CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN REDEEMABLE CAPITAL UNITS AND STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands | Total | RSU | Common Class A | Common Class B | Common Class C | Common Class D | Capital Units | Profit Units [Member] | Total stockholders’ equity attributable to Clear Secure, Inc. | Total stockholders’ equity attributable to Clear Secure, Inc. RSU | Total stockholders’ equity attributable to Clear Secure, Inc. Capital Units | Total stockholders’ equity attributable to Clear Secure, Inc. Profit Units [Member] | Common Stock Common Class A | Common Stock Common Class B | Common Stock Common Class C | Common Stock Common Class D | Additional paid in capital | Additional paid in capital RSU | Profit Units | Profit Units Profit Units [Member] | Accumulated other comprehensive income (loss) | Treasury Stock | Treasury Stock RSU | Accumulated deficit | Accumulated deficit Capital Units | Accumulated deficit Profit Units [Member] | Non-Controlling Interest | Non-Controlling Interest RSU |
Beginning balance at Dec. 31, 2020 | $ 569,251 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Temporary Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Issuance of member units, net of costs | 81,567 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Repurchase and retirement of capital units | | | | | | | $ 439 | | | | | | | | | | | | | | | | | | | | | |
Warrant expense | 281 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Ending balance at Mar. 31, 2021 | 650,660 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | | | | | | | | | | | | 1,868,322 | | | | | | | | | |
Beginning balance at Dec. 31, 2020 | | | | | | | | | | | | | | | | | | | $ 7,846 | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | | | | | | 0 | 0 | 0 | 0 | | | | | | | | | | | | |
Beginning balance at Dec. 31, 2020 | (486,896) | | | | | | | | $ (486,896) | | | | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 | | | | $ 27 | $ 0 | | $ (494,769) | | | $ 0 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (13,128) | | | | | | | | (13,128) | | | | | | | | | | | | | | | (13,128) | | | | |
Other comprehensive income (loss) | 25 | | | | | | | | 25 | | | | | | | | | | | | 25 | | | | | | | |
Equity-based compensation expense, net of forfeitures | 327 | | | | | | | | 327 | | | | | | | | | | $ 327 | | | | | | | | | |
Repurchase, forfeitures and retirement of profit units (in shares) | | | | | | | | | | | | | | | | | | | | 71,247 | | | | | | | | |
Repurchase, forfeitures and retirement of profit units | | | | | | | $ 3,005 | $ 8,302 | | | $ 3,005 | $ 8,302 | | | | | | | | $ 56 | | | | | $ 3,005 | $ 8,246 | | |
Ending balance (in shares) at Mar. 31, 2021 | | | | | | | | | | | | | | | | | | | 1,797,075 | | | | | | | | | |
Ending balance at Mar. 31, 2021 | | | | | | | | | | | | | | | | | | | $ 8,117 | | | | | | | | | |
Ending balance (in shares) at Mar. 31, 2021 | | | | | | | | | | | | | 0 | 0 | 0 | 0 | | | | | | | | | | | | |
Ending balance at Mar. 31, 2021 | (510,979) | | | | | | | | (510,979) | | | | $ 0 | $ 0 | $ 0 | $ 0 | 0 | | | | 52 | 0 | | (519,148) | | | 0 | |
Beginning balance at Dec. 31, 2020 | 569,251 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Ending balance at Sep. 30, 2021 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | | | | | | | | | | | | 1,868,322 | | | | | | | | | |
Beginning balance at Dec. 31, 2020 | | | | | | | | | | | | | | | | | | | $ 7,846 | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | | | | | | 0 | 0 | 0 | 0 | | | | | | | | | | | | |
Beginning balance at Dec. 31, 2020 | (486,896) | | | | | | | | (486,896) | | | | $ 0 | $ 0 | $ 0 | $ 0 | 0 | | | | 27 | 0 | | (494,769) | | | 0 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (84,014) | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Other comprehensive income (loss) | (62) | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2021 | | | | | | | | | | | | | | | | | | | 0 | | | | | | | | | |
Ending balance at Sep. 30, 2021 | | | | | | | | | | | | | | | | | | | $ 0 | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2021 | | | | | | | | | | | | | 74,420,306 | 1,042,234 | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Ending balance at Sep. 30, 2021 | 554,981 | | | | | | | | 286,284 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 305,307 | | | | (48) | 0 | | (18,976) | | | 268,697 | |
