Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Table)

12 Months Ended

Dec. 31, 2013

Accounting Policies [Abstract]

Accounts receivable, allowance for doubtful accounts receivable

The changes in the allowance for doubtful accounts during the years ended December 31, 2013, 2012 and 2011 were as follows:
		2013		2012		2011
(Dollars in thousands)
Beginning balance		$	33,415	$	31,071	$	35,007
	Additions, net of recoveries		105,629		74,695		68,611
	Deductions		(73,440)		(72,351)		(72,547)
Ending balance		$	65,604	$	33,415	$	31,071