Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax Examination [Line Items]
Effective tax rate for the year	36.70%	27.30%	16.00%
Increase in deferred tax asset valuation allowance	$ 22,100,000
Decrease in valuation allowance from the expiration of 2007 capital loss carryforward	26,100,000
Increase in valuation allowance from additional federal non-deductibel expense and foreign and state net operating losses	4,000,000
Net operating loss carryforwards	4,975,000	2,037,000
Unrecognized tax benefits	1,100,000	1,100,000	5,500,000
Amount of accrued interest expense included as a liability within the Company's Condensed Consolidated Statements of Financial Position	100,000	100,000	400,000
State and Foreign Tax Authority [Member]
Income Tax Examination [Line Items]
State and foreign net operating tax loss carryforwards	25,200,000
Undistributed Earnings of Foreign Subsidiaries and Foreign Corporate Joint Ventures [Member]
Income Tax Examination [Line Items]
Temporary difference in deferred tax liability	$ 11,800,000