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Warranty Liability (Tables)
12 Months Ended
Dec. 31, 2019
Warranty Liability  
Schedule of rollforward of Company's warranty liability

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December 31,

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2019

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2018

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2017

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Balance at the beginning of the period

$

6,174

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$

5,677

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$

6,160

Establish warranty liability for Arrowhead

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-

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-

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65

Warranty provision

3,953

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4,076

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2,506

Claims paid/settlements

(3,586)

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(3,579)

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(3,054)

Balance at the end of the period

$

6,541

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$

6,174

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$

5,677