Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2018

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

The following table summarizes the fair value of the Company's derivative instruments recorded in the consolidated balance sheets as of March 31, 2018 and December 31, 2017 (dollars in thousands):



		Fair Value
	Balance Sheet Location	March 31, 2018		December 31, 2017
Asset Derivatives:
Derivatives designated as hedges:
British pound forward contracts	Other assets	$	7,320	$	13,657
Total derivatives designated as hedges		$	7,320	$	13,657
Derivatives not designated as hedges:
Cross-currency swap contract	Prepaid expenses and other	$	12,956	$	5,775
Cross-currency swap contract	Other assets	3,239		2,887
Total derivatives not designated as hedges		$	16,195	$	8,662

Liability Derivatives:
Derivatives designated as hedges:
Interest rate swap agreements	Accrued expenses	$	975	$	1,972
Interest rate swap agreements	Other long-term liabilities	4,327		12,410
British pound forward contracts	Other long-term liabilities	1,535		829
Total derivatives designated as hedges		$	6,837	$	15,211

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]

The following table shows the effect of the Company's derivative instruments designated as cash flow hedges for the three months ended March 31, 2018 and 2017 in other comprehensive income (OCI) (dollars in thousands):



	Total Cash Flow Hedge OCI Activity, Net of Tax
	Three Months Ended
	March 31,
	2018		2017
Derivatives Designated as Cash Flow Hedges:
Effective portion of net changes in fair value recognized in OCI, net of tax:
Interest rate swap agreements	$	6,892	$	(123	)
British pound forward contracts, net ^(a)	9		629
	$	6,901	$	506

(a)

The three months ended March 31, 2018 represented a net gain of $5.5 million for the mark-to-market of the U.K. intercompany loan, partially offset by a net loss of $5.5 million for the mark-to-market of the British pound forward contracts. The three months ended March 31, 2017 represented a net gain of $1.6 million for the mark-to-market of the U.K. intercompany loan, partially offset by a net loss of $1.0 million for the mark-to-market of the British pound forward contracts.

Schedule of Derivative Instruments, Gain (Loss) in Consolidated Statement of Operations [Table Text Block]

The following table shows the effect of the Company's derivative instruments not designated as hedges for the three months ended March 31, 2018 and 2017 in the consolidated statements of operations (dollars in thousands):



		Amount Recognized in Earnings
		Three Months Ended
	Location of Amount Recognized in Earnings	March 31,
	Location of Amount Recognized in Earnings	2018			2017
Derivative Instruments Not Designated as Hedges:
Cross-currency swap agreements, net ^(a)	Other loss, net	(2,762		)	(2,859		)
		$	(2,762	)	$	(2,859	)

(a)

The three months ended March 31, 2018 represented a net gain of $7.3 million for the mark-to-market of the Swaps, partially offset by a net loss of $8.2 million for the mark-to-market of the GRail Intercompany Loan and a net loss of $1.9 million related to the Swaps. The three months ended March 31, 2017 represented a net loss of $10.9 million for the mark-to-market of the Swaps, partially offset by a net gain of $8.0 million for the mark-to-market of the GRail Intercompany Loan.

Interest Rate Swap [Member]

Derivative [Line Items]

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

The following table summarizes the terms of the Company's outstanding interest rate swap agreements entered into to manage the Company's exposure to changes in interest rates on its variable rate debt (amounts in thousands):

Notional Amount

Effective Date

Expiration Date

Date

Amount

Pay Fixed Rate

Receive Variable Rate

9/30/2016

9/30/2026

100,000

2.76%

1-month LIBOR

9/30/2016

9/30/2026

100,000

2.74%

1-month LIBOR

9/30/2016

9/30/2026

100,000

2.73%

1-month LIBOR

12/1/2016

12/1/2021

93,150

2.44%

AUD-BBR

12/1/2016

12/1/2021

93,150

2.44%

AUD-BBR

12/1/2016

12/1/2021

93,150

2.44%

AUD-BBR

12/1/2016

12/1/2021

93,150

2.44%

AUD-BBR

12/1/2016

12/1/2021

55,373

2.44%

AUD-BBR

12/1/2016

12/1/2021

55,373

2.44%

AUD-BBR

12/1/2016

12/1/2021

34,155

2.44%

AUD-BBR

Foreign Exchange Forward [Member]

Derivative [Line Items]

Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]

The following table summarizes the Company's outstanding British pound forward contracts (British pounds in thousands):



Effective Date	Settlement Date	Notional Amount	Exchange Rate
3/25/2015	3/31/2020	£60,000	1.51
3/25/2015	3/31/2020	£60,000	1.50
6/30/2015	3/31/2020	£2,035	1.57
9/30/2015	3/31/2020	£1,846	1.51
12/31/2015	3/31/2020	£1,873	1.48
3/31/2016	3/31/2020	£1,881	1.45
6/30/2016	3/31/2020	£1,909	1.35
9/30/2016	3/31/2020	£1,959	1.33
12/30/2016	3/31/2020	£1,989	1.28
3/31/2017	3/31/2020	£1,975	1.30
6/30/2017	3/31/2020	£2,026	1.34
10/2/2017	3/31/2020	£2,079	1.36
12/29/2017	3/31/2020	£2,111	1.39
3/31/2018	3/31/2020	£2,096	1.44