Income Taxes (Narrative) (Details) (USD $)	3 Months Ended		12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Tax Credit Carryforward [Line Items]
Current Federal Tax Expense (Benefit)			$ 700,000	$ 9,411,000	$ (3,244,000)
Income Tax Examination, Foreign Income Tax Expense (Benefit)					(4,947,000)
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense			(676,000)	(3,309,000)	(20,000)
Income Tax Examination, Foreign Income Tax Expense (Benefit), Per Share					$ 0.15
Deferred Tax Assets, Gross	126,350,000	111,107,000	126,350,000	111,107,000
Deferred Tax Liabilities	40,723,000	43,052,000	40,723,000	43,052,000
Deferred Tax Assets, Valuation Allowance	120,470,000	100,314,000	120,470,000	100,314,000
Deferred Tax Assets (Liabilities), Net	34,843,000	32,259,000	34,843,000	32,259,000
Income Taxes Paid, Net			6,349,000	10,837,000	14,290,000
Unrecognized Tax Benefits, Excluding Interest and Penalties	10,343,000	9,401,000	10,343,000	9,401,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	5,181,000	4,029,000	5,181,000	4,029,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	10,343,000	9,401,000	10,343,000	9,401,000
Income Tax Expense (Benefit), Intraperiod Tax Allocation	10,000,000	2,200,000	1,220,000	7,126,000
Non-Cash Accrual Resulting from a Foreign Audit			6,275,000
Non-Cash Accrual Resulting from a Foreign Audit, Interest			4,498,000
Internal Revenue Service (IRS) [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	28,244,000		28,244,000
Foreign Country [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Valuation Allowance	52,056,000		52,056,000
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	52,056,000		52,056,000
State and Local Jurisdiction [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	397,000,000		397,000,000
Loss Carryforward Expiration Range One [Member] | Expiring between 2013 and 2016 [Member] | State and Local Jurisdiction [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	154,000,000		154,000,000
Loss Carryforward Expiration Range Two [Member] | Expiring between 2017 and 2026 [Member] | State and Local Jurisdiction [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	162,000,000		162,000,000
Loss Carryforward Expiration Range Three [Member] | Expiring after 2027 [Member] | State and Local Jurisdiction [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	81,000,000		81,000,000
Credit Carryforward Expiration Range One [Member] | Expiring between 2014 and 2018 [Member] | Internal Revenue Service (IRS) [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	4,080,000		4,080,000
Credit Carryforward Expiration Range Two [Member] | Expiring between 2019 and 2022 [Member] | Internal Revenue Service (IRS) [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	23,017,000		23,017,000
Credit Carryforward Expiration Range Three [Member] | Expiring in 2031 [Domain] | Internal Revenue Service (IRS) [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	900,000		900,000
Credit Carryforward Expiration Range Four [Member] | Indefinite [Domain] | Internal Revenue Service (IRS) [Member]
Tax Credit Carryforward [Line Items]
Deferred Tax Assets, Capital Loss Carryforwards	$ 247,000		$ 247,000