Commitments and Contingencies (Leases) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	$ 10,303,000
2015	10,338,000
2016	8,374,000
2017	5,205,000
2018	5,771,000
Thereafter	15,733,000
Operating Leases, Future Minimum Payments Due	55,724,000
Operating Leases, Rent Expense, Net [Abstract]
Operating Leases, Rent Expense, Net	$ 28,100,000	$ 23,200,000	$ 21,900,000