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

December 31,

2019

2018

2017

Balance at the beginning of the period

$

6,174

$

5,677

$

6,160

Establish warranty liability for Arrowhead

-

-

65

Warranty provision

3,953

4,076

2,506

Claims paid/settlements

(3,586)

(3,579)

(3,054)

Balance at the end of the period

$

6,541

$

6,174

$

5,677