Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Accounts and other receivables, allowance for doubtful accounts and sales returns	$ 1,736	$ 2,797
Common stock, shares authorized (shares)	150,000,000
Common stock, shares, issued (shares)	33,736,629	33,457,176
Common stock, shares, outstanding (shares)	33,736,629	33,457,176
Common stock held in trust for savings restoration plan (shares)	108,433	105,067