XML 55 R46.htm IDEA: XBRL DOCUMENT
v3.22.1

Note 10 - Stockholders' Equity - Dividends Declared (Details) - $ / shares | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Common Class A [Member] |  |
Cash Dividend Declared (in dollars per share) | $ 0.105 | $ 0.101
Series D Preferred Stock [Member] |  |
Distributions Declared (in dollars per share) | 0.586 | 0
Series D Preferred Stock [Member] | Dividends Declared, January [Member] |  |
Distributions Declared (in dollars per share) | 0.19531 | 0
Series D Preferred Stock [Member] | Dividends Declared, February [Member] |  |
Distributions Declared (in dollars per share) | 0.19531 | 0
Series D Preferred Stock [Member] | Dividends Declared, March [Member] |  |
Distributions Declared (in dollars per share) | $ 0.19531 | $ 0

X
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
Name: | us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate dividends declared during the period for each share of preferred stock outstanding. + References No definition available. + Details
Name: | us-gaap_PreferredStockDividendsPerShareDeclared
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_SeriesDPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DividendsAxis=sqft_DividendsDeclaredJanuaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DividendsAxis=sqft_DividendsDeclaredFebruaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DividendsAxis=sqft_DividendsDeclaredMarchMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |