General and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Inventory, Current [Table Text Block]

Inventories

Inventories are stated at the lower of cost or market with cost determined using the first-in, first-out method. Inventory costs include material, labor and overhead related to the manufacturing of medical devices.

Inventories consist of the following at December 31 (in thousands):



	2016		2015
Raw material	$	28,435	$	24,681
Work in process	4,415		4,282
Finished goods	16,414		14,669
Total	$	49,264	$	43,632

Property, Plant and Equipment [Table Text Block]

Property and equipment consist of the following at December 31 (in thousands):



	2016			2015
Machinery and equipment	$	96,536		$	96,909
Land, building and building improvements	63,524			56,716
Molds	39,014			36,436
Computer equipment and software	26,458			23,346
Furniture and fixtures	3,243			3,638
Construction in progress	15,180			6,003
Total property and equipment, cost	243,955			223,048
Accumulated depreciation	(158,259		)	(148,728		)
Net property and equipment	$	85,696		$	74,320

All property and equipment are stated at cost. We use the straight-line method for depreciating property and equipment over their estimated useful lives. Estimated useful lives are:



Buildings	15 - 30 years
Building improvements	15 years
Machinery and equipment	2 - 10 years
Furniture, fixtures and molds	2 - 5 years
Computer equipment and software	3 - 5 years

Schedule of Intangible Assets and Goodwill [Table Text Block]

Intangible assets, carried at cost less accumulated amortization and amortized on a straight-lined basis, were as follows (in thousands):



	Weighted Average	December 31, 2016
	Amortization Life in Years	Cost		Accumulated Amortization		Net
Patents	10	$	14,423	$	9,326	$	5,097
MCDA contract *	10	8,571		8,571		—
Customer contracts	9	5,319		4,512		807
Non-contractual customer relationships	15	7,080		590		6,490
Trademarks	4	425		425		—
Trade name	15	7,310		609		6,701
Developed technology	10	3,797		509		3,288
Total		$	46,925	$	24,542	$	22,383



	Weighted Average	December 31, 2015
	Amortization Life in Years	Cost		Accumulated Amortization		Net
Patents	10	$	13,308	$	8,302	$	5,006
MCDA contract *	10	8,571		8,571		—
Customer contracts	9	5,319		4,133		1,186
Non-contractual customer relationships	15	7,080		118		6,962
Trademarks	4	425		425		—
Trade name	15	7,310		122		7,188
Developed technology	10	3,686		92		3,594
Total		$	45,699	$	21,763	$	23,936

*MCDA contract: Manufacturing, Commercialization and Development Agreement with Hospira, Inc., dated May 1, 2005 (the "MCDA”).

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

As of December 31, 2016 estimated annual amortization for our intangible assets for each of the next five years is approximately (in thousands):



2017	$	2,719
2018	2,560
2019	2,147
2020	2,008
2021	1,925
Thereafter	11,024
Total	$	22,383

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table presents the calculation of net earnings per common share (“EPS”) — basic and diluted (in thousands except per share data):



	Year ended December 31, (in thousands, except per share data)
	2016		2015		2014
Net income	$	63,084	$	44,985	$	26,335
Weighted average number of common shares outstanding (basic)	16,168		15,848		15,282
Dilutive securities ⁽¹⁾	1,086		648		365
Weighted average common and common equivalent shares outstanding (diluted)	17,254		16,496		15,647
EPS - basic	$	3.90	$	2.84	$	1.72
EPS - diluted	$	3.66	$	2.73	$	1.68

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⁽¹⁾ During the second quarter of 2016, we early adopted ASU 2016-09, Compensation - Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting. Under this ASU, the change to the treasury stock method impacted weighted average common and common equivalent shares outstanding by 413,000 shares for the year ended December 31, 2016 (see other sections of this note for further information on the changes required by ASU 2016-09).