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Leases (Details) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2019 | Jan. 01, 2019 | Dec. 31, 2018
Lessee, Lease, Description [Line Items] |  |  |
Lessee, Operating Lease, Renewal Term | 5 years |  |
Operating Lease, Cost | $ 429,000 |  |
Operating Lease, Cost | 429,000 |  |
Operating Lease, Right-of-Use Asset, Current | 131,000 |  |
Operating Lease, Right-of-Use Asset, Noncurrent | 4,017,000 |  | $ 0
Operating Lease, Right-of-Use Asset | 4,148,000 | $ 4,490,000 |
Operating Lease, Liability, Current | (1,158,000) |  |
Operating Lease, Liability, Noncurrent | 2,929,000 |  | 0
Operating Lease, Liability | $ 4,087,000 | $ 4,428,000 |
Operating Lease, Weighted Average Remaining Lease Term | 4 years 6 months |  |
Operating Lease, Weighted Average Discount Rate, Percent | 0.00% |  |
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months | $ 935,000 |  | 1,291,000
Lessee, Operating Lease, Liability, Payments, Due Year Two | 1,099,000 |  | 1,099,000
Lessee, Operating Lease, Liability, Payments, Due Year Three | 839,000 |  | 838,000
Lessee, Operating Lease, Liability, Payments, Due Year Four | 766,000 |  | 766,000
Lessee, Operating Lease, Liability, Payments, Due Year Five | 661,000 |  | 661,000
Lessee, Operating Lease, Liability, Payments, Due after Year Five | 331,000 |  | 331,000
Lessee, Operating Lease, Liability, Payments, Due | 4,631,000 |  | $ 4,986,000
Lessee, Operating Lease, Imputed Interest | (544,000) |  |
Lessee, Operating Lease, Discounted Lease Payments | $ 4,087,000 |  |
Minimum [Member] |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, Operating Lease, Term of Contract | 1 year |  |
Maximum [Member] |  |  |
Lessee, Lease, Description [Line Items] |  |  |
Lessee, Operating Lease, Term of Contract | 4 years |  |

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- Definition Lessee, Operating Lease, Discounted Lease Payments + References No definition available. + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease current portion + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease, due after fifth fiscal year following latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease, due in next fiscal year following latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments for operating lease, due in fifth fiscal year following latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 + Details
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