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      "source_concepts": [
        "us-gaap:EarningsPerShareDiluted"
      ],
      "points": [
        {
          "fiscal_year": 2009,
          "fiscal_quarter": 2,
          "period_label": "2009-Q2",
          "period_end": "2009-06-30",
          "value": 0.54,
          "filed": "2009-08-04",
          "accession": "0000107815-09-000047",
          "derived": false
        },
        {
          "fiscal_year": 2009,
          "fiscal_quarter": 3,
          "period_label": "2009-Q3",
          "period_end": "2009-09-30",
          "value": 0.5,
          "filed": "2009-10-30",
          "accession": "0000107815-09-000062",
          "derived": false
        },
        {
          "fiscal_year": 2010,
          "fiscal_quarter": 1,
          "period_label": "2010-Q1",
          "period_end": "2010-03-31",
          "value": 1.1,
          "filed": "2010-05-06",
          "accession": "0000107815-10-000062",
          "derived": false
        },
        {
          "fiscal_year": 2010,
          "fiscal_quarter": 2,
          "period_label": "2010-Q2",
          "period_end": "2010-06-30",
          "value": 0.75,
          "filed": "2010-07-30",
          "accession": "0000107815-10-000077",
          "derived": false
        },
        {
          "fiscal_year": 2010,
          "fiscal_quarter": 3,
          "period_label": "2010-Q3",
          "period_end": "2010-09-30",
          "value": 0.95,
          "filed": "2010-10-27",
          "accession": "0000107815-10-000098",
          "derived": false
        },
        {
          "fiscal_year": 2011,
          "fiscal_quarter": 1,
          "period_label": "2011-Q1",
          "period_end": "2011-03-31",
          "value": 0.72,
          "filed": "2011-05-05",
          "accession": "0000107815-11-000052",
          "derived": false
        },
        {
          "fiscal_year": 2011,
          "fiscal_quarter": 2,
          "period_label": "2011-Q2",
          "period_end": "2011-06-30",
          "value": 0.46,
          "filed": "2011-08-02",
          "accession": "0000107815-11-000081",
          "derived": false
        },
        {
          "fiscal_year": 2011,
          "fiscal_quarter": 3,
          "period_label": "2011-Q3",
          "period_end": "2011-09-30",
          "value": 0.55,
          "filed": "2011-11-01",
          "accession": "0000107815-11-000107",
          "derived": false
        },
        {
          "fiscal_year": 2012,
          "fiscal_quarter": 2,
          "period_label": "2012-Q2",
          "period_end": "2012-06-30",
          "value": 0.51,
          "filed": "2012-08-02",
          "accession": "0000107815-12-000108",
          "derived": false
        },
        {
          "fiscal_year": 2012,
          "fiscal_quarter": 3,
          "period_label": "2012-Q3",
          "period_end": "2012-09-30",
          "value": 0.67,
          "filed": "2012-11-02",
          "accession": "0000107815-12-000132",
          "derived": false
        }
      ]
    }
  ]
}