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Note 5 - Revenue (Tables) | 6 Months Ended
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Jun. 30, 2021
Notes Tables |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | June 30, |  |  | December 31, |  |  | June 30, |
($ in thousands) |  | 2021 |  |  | 2020 |  |  | 2020 |
Contract liabilities |  | $ | 2,017 |  |  | $ | 5,582 |  |  | $ | 1,254 |
Revenue, Initial Application Period, Cumulative Effect Transition [Table Text Block] |
($ in thousands) |  | Contract liabilities |
Balance, December 31, 2020 |  | $ | 5,582 |
Non-cancelable contracts with customers entered into during the period |  |  | 2,017 |
Revenue recognized related to non-cancelable contracts with customers during the period |  |  | (5,582 | )
Balance, June 30, 2021 |  | $ | 2,017 |

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- Definition Tabular disclosure of significant changes in contract liabilities. + References No definition available. + Details
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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045 + Details
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- References No definition available. + Details
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