Beginning balance at Mar. 31, 2021 | 650,660 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Temporary Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Warrant expense | 819 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Exercise of warrants prior to the reorganization transaction | 34,224 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Effect of reorganization transaction | (685,703) | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Ending balance at Jun. 30, 2021 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Beginning balance (in shares) at Mar. 31, 2021 | | | | | | | | | | | | | | | | | | | 1,797,075 | | | | | | | | | |
Beginning balance at Mar. 31, 2021 | | | | | | | | | | | | | | | | | | | $ 8,117 | | | | | | | | | |
Beginning balance (in shares) at Mar. 31, 2021 | | | | | | | | | | | | | 0 | 0 | 0 | 0 | | | | | | | | | | | | |
Beginning balance at Mar. 31, 2021 | (510,979) | | | | | | | | (510,979) | | | | $ 0 | $ 0 | $ 0 | $ 0 | 0 | | | | 52 | 0 | | (519,148) | | | 0 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Other comprehensive income (loss) | 6 | | | | | | | | | | | | | | | | | | | | | | | | | | 6 | |
Equity-based compensation expense, net of forfeitures (in shares) | | | | | | | | | | | | | | | | | | | 26,925 | | | | | | | | | |
Equity-based compensation expense, net of forfeitures | 4,253 | | | | | | | | 2,139 | | | | | | | | 1,786 | | $ 353 | | | | | | | | 2,114 | |
Tax distribution to members | 4,018 | | | | | | | | 4,018 | | | | | | | | | | | | | | | 4,018 | | | | |
Effect of reorganization transaction (in shares) | | | | | | | | | | | | | (59,240,306) | (1,042,234) | | | | | 1,770,150 | | | | | | | | | |
Effect of reorganization transaction | 685,703 | | | | | | | | 611,223 | | | | $ 1 | | | | 62,858 | | $ (8,470) | | (52) | | | 556,886 | | | 74,480 | |
Issuance of stock, net of costs (in shares) | | | | | | | | | | | | | | | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Ending balance (in shares) at Jun. 30, 2021 | | | | | | | | | | | | | | | | | | | 0 | | | | | | | | | |
Ending balance at Jun. 30, 2021 | | | | | | | | | | | | | | | | | | | $ 0 | | | | | | | | | |
Ending balance (in shares) at Jun. 30, 2021 | | | | | | | | | | | | | 59,240,306 | 1,042,234 | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Ending balance at Jun. 30, 2021 | 136,866 | | | | | | | | 62,641 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 64,644 | | | | 0 | 0 | | (2,004) | | | 74,225 | |
Ending balance at Sep. 30, 2021 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (32,787) | | | | | | | | (16,915) | | | | | | | | | | | | | | | (16,915) | | | (15,872) | |
Other comprehensive income (loss) | (93) | | | | | | | | (48) | | | | | | | | | | | | (48) | | | | | | (45) | |
Equity-based compensation expense, net of forfeitures | 12,629 | | | | | | | | 6,569 | | | | | | | | 6,569 | | | | | | | | | | 6,060 | |
Tax distribution to members | 111 | | | | | | | | 57 | | | | | | | | | | | | | | | 57 | | | 54 | |
Warrant expense | 1,509 | | | | | | | | 778 | | | | | | | | 778 | | | | | | | | | | 731 | |
Issuance of stock, net of costs (in shares) | | | | | | | | | | | | | 15,180,000 | | | | | | | | | | | | | | | |
Issuance of stock, net of costs | 436,968 | | | | | | | | 233,316 | | | | | | | | 233,316 | | | | | | | | | | 203,652 | |
Ending balance (in shares) at Sep. 30, 2021 | | | | | | | | | | | | | | | | | | | 0 | | | | | | | | | |
Ending balance at Sep. 30, 2021 | | | | | | | | | | | | | | | | | | | $ 0 | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2021 | | | | | | | | | | | | | 74,420,306 | 1,042,234 | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Ending balance at Sep. 30, 2021 | 554,981 | | | | | | | | 286,284 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 305,307 | | | | (48) | $ 0 | | (18,976) | | | 268,697 | |
Beginning balance (in shares) at Dec. 31, 2021 | | | | | | | | | | | | | 76,393,256 | 1,042,234 | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2021 | | | | | | | | | | | | | | | | | | | | | | 223,069 | | | | | | |
Beginning balance at Dec. 31, 2021 | 539,468 | | | | | | | | 277,613 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 313,845 | | | | (103) | $ 0 | | (36,130) | | | 261,855 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (18,794) | | | | | | | | (10,327) | | | | | | | | | | | | | | | (10,327) | | | (8,467) | |
