Note 3 - Revenue Disclosures - Changes in Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Balance, contract liabilities | $ 11,547 | $ 9,598 |
| Recognized as revenue during the year | (2,287) | (1,781) |
| Fees received and deferred during the year | 4,349 | 3,730 |
| Balance, contract liabilities | 13,609 | 11,547 |
| Balance, contract assets | 2,811 | 3,023 |
| Recognized as cost of revenue during the year | (631) | (477) |
| Costs incurred and deferred during the year | 1,309 | 265 |
| Balance, contract assets | $ 3,489 | $ 2,811 |
| X | ||||||||||
- Definition Represents the amount of costs incurred and deferred during the period related to contract with customer. No definition available.
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| X | ||||||||||
- Definition Represents the amount recognized as costs of revenue during the period related to contracts with customers. No definition available.
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| X | ||||||||||
- Definition Represents the amount of fees received ad deferred during the period related to contracts with customers. No definition available.
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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