Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of Notional Amounts of Outstanding Derivative Positions

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 (dollars in thousands):

Notional Amount

Effective Date

Expiration Date

Date

Amount

Pay Fixed Rate

Receive Variable Rate

9/30/2015

9/30/2016

9/30/2015

350,000

0.93%

1-month LIBOR

9/30/2016

9/30/2026

100,000

2.79%

3-month LIBOR

9/30/2016

9/30/2026

100,000

2.79%

3-month LIBOR

9/30/2016

9/30/2026

100,000

2.80%

3-month LIBOR

Schedule of Notional Amounts of Expired Derivative

The following table summarizes the Company's interest rate swap agreements that expired during 2015, 2014 and 2013 (dollars in thousands):



		Notional Amount				Receive Variable Rate
Effective Date	Expiration Date	Date	Amount		Paid Fixed Rate	Receive Variable Rate
10/6/2008	9/30/2013	10/6/2008	$	120,000	3.88%	1-month LIBOR
10/4/2012	9/30/2013	10/4/2012	$	1,450,000	0.25%	1-month LIBOR
		1/1/2013	$	1,350,000	0.25%	1-month LIBOR
		4/1/2013	$	1,300,000	0.25%	1-month LIBOR
		7/1/2013	$	1,250,000	0.25%	1-month LIBOR
9/30/2013	9/30/2014	9/30/2013	$	1,350,000	0.35%	1-month LIBOR
		12/31/2013	$	1,300,000	0.35%	1-month LIBOR
		3/31/2014	$	1,250,000	0.35%	1-month LIBOR
		6/30/2014	$	1,200,000	0.35%	1-month LIBOR
9/30/2014	9/30/2015	9/30/2014	$	1,150,000	0.54%	1-month LIBOR
		12/31/2014	$	1,100,000	0.54%	1-month LIBOR
		3/31/2015	$	1,050,000	0.54%	1-month LIBOR
		6/30/2015	$	1,000,000	0.54%	1-month LIBOR

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value

The following table summarizes the fair value of the Company's derivative instruments recorded in the consolidated balance sheets as of December 31, 2015 and 2014 (dollars in thousands):



		Fair Value
	Balance Sheet Location	2015		2014
Asset Derivatives:
Derivatives designated as hedges:
Interest rate swap agreements	Prepaid expenses and other	$	—	$	35
Interest rate swap agreements	Other assets, net	—		101
British pound forward contracts	Other assets, net	1,530		—
Total derivatives designated as hedges		$	1,530	$	136
Liability Derivatives:
Derivatives designated as hedges:
Interest rate swap agreements	Accrued expenses	$	846	$	2,249
Interest rate swap agreements	Other long-term liabilities	11,655		2,462
Total derivatives designated as hedges		$	12,501	$	4,711

Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss)

The following table shows the effect of the Company's derivative instruments designated as cash flow hedges for the years ended December 31, 2015, 2014 and 2013 in other comprehensive income/(loss) (OCI) (dollars in thousands):



	Total Cash Flow Hedge OCI Activity, Net of Tax
	2015			2014			2013
Derivatives Designated as Cash Flow Hedges:
Effective portion of changes in fair value recognized in OCI:
Interest rate swap agreement	$	(4,749	)	$	(23,473	)	$	20,988
British pound forward contracts	912			—			—
	$	(3,837	)	$	(23,473	)	$	20,988

Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location

The following table shows the effect of the Company's derivative instruments not designated as hedges for the years ended December 31, 2015, 2014 and 2013 in the consolidated statements of operations (dollars in thousands):



		Amount Recognized in Earnings
	Location of Amount Recognized in Earnings	2015			2014			2013
Derivative Instruments Not Designated as Hedges:
Cross-currency swap agreements	Interest (expense)/income	$	—		$	(1,184	)	$	(2,696	)
Cross-currency swap agreements	Other (expense)/income, net	—			(86		)	427
British pound forward purchase contracts	Loss on settlement of foreign currency forward purchase contracts	(18,686		)	—			—
		$	(18,686	)	$	(1,270	)	$	(2,269	)

Foreign Exchange Forward [Member]

Derivatives [Line Items]

Schedule of Notional Amounts of Outstanding Derivative Positions

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