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Statements of Consolidated Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
OPERATING ACTIVITIES      
Net income $ 6,675 $ 12,861 $ 20,587
Adjustments to reconcile net income to net cash provided by operations:      
Depreciation and amortization 11,532 12,857 12,088
Provision for accounts receivable allowances 961 1,211 837
Provision for inventory reserves 2,477 2,244 2,672
Deferred income taxes (944) (1,697) (1,105)
Share-based compensation expense 248 1,542 3,057
Excess tax benefits from share-based awards 20 (97) (357)
Goodwill impairment 0 0 862
Loss (gain) on sale of property and equipment 363 115 (57)
Other - net 67 26 11
Changes in operating assets and liabilities (excluding impact of acquired assets):      
Accounts receivable (2,965) (2,435) (10,273)
Inventories (2,297) (5,704) 3,040
Trade accounts payables and accrued liabilities 5,652 6,716 (3,906)
Income taxes payable (4,038) (882) (4,670)
Other - net 2,478 (1,501) (1,247)
NET CASH PROVIDED BY OPERATING ACTIVITIES 20,229 25,256 21,539
INVESTING ACTIVITIES      
Capital expenditures (10,754) (17,663) (21,034)
Business acquisitions, net of cash acquired 0 (14,975) 0
Proceeds from the sale of property and equipment 929 142 532
Restricted cash and purchase of fixed-term deposits (1,037) (797) (3,642)
NET CASH USED IN INVESTING ACTIVITIES (10,862) (33,293) (24,144)
FINANCING ACTIVITIES      
Increase (decrease) in notes payable to banks (775) 941 922
Proceeds from the issuance of long-term debt 51,942 75,774 73,638
Payments of long-term debt (51,940) (57,123) (69,884)
Dividends paid (4,391) (4,412) (2,305)
Excess tax benefits from share-based awards (20) 97 357
Earn-out consideration payments 0 0 (513)
Proceeds from issuance of common shares 80 166 1,519
Purchase of common shares for treasury (6,003) (104) (2,881)
Purchase of common shares for treasury from related parties (1,550) (2,130) (4,030)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES (12,657) 13,209 (3,177)
Effects of exchange rate changes on cash and cash equivalents 4,040 180 1,953
Net increase (decrease) in cash and cash equivalents 750 5,352 (3,829)
Cash and cash equivalents at beginning of year 29,643 24,291 28,120
CASH AND CASH EQUIVALENTS AT END OF YEAR $ 30,393 $ 29,643 $ 24,291