Stockholders' Equity (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Stockholders' Equity [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	693,000	528,000	695,000	1,029,000
Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities	0	80,884	0	85,991
Translation adjustment	$ (61,557,000)	$ 22,072,000	$ (54,221,000)	$ (6,004,000)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax		$ 300,000		$ 300,000