Employee Benefits (Details Textual) (USD $)	6 Months Ended		6 Months Ended									6 Months Ended			6 Months Ended					6 Months Ended		12 Months Ended						6 Months Ended	3 Months Ended		6 Months Ended						6 Months Ended			6 Months Ended
	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2011 Maximum [Member] Hired Prior to 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Salaried And Certain Hourly Employee [Member]	Jun. 30, 2011 Maximum [Member] Hired Prior to 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Minimum [Member] Hired Prior to 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Salaried And Certain Hourly Employee [Member]	Jun. 30, 2011 Minimum [Member] Hired Prior to 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Hired on or after 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Fixed [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Hired on or after 1/1/2004 [Member] Annual [Member] Defined Contribution Plan [Member] Fixed [Member] Salaried And Certain Hourly Employee [Member]	Jun. 30, 2011 Maximum [Member] Annual [Member] VEBA [Member]	Jun. 30, 2011 Maximum [Member] Annual [Member] Multiemployer Pension Plans [Member]	Jun. 30, 2011 Maximum [Member] Annual [Member] Defined Contribution Plan [Member] Salaried And Certain Hourly Employee [Member]	Jun. 30, 2011 Maximum [Member] Annual [Member] Defined Contribution Plan [Member] Per Active Employee [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Minimum [Member] Annual [Member] Multiemployer Pension Plans [Member]	Jun. 30, 2011 Minimum [Member] Annual [Member] Defined Contribution Plan [Member] Salaried And Certain Hourly Employee [Member]	Jun. 30, 2011 Minimum [Member] Annual [Member] Defined Contribution Plan [Member] Per Active Employee [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Common Stock Owned by Union VEBA Subject to Transfer Restriction VEBA [Member]	Jun. 30, 2010 Common Stock Owned by Union VEBA Subject to Transfer Restriction VEBA [Member]	Jun. 30, 2011 Maximum [Member] VEBA [Member] Stock Transfer Restriction Agreement [Member]	Jun. 30, 2011 Maximum [Member] VEBA [Member] Variable Cash Contribution [Member]	Jun. 30, 2011 VEBA [Member]	Jun. 30, 2010 VEBA [Member]	Dec. 31, 2011 VEBA [Member]	Jun. 30, 2011 VEBA [Member] Union [Member]	Jun. 30, 2011 VEBA [Member] Union [Member] Company Appointed [Member]	Jun. 30, 2011 VEBA [Member] Union [Member] USW Appointed [Member]	Dec. 31, 2010 VEBA [Member] Union [Member] Variable Cash Contribution [Member]	Dec. 31, 2010 VEBA [Member] Salaried [Member] Variable Cash Contribution [Member]	Jun. 30, 2011 VEBA [Member] Additional Amount [Member]	Mar. 31, 2011 VEBA [Member] Additional Amount [Member] Variable Cash Contribution [Member]	Dec. 31, 2010 VEBA [Member] Variable Cash Contribution [Member]	Jun. 30, 2011 Multiemployer Pension Plans [Member]	Jun. 30, 2011 Multiemployer Pension Plans [Member] Newark Ohio and Spokane Washington Facilities [Member] Starting July 2010 until July 2015 [Member]	Jun. 30, 2011 Multiemployer Pension Plans [Member] Newark Ohio and Spokane Washington Facilities [Member] Starting July 2015 [Member]	Jun. 30, 2011 Multiemployer Pension Plans [Member] Florence Alabama Facility [Member]	Jun. 30, 2011 Defined Benefit Plan [Member] Salaried Employee [Member] London Ontario Facility [Member]	Dec. 31, 2010 Defined Benefit Plan [Member] Salaried Employee [Member] London Ontario Facility [Member]	Jun. 30, 2011 Maximum [Member] Defined Contribution Plan [Member] Salaried And Certain Hourly Employee [Member] Concurrent Match [Member]	Jun. 30, 2011 Maximum [Member] Defined Contribution Plan [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Minimum [Member] Defined Contribution Plan [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Defined Contribution Plan [Member] Active Employee [Member] Fixed [Member] Concurrent Match [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Defined Contribution Plan [Member] Active Employee [Member] Fixed [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Defined Contribution Plan [Member] Active Employee [Member] Concurrent Match [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Defined Contribution Plan [Member] Active Employee [Member] No Contributions Required [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Defined Contribution Plan [Member] Hourly Bargaining Unit Employees [Member]	Jun. 30, 2011 Common Stock Owned by Union VEBA Subject to Transfer Restriction
Defined Benefit Plan Disclosure [Line Items]
Estimated contribution to pension plan										$ 4,000,000	$ 6,000,000		$ 2,000,000	$ 4,000,000																								$ 3,000,000	$ 1,000,000
Monthly contributions worked per hour by each bargaining unit employee																															1.00	1.25	1.50	1.25
Number of production facilities																																								2	3	1	1	7
Defined contribution plan annual employer contribution												2,400			800
Pension plan employer contribution percentage			10.00%	10.00%	2.00%	2.00%	2.00%	2.00%																													4.00%
Portion of plan assets invested in equity securities																																				62.00%
Asset mix target allocation in equity																																			60.00%
Portion of plan assets invested in debt securities																																				36.00%
Asset mix target allocation in debt																																			36.00%
Number of trustees																							4	2	2
Administrative expense paid by company value									300,000
Administrative expense paid by company percentage																				50.00%
Postretirement Medical Plan Benefit Contribution Obligation Percentage																				10.00%								20.00%
Postretirement medical plan contribution obligation																			20,000,000							1,800,000	300,000			2,100,000
Postretirement medical plan benefit contribution obligation paid																													100,000
Income loss from continuing operations before interest expense income taxes depreciation and amortization																				20,000,000
Liquidity requirement																				50,000,000
Postretirement medical plan common stock ownership percentage																				11.00%
Common stock, shares outstanding	19,285,825	19,214,451																1,321,485		2,202,495
Stock transfer restriction annual period																						12 months
Union shares sold shares																				1,321,485	1,136,543
Increase in postretirement medical plan asset																				65,500,000	44,700,000
Decrease in common stock owned by Union VEBA	$ 40,800,000															$ 31,700,000	$ 27,300,000																												$ 31,700,000
Weighted average price per share sold by Union VEBA																				$ 49.58	$ 39.29
Reorganization Value Per Share																				$ 24.02	$ 24.02