Period of duration of extended term of agreement.

No definition available.

Represents the number of employees under collective bargaining arrangement.

No definition available.

Represents the information pertaining to collective bargaining agreements expiration period.

No definition available.

Number of employee.

No definition available.

The percentage of employees covered under collective bargaining agreement.

No definition available.

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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