Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) shares in Thousands		3 Months Ended			6 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) segment	Jun. 30, 2022 USD ($) position shares	Mar. 22, 2022 segment	Jun. 30, 2021 USD ($) shares	Jun. 30, 2022 USD ($) reporting_unit position shares	Jun. 30, 2021 USD ($) shares	Dec. 31, 2021 USD ($) reporting_unit	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Property, Plant and Equipment [Line Items]
Deferred tax liabilities		$ 42,669,000			$ 42,669,000		$ 59,095,000
Stockholders' equity	$ 793,192,000	802,365,000		$ 786,517,000	802,365,000	$ 786,517,000	821,159,000	$ 745,840,000	$ 709,525,000
Revenue recognized that was previously deferred		$ 4,100,000		$ 10,300,000	$ 6,100,000	$ 16,100,000
Number of positions in an unrealized loss position | position		8			8
Credit losses related to available-for-sale debt securities		$ 0			$ 0
Additional allowance for credit losses recorded related to COVID-19		(100,000)			(200,000)
Inventory		$ 24,773,000			$ 24,773,000		$ 27,326,000
Number of reporting units | reporting_unit					2		1
Number of reportable segments | segment	2		1
Potentially dilutive shares excluded from calculation due to anti-dilutive effect (shares) | shares		6,794		5,087	6,400	4,684
Captisol
Property, Plant and Equipment [Line Items]
Inventory		$ 18,900,000			$ 18,900,000		$ 24,600,000
Share-based Compensation
Property, Plant and Equipment [Line Items]
Potentially dilutive shares excluded from calculation due to anti-dilutive effect (shares) | shares		200			300
Restricted Stock Awards
Property, Plant and Equipment [Line Items]
Performance period for awards					3 years
Minimum | Restricted Stock Awards
Property, Plant and Equipment [Line Items]
Payout range (as a percent)					0.00%
Maximum | Restricted Stock Awards
Property, Plant and Equipment [Line Items]
Payout range (as a percent)					200.00%
Adjustment
Property, Plant and Equipment [Line Items]
Stockholders' equity							(15,997,000)
Adjusted Balance
Property, Plant and Equipment [Line Items]
Convertible notes payable							341,100,000
Unamortized discount							2,200,000
Accounting Standards Update 2020-06
Property, Plant and Equipment [Line Items]
Potentially dilutive shares excluded from calculation due to anti-dilutive effect (shares) | shares		900			1,800
Accounting Standards Update 2020-06 | Adjustment
Property, Plant and Equipment [Line Items]
Convertible notes payable							20,400,000
Deferred tax liabilities							(4,400,000)
Additional paid in capital
Property, Plant and Equipment [Line Items]
Stockholders' equity	$ 325,368,000	$ 335,471,000		$ 346,578,000	$ 335,471,000	$ 346,578,000	372,969,000	336,621,000	318,358,000
Additional paid in capital | Adjustment
Property, Plant and Equipment [Line Items]
Stockholders' equity							(51,130,000)
Additional paid in capital | Accounting Standards Update 2020-06 | Adjustment
Property, Plant and Equipment [Line Items]
Stockholders' equity							(51,100,000)
Retained earnings
Property, Plant and Equipment [Line Items]
Stockholders' equity	$ 468,838,000	$ 467,943,000		$ 440,783,000	$ 467,943,000	$ 440,783,000	449,090,000	$ 410,058,000	$ 391,952,000
Retained earnings | Adjustment
Property, Plant and Equipment [Line Items]
Stockholders' equity							35,133,000
Retained earnings | Accounting Standards Update 2020-06 | Adjustment
Property, Plant and Equipment [Line Items]
Stockholders' equity							$ 35,100,000