pre_text: Accrued Warranty The following table summarizes the activity related to the Company’s product warranty liability during the following periods (in thousands):
table: Year Ended
table: June 30,
  2019 June 30,
  2018
table: Balance beginning of period $12,807 $10,584
table: Warranties assumed due to acquisitions   — 3,682
table: New warranties issued 22,919 10,491
table: Warranty expenditures (20,947) (11,950)
table: Balance end of period  $14,779 $12,807
question: Analyse this data from a financial earnings document. What was the change in the Warranty expenditures between 2018 and 2019?