Related Party Transactions (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2017

Dec. 31, 2016

Related Party Transactions

Summary of outstanding receivables (payables) from former parent ("Napo")

	March 31,			December 31,
	2017			2016
Due from former parent	$	221,429		$	299,819
Royalty payable to former parent	(7		)	(171		)
Net receivable (payable) to former parent	$	221,422		$	299,648

	December 31, 2016			December 31, 2015
Due from former parent	$	299,819		$	6,008
Royalty payable to former parent		(171	)		(2,809	)
Net receivable from former parent	$	299,648		$	3,199

	December 31, 2016		December 31, 2015
License fee payable to former parent		—		(425,000	)