Revenue Recognition - Summary of Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Contract with Customer, Asset, Net [Abstract]
Current pharma contract asset	$ 1,000	$ 86
Long-term pharma contract asset	153	268
Total pharma contract assets	1,153	354
Capitalized Contract Cost [Abstract]
Current pharma capitalized commissions	133	271
Long-term pharma capitalized commissions	798	650
Total pharma capitalized commissions	931	921
Contract with Customer, Liability [Abstract]
Current pharma contract liabilities	1,610	927
Long-term pharma contract liability	1,171	1,652
Total pharma contract liabilities	$ 2,781	$ 2,579