Fair Value Measurements - Schedule of Fair Value of Financial Assets Measured on Recurring Basis (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Fair Value Disclosures [Abstract]
Lumber derivative contracts (Level 1)	$ 9,000	$ 0
Fair value of contingent earn-out receivable, current	373,000	359,000
Fair value of contingent earn-out receivable, noncurrent	61,000	202,000
Total	434,000	561,000
Contingent earn-out payable (based on Level 3 inputs):	$ 0	$ (967,000)

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
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