Effective Tax Rate Reconciliation (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Effective Tax Rate Continuing Operations Tax Rate Reconciliation [Abstract]
Federal income tax rate	35.00%	35.00%	35.00%
State income tax rate, net of federal benefit	(0.60%)	(2.70%)	0.30%
Foreign income tax rate differential	47.90%	25.00%	30.30%
Permanent items	3.40%	4.60%	3.20%
Change in valuation allowance	35.60%	(8.40%)	3.60%
U.S. tax on foreign earnings	38.20%	2.00%
Uncertain tax positions	6.80%	3.50%	8.70%
Audit settlements	5.10%
Non-deductible write-off of intercompany debt	1.90%
Non-deductible impairment	3.50%
Other	1.60%	0.80%	(3.00%)
Effective income tax rate	82.60%	9.80%	17.50%