Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2015

Table Text Block Supplement [Abstract]

Schedule of Financial Instruments Carried at Fair Value [Table Text Block]

The following table presents the Company's financial instruments carried at fair value using Level 2 inputs as of June 30, 2015 and December 31, 2014 (dollars in thousands):

	June 30, 2015		December 31, 2014
Financial instruments carried at fair value using Level 2 inputs:
Financial assets carried at fair value:
Interest rate swap agreements	$	415	$	136
Financial liabilities carried at fair value:
Interest rate swap agreements	$	2,187	$	4,711
British pound forward purchase contracts	8,812		—
Total financial liabilities carried at fair value	$	10,999	$	4,711

The following table presents the Company's financial instrument carried at fair value using Level 3 inputs as of June 30, 2015 (amounts in thousands):

	June 30, 2015
	GBP		USD
Financial instruments carried at fair value using Level 3 inputs:
Financial liabilities carried at fair value:
Accrued deferred consideration	£	23,957	$	37,673

Schedule of Financial Instruments Carried at Historical Cost [Table Text Block]

The following table presents the carrying value and fair value using Level 2 inputs of the Company's financial instruments carried at historical cost as of June 30, 2015 and December 31, 2014 (dollars in thousands):

	June 30, 2015				December 31, 2014
	Carrying Value		Fair Value		Carrying Value		Fair Value
Financial liabilities carried at historical cost:
United States term loan	$	1,782,000	$	1,771,269	$	1,407,000	$	1,402,950
Australian term loan	239,493		239,950		133,857		133,900
U.K. term loan	159,894		159,634		—		—
Revolving credit facility	91,092		91,112		43,187		43,304
Amortizing notes component of tangible equity units	5,654		5,702		11,184		11,233
Other debt	3,510		3,494		8,544		8,523
Total	$	2,281,643	$	2,271,161	$	1,603,772	$	1,599,910