COMMITMENTS AND CONTINGENCIES (Tables)

3 Months Ended

Mar. 31, 2020

COMMITMENTS AND CONTINGENCIES

Schedule of changes in the carrying amount of the total product warranty liability

	For the Three Months Ended March 31,
	2020		2019
Balance, beginning of period	$	163	$	226
Reduction of warranty reserve		(25)		(19)
Other adjustments		(20)		11
Balance, end of period	$	118	$	218

Schedule of the activity in the accounts receivable allowance liability

	For the Three Months Ended March 31,
	2020		2019
Balance at beginning of period	$	127	$	190
Bad debt expense		55		—
Write-offs		(19)		—
Other adjustments		(7)		(14)
Balance at end of period	$	156	$	176