5. Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill

Goodwill consists of the following (in thousands):

		Amount
Balance at December 31, 2014	$	44,900
Goodwill acquired - Zohydro		180
Measurement period adjustments - Zohydro		6,949
Measurement period adjustments - Treximet		2,836
Balance at December 31, 2015		54,865
Goodwill acquired		-
Measurement period adjustments		-
Balance at March 31, 2016	$	54,865

Intangible assets

Intangible assets consist of the following (dollars in thousands):

			As of March 31, 2016
	Weighted		Gross Carrying		Accumulated		Net Carrying
	Average Life		Amount		Amortization		Amount
Unamortized intangible assets:
In-process research and development	Indefinite	$	26,500	$	-	$	26,500
Total unamortized intangible assets			26,500		-		26,500
Amortized intangible assets:
Brand	8.0 years		3,887		(2,915)		972
Product licenses	10.0 years		7,522		(5,634)		1,888
Acquired developed technologies	7.7 years		380,837		(147,804)		233,033
Total amortized intangible assets			392,246		(156,353)		235,893
Total intangible assets		$	418,746	$	(156,353)	$	262,393

			As of December 31, 2015
	Weighted		Gross Carrying				Accumulated		Net Carrying
	Average Life		Amount		Impairment		Amortization		Amount
Unamortized intangible assets:
Trademark rights	Indefinite	$	400	$	(400)	$	-	$	-
In-process research and development	Indefinite		29,500		(3,000)		-		26,500
Total unamortized intangible assets			29,900		(3,400)		-		26,500
Amortized intangible assets:
Patents	11.0 years		500		(106)		(394)		-
Brand	8.0 years		3,887		-		(2,794)		1,093
Product licenses	10.5 years		17,581		(10,059)		(5,542)		1,980
Non-compete and supplier contracts	5.6 years		6,337		-		(6,337)		-
Acquired developed technologies	4.1 years		391,624		(10,787)		(124,467)		256,370
Total amortized intangible assets			419,929		(20,952)		(139,534)		259,443
Total intangible assets		$	449,829	$	(24,352)	$	(139,534)	$	285,943

Intangible Assets Estimated Amortization Expenses

Estimated amortization expense related to intangible assets with definite lives for each of the five succeeding years and thereafter is as follows (in thousands):

		Amount
2016 (April - December)	$	62,223
2017		81,297
2018		15,706
2019		6,300
2020		6,213
Thereafter		64,154
Total	$	235,893