To [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	2	2

X

- Definition

Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 4.C)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-4

+ Details

Name:	us-gaap_StockholdersEquityNoteStockSplitConversionRatio1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_NonmonetaryTransactionTypeAxis=ptsi_StockSplitToMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: