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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2020
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis The following table sets forth by level, within the fair value hierarchy, estimated fair values on a recurring basis (in thousands):
Asset/(Liability) Measured at Fair Value:Asset/(Liability)Quoted Prices in
Active Markets
for Identical
Assets
(Level 1)
Significant
Other
Observable
Inputs 
(Level 2)
Significant
Unobservable
Inputs 
(Level 3)
At March 31, 2020
Interest rate swap derivative instruments$(1,684) $—  $(1,684) $—  
At December 31, 2019
Interest rate swap derivative instrument$(179) $—  $(179) $—