Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 53,698	$ 65,315
Accounts receivable, net of allowance of $8,170 and $8,912, respectively	207,779	188,772
Inventory	36,436	35,754
Income tax receivable	3,673	3,349
Prepaid expenses and other current assets	66,470	59,868
Total current assets	368,056	353,058
Property, plant and equipment, net	160,189	161,359
Operating lease right-of-use assets	56,403	60,700
Intangible assets, net	86,572	89,898
Goodwill	25,249	25,243
Defined benefit pension asset	4,007	2,902
Deferred income taxes	262	792
Other assets, net	15,297	10,533
Total assets	716,035	704,485
Current liabilities:
Accounts payable	41,137	46,181
Current portion of long-term debt and finance lease obligations	670	669
Current portion of operating lease obligations	15,306	16,176
Other accrued liabilities	123,990	121,099
Total current liabilities	181,103	184,125
Long-term debt and finance lease obligations	455,815	405,191
Operating lease obligations	45,742	49,221
Deferred income taxes	2,837	4,185
Other long-term liabilities	3,468	9,896
Total liabilities	688,965	652,618
Commitments and contingencies
Equity:
Preferred stock, 500,000 shares authorized, none issued	0	0
Common stock, par value $0.30 per share, 60,000,000 shares authorized; 43,121,579 and 31,214,714 shares issued	12,931	9,359
Additional paid-in capital	444,747	444,824
Accumulated deficit	(404,222)	(375,584)
Accumulated other comprehensive loss	(26,386)	(26,732)
Total equity	27,070	51,867
Total liabilities and equity	$ 716,035	$ 704,485