Level 4 Acquisitions (Details) (USD $)	3 Months Ended	12 Months Ended								12 Months Ended
	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2013 Additional Senior Notes [Member]	Mar. 31, 2014 6.375% senior notes [Member]	Dec. 31, 2013 6.375% senior notes [Member]	Mar. 31, 2014 Asset-based revolving credit facility [Member]	Dec. 31, 2013 Asset-based revolving credit facility [Member]	Dec. 31, 2013 Chester Wood Products LLC and Moncure Plywood LLC [Member]	Sep. 30, 2013 Chester Wood Products LLC and Moncure Plywood LLC [Member] Asset-based revolving credit facility [Member]	Dec. 31, 2013 Working capital target adjustment [Member]
Business Acquisition [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired								100.00%
Aggregate purchase price of acquisition		$ 103,000,000								$ 1,000,000
Business Acquisition, Pro Forma Information [Abstract]
Long-term Debt			49,990,000	299,990,000	299,990,000
Interest rate					6.375%
Line of credit facility, amount outstanding						0	0		25,000,000
Sales	781,063,000
Net income	83,169,000
Net income per common share - Basic and Diluted	$ 2.21
Recognition of beginning deferred tax balances	$ (68,700,000)