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Other Assets - Long-Term (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]    
Prepaid interest $ 4,322 $ 4,868
Deposits 357 707
Other noncurrent assets 1,117 1,205
Total $ 5,796 $ 6,780