Long-term Debt (Tables)

12 Months Ended

Dec. 31, 2012

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term debt consisted of the following as of December 31, 2012 and 2011 (dollars in thousands):

	2012		2011
Senior credit facilities with variable interest rates (weighted average of 3.04% and 3.15% before impact of interest rate swaps at December 31, 2012 and 2011, respectively) due 2017	$	1,805,799	$	493,345
Amortizing Notes component of TEUs with fixed interest rate of 5.00% due 2015	32,435		—
Series B senior notes with fixed interest rate of 5.36% due 2015; paid on October 1, 2012	—		100,000
Series C senior notes with variable interest rate (1.12% at December 31, 2011); paid on July 26, 2012	—		25,000
Other debt and capital leases with interest rates up to 10.00% and maturing at various dates up to 2054	19,901		7,849
Long-term debt	1,858,135		626,194
Less: current portion	87,569		57,168
Long-term debt, less current portion	$	1,770,566	$	569,026

Schedule of Maturities of Long-term Debt [Table Text Block]

The following is a summary of the maturities of long-term debt, including capital leases, as of December 31, 2012 (dollars in thousands):

2013	$	87,569
2014	93,984
2015	117,727
2016	126,927
2017	1,431,370
Thereafter (1)	52,483
Total long-term debt	$	1,910,060