Revenue Recognition - Changes in Contract Liabilities (Details) $ in Thousands |
3 Months Ended |
|---|---|
|
Mar. 31, 2021
USD ($)
| |
| Change in Contract with Customer, Liability [Roll Forward] | |
| Outstanding at January 1, 2021 | $ 983 |
| Increase (decrease) attributed to: | |
| Customer loyalty net deferrals | 258 |
| Customer loyalty redemptions | (257) |
| Outstanding at March 31, 2021 | $ 984 |
| X | ||||||||||
- Definition Change in Contract with Customer, Liability [Roll Forward] No definition available.
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| X | ||||||||||
- Definition Contract With Customer, Liability, Including New Contract Revenue No definition available.
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| X | ||||||||||
- Definition Increase (Decrease) in Contract Liabilities [Abstract] No definition available.
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| X | ||||||||||
- Definition Revenue from Contract with Customer. Liability, Increase From Customer Loyalty Net Deferrals No definition available.
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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://www.xbrl.org/2003/role/disclosureRef
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