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Goodwill and Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets and Goodwill
Goodwill and other intangible assets consisted of the following (amounts in thousands):
At December 31, 2022At December 31, 2021
Gross Book ValueAccumulated AmortizationNet Book ValueGross Book ValueAccumulated AmortizationNet Book Value
Goodwill$165,843 $— $165,843 $165,843 $— $165,843 
Shurgard® Trade Name18,824 — 18,824 18,824 — 18,824 
Finite-lived intangible assets, subject to amortization201,668 (153,818)47,850 198,180 (79,953)118,227 
Total goodwill and other intangible assets$386,335 $(153,818)$232,517 $382,847 $(79,953)$302,894 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense The estimated future amortization expense for our finite-lived intangible assets at December 31, 2022 is as follows (amounts in thousands):
YearAmount
2023$36,852 
20245,746 
Thereafter5,252 
Total$47,850