Restructuring Related and Impairment Charges (Details) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 1,791,000	$ 3,261,000	$ 3,902,000
Impairment of real estate			500,000
Salisbury Facility [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		600,000
Hearth Products [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets held for sale			5,000,000
Facility Exit Costs [Member] | Office Furniture [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	400,000	500,000
Facility Exit Costs [Member] | Hearth Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			100,000
Severance and Facility Exit Costs [Member] | Office Furniture [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			1,600,000
Severance and Facility Exit Costs [Member] | Lithia Facility [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,500,000	1,800,000
Severance and Facility Exit Costs [Member] | Salisbury Facility [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			1,900,000
Severance and Facility Exit Costs [Member] | Hearth Products [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		400,000	200,000
Leasehold Improvements [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of real estate, non-cash transaction	200,000
Cost of Sales [Member] | Machinery and Equipment [Member] | Facility Exit Costs [Member] | Office Furniture [Member]
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation			300,000
Cost of Sales [Member] | Machinery and Equipment [Member] | Facility Exit Costs [Member] | Lithia Facility [Member]
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation	300,000	200,000
Cost of Sales [Member] | Buildings, Machinery and Equipment [Member] | Facility Exit Costs [Member] | Salisbury Facility [Member]
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation			$ 2,300,000