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Other Liabilities (Tables)
 9 Months Ended
Sep. 30, 2020
Other Liabilities Disclosure [Abstract]  
Other Liabilities
Other liabilities consist of the following:
($ in thousands)September 30, 2020December 31, 2019
Pension liability (Note 13)$1,447 $1,790 
Interest rate swap liability (Note 10)6,682 2,716 
Supplemental executive retirement plan liability (Note 13)7,851 8,011 
Excess joint venture distributions and other2,511 2,938 
Total$18,491 $15,455