Discontinued Operations - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Discontinued Operations And Disposal Groups [Abstract]
Sale of Furniture Components segment			$ 58,027,000
Total net tax gain from disposal of discontinued operation			23,674,000
Net income tax gain from disposal of discontinued operation			14,500,000
Gain on disposal of discontinued operation, net of income tax and noncontrolling interest, Per share			$ 0.30
Pre-tax income of discontinued operation			10,400,000
Statutory income tax rate of foreign tax credit	35.00%	35.00%	35.00%
Proceeds from sale of land		$ 3,000,000