Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 15,374	$ 10,282
Accounts receivable - net (Note 5)	85,039	86,123
Inventories - net (Note 6)	128,741	124,504
Other current assets	6,326	5,763
Total current assets	235,480	226,672
Property, plant, and equipment - net (Note 7)	82,793	86,857
Operating lease right-of-use assets - net (Note 8)	13,234
Other assets:
Goodwill (Note 4)	18,930	19,258
Other intangibles - net (Note 4)	44,555	49,836
Other assets	1,295	626
TOTAL ASSETS	396,287	383,249
Current liabilities:
Accounts payable	73,246	78,269
Deferred revenue	8,710	6,619
Accrued payroll and employee benefits	12,407	12,993
Accrued warranty (Note 14)	1,222	2,057
Current portion of accrued settlement (Note 14)	8,000	10,000
Current maturities of long-term debt (Note 9)	2,978	629
Other accrued liabilities	14,153	13,624
Total current liabilities	120,716	124,191
Long-term debt (Note 9)	70,021	74,353
Deferred tax liabilities (Note 15)	4,668	5,287
Long-term portion of accrued settlement (Note 14)	36,000	40,000
Long-term operating lease liabilities (Note 8)	10,103	0
Other long-term liabilities	16,104	17,299
Stockholders' equity:
Common stock, par value $0.01, authorized 20,000,000 shares; shares issued at September 30, 2019 and December 31, 2018, 11,115,779; shares outstanding at September 30, 2019 and December 31, 2018, 10,420,635 and 10,366,007, respectively	111	111
Paid-in capital	49,014	48,040
Retained earnings	131,275	114,324
Treasury stock - at cost, 695,144 and 749,772 common stock shares at September 30, 2019 and December 31, 2018, respectively	(16,829)	(18,165)
Accumulated other comprehensive loss	(24,896)	(22,191)
Total stockholders' equity	138,675	122,119
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 396,287	$ 383,249