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Sale-Leaseback of Long-Lived Assets	9 Months Ended
	Sep. 30, 2019
Sale Lease Back Transaction [Abstract]
Sale-Leaseback of Long-Lived Assets	20) Sale-Leaseback of Long-Lived Assets In August of 2019, the Company sold two of its buildings in Boulder, Colorado and has leased-back both buildings for a period of approximately 15 months, and also sold its three buildings in Portland, Oregon and has leased-back these three buildings with various expiration dates through 2020 and 2021. Total net cash proceeds received for these two transactions was $41,179 and the Company recognized a net gain on the sale of these long-lived assets of $6,773.

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- References

No definition available.

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- Definition

The entire disclosure for sale leaseback transaction. Includes, but is not limited to, terms and conditions of transaction and gain (loss) from transaction.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-URI http://asc.fasb.org/subtopic&trid=2209073

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 40
-URI http://asc.fasb.org/subtopic&trid=77888253

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