Labor Union Contracts (Details) - Unionized Employees Concentration Risk	6 Months Ended
Jun. 30, 2023
Total Number of Employees
Concentration risk
Concentration risk, percent (as a percent)	20.00%
Workforce Subject to Collective Bargaining Arrangements Expiring Within One Year
Concentration risk
Concentration risk, percent (as a percent)	2.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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