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Other Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Cash surrender value of life insurance policies $ 30,491 $ 30,351
Deposits 2,422 2,564
Other 1,073 2,378
Total other assets $ 33,986 $ 35,293