SEGMENT AND GEOGRAPHIC INFORMATION: (Tables)

12 Months Ended

Dec. 31, 2013

SEGMENT AND GEOGRAPHIC INFORMATION:

Schedule of geographic data

	2013		2012		2011
Net product sales:
United States	$	495,082	$	499,660	$	487,185
Canada and Other	44,545		46,325		41,184
	$	539,627	$	545,985	$	528,369
Long-lived assets:
United States	$	160,099	$	161,504	$	170,173
Canada and Other	36,817		39,786		41,989
	$	196,916	$	201,290	$	212,162