CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 4,177	$ 7,355
Trade receivables — net of allowance for uncollectible accounts — 2015 — $1,297 and 2014 — $893	70,292	72,717
Employee receivables	217	173
Other receivables	6,799	7,507
Inventories	105,999	91,773
Prepaid expenses	5,634	5,012
Prepaid income taxes	2,955	1,273
Deferred income tax assets	7,025	6,375
Income tax refund receivables	905	155
Total current assets	204,003	192,340
PROPERTY AND EQUIPMENT:
Land and land improvements	19,307	16,830
Buildings	136,595	130,447
Manufacturing equipment	158,775	145,022
Furniture and fixtures	39,301	35,201
Leasehold improvements	27,561	16,096
Construction-in-progress	26,292	21,858
Total property and equipment	407,831	365,454
Less accumulated depreciation	(140,053)	(121,283)
Property and equipment — net	267,778	244,171
OTHER ASSETS:
Goodwill	184,472	184,464
Deferred income tax assets	0	9
Other assets	13,121	15,873
Total other assets	306,947	310,654
TOTAL	778,728	747,165
CURRENT LIABILITIES:
Trade payables	37,977	29,810
Accrued expenses	37,846	33,826
Current portion of long-term debt	10,000	10,000
Advances from employees	589	381
Income taxes payable	1,498	1,413
Total current liabilities	87,910	75,430
LONG-TERM DEBT	197,593	214,490
DEFERRED INCOME TAX LIABILITIES	10,985	6,385
LIABILITIES RELATED TO UNRECOGNIZED TAX BENEFITS	768	1,353
DEFERRED COMPENSATION PAYABLE	8,500	8,635
DEFERRED CREDITS	2,721	2,891
OTHER LONG-TERM OBLIGATIONS	4,148	2,722
Total liabilities	$ 312,625	$ 311,906
COMMITMENTS AND CONTINGENCIES (Notes 2, 7, 8, 9 and 13)
STOCKHOLDERS’ EQUITY:
Preferred stock — 5,000 shares authorized as of December 31, 2015 and 2014; no shares issued
Common stock, no par value; shares authorized — 2015 and 2014 - 100,000; issued and outstanding as of December 31, 2015 - 44,267 and December 31, 2014 - 43,614	$ 197,826	$ 187,709
Retained earnings	273,764	249,962
Accumulated other comprehensive loss	(5,487)	(2,412)
Total stockholders’ equity	466,103	435,259
TOTAL	778,728	747,165
Developed technology — net of accumulated amortization — 2015 — $38,497 and 2014 — $27,982
OTHER ASSETS:
Intangible Assets	69,861	79,172
Other — net of accumulated amortization — 2015 — $26,603 and 2014 — $22,480
OTHER ASSETS:
Intangible Assets	$ 39,493	$ 31,136