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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill [Table Text Block] | The carrying amount of our goodwill by segment is as follows:
|  | Building Materials Distribution |  | Wood Products |  | Total
|  | (thousands)
Balance at December 31, 2017 and 2016 |  | $ | 5,593 |  |  | $ | 49,840 |  |  | $ | 55,433 |
Schedule of Indefinite-Lived Intangible Assets [Table Text Block] | Intangible assets consisted of the following:
|  | December 31, 2017
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
|  | (thousands)
Trade names and trademarks |  | $ | 8,900 |  |  | $ | — |  |  | $ | 8,900 |
Customer relationships |  | 7,650 |  |  | (1,484 | ) |  | 6,166 |
|  | $ | 16,550 |  |  | $ | (1,484 | ) |  | $ | 15,066 |
|  | December 31, 2016
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
|  | (thousands)
Trade names and trademarks |  | $ | 8,900 |  |  | $ | — |  |  | $ | 8,900 |
Customer relationships |  | 7,400 |  |  | (753 | ) |  | 6,647 |
|  | $ | 16,300 |  |  | $ | (753 | ) |  | $ | 15,547 |
Schedule of Finite-Lived Intangible Assets [Table Text Block] | Intangible assets consisted of the following:
|  | December 31, 2017
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
|  | (thousands)
Trade names and trademarks |  | $ | 8,900 |  |  | $ | — |  |  | $ | 8,900 |
Customer relationships |  | 7,650 |  |  | (1,484 | ) |  | 6,166 |
|  | $ | 16,550 |  |  | $ | (1,484 | ) |  | $ | 15,066 |
|  | December 31, 2016
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
|  | (thousands)
Trade names and trademarks |  | $ | 8,900 |  |  | $ | — |  |  | $ | 8,900 |
Customer relationships |  | 7,400 |  |  | (753 | ) |  | 6,647 |
|  | $ | 16,300 |  |  | $ | (753 | ) |  | $ | 15,547 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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