Long-Term Debt and Borrowings Under Short-Term Credit Agreements - Short-Term Borrowings (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Line of Credit Facility [Line Items]
Other short-term borrowings	$ 73,682	$ 82,442
Revolving Credit Facility
Line of Credit Facility [Line Items]
Other short-term borrowings	$ 73,682	$ 82,442