操作段的数量。 An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available.运营部门可能会从事尚未赚取收入的业务活动，例如，启动业务可能在收入收入之前运营。

参考1：http：//www.xbrl.org/2009/role/commonpracticeref
-Publisher fasb
-NAME会计标准编码
25526_25539
-subtopic 10
- 节50
- 段18
-uri https：//asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

没有可用的定义。

区域数

没有可用的定义。