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Other Long-Term Assets	12 Months Ended
Other Long-Term Assets	Dec. 31, 2021
Other Long Term Assets [Abstract]
Other Long-Term Assets	Other Long-Term Assets As of December 31, 2021, other long-term assets included $0.7 million related to deferred debt-issuance costs related to the revolving credit facility, $4.9 million related to the long-term portion of certain software maintenance contracts, and $4.3 million related to the long-term portion of deferred costs. As of December 31, 2020, other long-term assets included $1.0 million related to deferred debt-issuance costs related to the revolving credit facility, $4.8 million related to the long-term portion of certain software maintenance contracts, and $0.1 million related to the long-term portion of contract assets.