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Long-Term Debt (Tables)
 12 Months Ended
Dec. 31, 2018
Debt Disclosure [Abstract]  
Schedule of Applicable Debt Margins
The applicable margin for borrowings under the Revolving Credit Facility is determined in accordance with the Credit Agreement as follows:
Consolidated Total Leverage Ratio
 
Applicable Margin
for Eurodollar Loans
 
Applicable Margin
for ABR Loans
 
Commitment Fee Rate
Less than or equal to 3.00 to 1.00
 
1.75
%
 
0.75
%
 
0.375
%
Greater than 3.00 to 1.00 but less than or equal to 3.50 to 1.00
 
2.00
%
 
1.00
%
 
0.375
%
Greater than 3.50 to 1.00 but less than or equal to 4.00 to 1.00
 
2.25
%
 
1.25
%
 
0.500
%
Greater than 4.00 to 1.00 but less than or equal to 4.50 to 1.00
 
2.50
%
 
1.50
%
 
0.500
%
Greater than 4.50 to 1.00
 
2.75
%
 
1.75
%
 
0.500
%