Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2018

Schedule of Line of Credit Facilities [Table Text Block]

As of June 30, 2018, the Company had the following outstanding revolving loans under its revolving credit facility (amounts in thousands, except percentages):



	Local Currency		United States Dollar Equivalent		Interest Rate
Canadian dollar	C$	7,000	$	5,325	3.14	%
Euro	€	200	$	234	1.50	%

Schedule of Debt [Table Text Block]

The Company's availability to draw from the unused borrowing capacity is subject to covenant limitations as discussed below. As of June 30, 2018, the Company had the following unused borrowing capacity under its revolving credit facility (amounts in thousands):



	June 30, 2018
Total available borrowing capacity	$	625,000
Outstanding revolving loans	$	5,558
Outstanding letter of credit guarantees	$	2,106
Unused borrowing capacity	$	617,336

Revolving Credit Facility [Member]

Debt Instrument [Line Items]

Schedule of Debt [Table Text Block]

he United States dollar-denominated and British pound-denominated term loans will amortize in quarterly installments, with the remaining principal balance payable upon maturity, as set forth below (dollars in thousands):



	Quarterly Payment Date	Principal Amount of Each Quarterly Installment
United States dollar:	December 31, 2019	$	1,725
	March 31, 2020 through March 31, 2023	$	17,788
	Maturity date - June 5, 2023	$	1,085,038

British pound:	September 30, 2019	£	2,058
	December 31, 2019 through March 31, 2023	£	3,412
	Maturity date - June 5, 2023	£	208,111

Credit agreement [Member]

Debt Instrument [Line Items]

Schedule of Debt [Table Text Block]

Since entering into the Amendment, the Company has made prepayments of $105.0 million on its United States term loan and £15.0 million (or $19.8 million at the exchange rate the payment was made) on its U.K. term loan, which were applied towards its future quarterly installments. As of June 30, 2018, the Company had the following amounts of term loans outstanding under the Amended Credit Agreement (amounts in thousands, except percentages):



	Local Currency		United States Dollar Equivalent		Interest Rate
United States dollar	$	1,318,000	$	1,318,000	3.59	%
British pound	£	257,932	$	340,290	2.00	%