Stockholders' Equity - Narrative (Details) ¥ / shares in Units, $ / shares in Units, ¥ in Thousands									1 Months Ended		12 Months Ended
	Nov. 29, 2022 USD ($) shares	Nov. 29, 2022 CNY (¥) ¥ / shares shares	Jun. 10, 2021 USD ($) shares	Jul. 25, 2017 USD ($) $ / shares shares	Aug. 28, 2015 USD ($) $ / shares shares	Jul. 24, 2015 USD ($) $ / shares shares	Dec. 28, 2012 USD ($) $ / shares shares	Feb. 09, 2007 shares	May 31, 2020 shares	Jun. 30, 2018 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) vote $ / shares shares	Dec. 31, 2021 USD ($)	Nov. 28, 2022	Nov. 16, 2022 USD ($)	Jun. 09, 2021 $ / shares	Jun. 08, 2021 shares	Feb. 03, 2021 shares	Dec. 31, 2020 shares	Oct. 31, 2020 shares	Oct. 01, 2020 $ / shares shares	Apr. 30, 2018 $ / shares shares	Mar. 31, 2018 $ / shares shares
Capital Unit [Line Items]
Total proceeds | $			$ 150,000,000								$ 17,203,000
Value of share repurchased | $											7,404,000
Payments for repurchase of equity | $			$ 900,000
Price per share of stock sold (in dollars per share) | $ / shares															$ 10.00
Authorized (in shares)			4,908,393
Stock issuance costs paid | $											$ 39,000	$ 0
Percentage milestone of return on capital investment											50.00%
Percentage milestone of return on fixed preference											150.00%
Percentage return on capital											100.00%
Public offering share price (in dollars per share) | $ / shares											$ 180.53
Public offering consideration | $											$ 200,000,000
Wuxi indie Microelectronics Ltd. | Private Placement
Capital Unit [Line Items]
Total proceeds	$ 42,000,000	¥ 300,000
Number of shares issued in transaction (in shares)	371,160	371,160
Percentage of ownership	16.00%	16.00%
Percentage of liquidation preference	100.00%	100.00%
Percentage of annual premium	8.00%	8.00%
Exchange of shares	6,000,000	6,000,000
Price per share of stock sold (in dollars per share) | ¥ / shares		¥ 808.28
Ay Dee Kay, LLC
Capital Unit [Line Items]
Ownership interest by noncontrolling owners											26.00%
Ay Dee Kay, LLC | Wuxi indie Microelectronics Ltd.
Capital Unit [Line Items]
Ownership interest by noncontrolling owners		38.00%											45.00%
Ay Dee Kay, LLC | Wuxi indie Microelectronics Ltd.
Capital Unit [Line Items]
Ownership interest by noncontrolling owners											38.00%	50.00%
Class A
Capital Unit [Line Items]
Number of shares issued in transaction (in shares)								911,500
Capital shares reserved for future issuance (in shares)											185,000
Authorized (in shares)			3,136,518
Votes per share (in votes) | vote											1.47
Class C
Capital Unit [Line Items]
Total proceeds | $							$ 3,000
Number of shares issued in transaction (in shares)							300,000
Price per share of stock sold (in dollars per share) | $ / shares							$ 0.01
Capital shares reserved for future issuance (in shares)											100,000
Authorized (in shares)			400,000
Class B
Capital Unit [Line Items]
Authorized (in shares)			513,846
Class D
Capital Unit [Line Items]
Total proceeds | $						$ 7,215,000
Number of shares issued in transaction (in shares)						221,739
Price per share of stock sold (in dollars per share) | $ / shares						$ 33.82
Authorized (in shares)			236,521
Stock issuance costs paid | $						$ 285,000
Class E
Capital Unit [Line Items]
Total proceeds | $				$ 3,963,000
Number of shares issued in transaction (in shares)				112,916
Price per share of stock sold (in dollars per share) | $ / shares				$ 35.42
Authorized (in shares)			112,916
Stock issuance costs paid | $				$ 37,000
Class G
Capital Unit [Line Items]
Authorized (in shares)			11,482
Class F
Capital Unit [Line Items]
Total proceeds | $										$ 26,790,000
Number of shares issued in transaction (in shares)										492,110
Price per share of stock sold (in dollars per share) | $ / shares										$ 54.87
Authorized (in shares)			492,110
Stock issuance costs paid | $										$ 210,000
Class H
Capital Unit [Line Items]
Authorized (in shares)			5,000
Class B, C, D, E and F Units
Capital Unit [Line Items]
Votes per share (in votes) | vote											1
City Semi | Class H
Capital Unit [Line Items]
Equity interest issued or issuable (in shares)									4,500
Class A
Capital Unit [Line Items]
Number of shares issued in transaction (in shares)			15,000,000								2,131,759
Average cost per share | $ / shares											$ 6.65
Value of share repurchased | $											$ 7,404,000
Share repurchase (in shares)											1,112,524
Price per share of stock sold (in dollars per share) | $ / shares											$ 8.07
Class A | Maximum
Capital Unit [Line Items]
Stock repurchase authorized amount | $														$ 50,000,000
2027 Notes | Class A | Senior notes | Maximum
Capital Unit [Line Items]
Stock repurchase authorized amount | $														$ 25,000,000
Members' Equity | Class B
Capital Unit [Line Items]
Authorized (in shares)			513,846															243,000
Common warrant | Trinity Term Loan | Class G
Capital Unit [Line Items]
Warrants issued (in shares)																						6,250
Exercise price (in dollars per share) | $ / shares																						$ 35.42
Common warrant | Trinity Term Loan | Class G | Loans
Capital Unit [Line Items]
Warrants issued (in shares)																			1,844,000	1,844		6,250
Exercise price (in dollars per share) | $ / shares																				$ 35.42	$ 35.42	$ 35.42
Common warrant | PacWest Term Loan and Revolving Line of Credit | Line of credit
Capital Unit [Line Items]
Warrants issued (in shares)																					3,388
Private Warrants
Capital Unit [Line Items]
Warrants issued (in shares)											10,150,000
Exercise price (in dollars per share) | $ / shares											$ 11.50
Investor | Class D
Capital Unit [Line Items]
Total proceeds | $					$ 500,000
Number of shares issued in transaction (in shares)					14,782
Price per share of stock sold (in dollars per share) | $ / shares					$ 33.82
PacWest | Private Warrants | Class G
Capital Unit [Line Items]
Warrants issued (in shares)																3,388
Warrants demanded (in shares)																	52,632