"good thing" meaning in English

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      "expansion": "good thing",
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  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
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          "text": "I was in a car crash the other day. Good thing I had insurance and nobody got hurt.",
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      "glosses": [
        "It is lucky (that)"
      ],
      "id": "en-good_thing-en-phrase-w~ZEbyFv",
      "links": [
        [
          "lucky",
          "lucky"
        ]
      ],
      "translations": [
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "good thing",
          "word": "gelukkig"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "good thing",
          "word": "onneksi"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "good thing",
          "word": "zum Glück"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "good thing",
          "word": "glücklicherweise"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "good thing",
          "word": "dobrze, że"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "good thing",
          "word": "na szczęście"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "good thing",
          "word": "całe szczęście"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "good thing",
          "word": "bine că"
        },
        {
          "code": "vi",
          "lang": "Vietnamese",
          "sense": "good thing",
          "word": "may là"
        }
      ]
    }
  ],
  "word": "good thing"
}

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      "expansion": "good thing",
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  "pos": "phrase",
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          "text": "I was in a car crash the other day. Good thing I had insurance and nobody got hurt.",
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      ],
      "glosses": [
        "It is lucky (that)"
      ],
      "links": [
        [
          "lucky",
          "lucky"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "good thing",
      "word": "gelukkig"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "good thing",
      "word": "onneksi"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "good thing",
      "word": "zum Glück"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "good thing",
      "word": "glücklicherweise"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "good thing",
      "word": "dobrze, że"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "good thing",
      "word": "na szczęście"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "good thing",
      "word": "całe szczęście"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "good thing",
      "word": "bine că"
    },
    {
      "code": "vi",
      "lang": "Vietnamese",
      "sense": "good thing",
      "word": "may là"
    }
  ],
  "word": "good thing"
}