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/2003/role/disclosureRef
-Topic 942
-SubTopic 210
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-Section S45
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-Topic 942
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-Topic 942
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-Topic 946
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-Topic 942
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-Topic 942
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-Topic 942
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-Topic 970
-SubTopic 810
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-Section 45
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-Topic 850
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-Topic 850
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-Topic 850
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-Topic 235
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-Topic 235
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-Topic 235
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-Topic 310
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-Topic 946
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-Topic 946
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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
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-Topic 505
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-Topic 505
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-Topic 505
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-Topic 505
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-Topic 210
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-Topic 942
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-Topic 942
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-Topic 942
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-Topic 942
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-Topic 210
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-Topic 210
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-Topic 946
-SubTopic 505
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-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
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-Topic 946
-SubTopic 10
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Total cost of shares repurchased divided by the total number of shares repurchased.

No definition available.