Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Summary of Allowance for Credit Losses Related to Accounts Receivable

The allowance for credit losses related to accounts receivable and changes were as follows (in thousands):

	2022			2021			2020
Allowance for credit losses
Balance at beginning of year, January 1	$	809		$	569		$	378
Charge to provision accounts		1,324			295			315
Recoveries or other		(145	)		(55	)		(124	)
Balance at year end, December 31	$	1,988		$	809		$	569

Summary of Contract Liabilities

The following table is a summary of the contract liabilities (in thousands):

Rollforward of contract liabilities:
Contract liabilities at December 31, 2020	$	2,355
Acquired contract liabilities		6,634
Revenue recognized		(126,997	)
Payments received in advance		125,871
Contract liabilities at December 31, 2021		7,863
Revenue recognized		(171,709	)
Payments received in advance		172,355
Contract liabilities at December 31, 2022	$	8,509