Other comprehensive income (loss) | (1,091) | | | | | | | | (570) | | | | | | | | | | | | (570) | | | | | | (521) | |
Equity-based compensation expense, net of forfeitures (in shares) | | | | | | | | | | | | | (60,349) | | | | | | | | | (60,349) | | | | | | |
Equity-based compensation expense, net of forfeitures | 13,059 | | | | | | | | 7,365 | | | | | | | | 7,365 | | | | | | | | | | 5,694 | |
Warrant expense | 71 | | | | | | | | 37 | | | | | | | | 37 | | | | | | | | | | 34 | |
Exchange of shares (in shares) | | | | | | | | | | | | | (1,025,318) | | (1,020,812) | (4,506) | | | | | | | | | | | | |
Exchange of shares | 0 | | | | | | | | 2,606 | | | | | | | | 2,606 | | | | | | | | | | (2,606) | |
Exercise of warrants (in shares) | | | | | | | | | | | | | 1,207,931 | | | | | | | | | | | | | | | |
Exercise of warrants | 0 | | | | | | | | 3,070 | | | | | | | | 3,070 | | | | | | | | | | (3,070) | |
IPO expenses | (297) | | | | | | | | (156) | | | | | | | | (156) | | | | | | | | | | (141) | |
Ending balance (in shares) at Mar. 31, 2022 | | | | | | | | | | | | | 78,566,156 | 1,042,234 | 43,577,355 | 26,705,315 | | | | | | | | | | | | |
Ending balance (in shares) at Mar. 31, 2022 | | | | | | | | | | | | | | | | | | | | | | 283,418 | | | | | | |
Ending balance at Mar. 31, 2022 | 532,416 | | | | | | | | 279,638 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 326,767 | | | | (673) | $ 0 | | (46,457) | | | 252,778 | |
Beginning balance (in shares) at Dec. 31, 2021 | | | | | | | | | | | | | 76,393,256 | 1,042,234 | 44,598,167 | 26,709,821 | | | | | | | | | | | | |
Beginning balance (in shares) at Dec. 31, 2021 | | | | | | | | | | | | | | | | | | | | | | 223,069 | | | | | | |
Beginning balance at Dec. 31, 2021 | 539,468 | | | | | | | | 277,613 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 313,845 | | | | (103) | $ 0 | | (36,130) | | | 261,855 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (96,676) | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Other comprehensive income (loss) | (3,211) | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Conversion of shares (in shares) | | | 5,094,792 | | | | | | | | | | | | | | | | | | | | | | | | | |
Repurchase, forfeitures and retirement of profit units (in shares) | | | (213,100) | | | | | | | | | | | | | | | | | | | | | | | | | |
Repurchase, forfeitures and retirement of profit units | | | $ (4,902) | | | | | | | | | | | | | | | | | | | | | | | | | |
Issuance of stock, net of costs (in shares) | | | 5,094,792 | 372,307 | | | | | | | | | | | | | | | | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2022 | | | 82,969,381 | 942,234 | 39,875,682 | 26,337,514 | | | | | | | 83,158,756 | 942,234 | 39,875,682 | 26,337,514 | | | | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2022 | | | | | | | | | | | | | | | | | | | | | | 189,375 | | | | | | |
Ending balance at Sep. 30, 2022 | 530,320 | | | | | | | | 291,668 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 383,974 | | | | (1,836) | $ 0 | | (90,471) | | | 238,652 | |
Beginning balance (in shares) at Mar. 31, 2022 | | | | | | | | | | | | | 78,566,156 | 1,042,234 | 43,577,355 | 26,705,315 | | | | | | | | | | | | |
Beginning balance (in shares) at Mar. 31, 2022 | | | | | | | | | | | | | | | | | | | | | | 283,418 | | | | | | |
Beginning balance at Mar. 31, 2022 | 532,416 | | | | | | | | 279,638 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 326,767 | | | | (673) | $ 0 | | (46,457) | | | 252,778 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (12,323) | | | | | | | | (7,155) | | | | | | | | | | | | | | | (7,155) | | | (5,168) | |
Other comprehensive income (loss) | (783) | | | | | | | | (422) | | | | | | | | | | | | (422) | | | | | | (361) | |
Equity-based compensation expense, net of forfeitures (in shares) | | | | | | | | | | | | | (101,610) | | | | | | | | | (101,610) | | | | | | |
Equity-based compensation expense, net of forfeitures | $ 12,255 | | | | | | | | 7,105 | | | | | | | | 7,105 | | | | | | | | | | 5,150 | |
Issuance of restricted stock units (in shares) | 7,528 | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Issuance of restricted stock units | $ 0 | | | | | | | | 27 | | | | | | | | 27 | | | | | | | | | | (27) | |
Tax distribution to members | (49) | | | | | | | | (27) | | | | | | | | | | | | | | | (27) | | | (22) | |
Warrant expense | 51 | | | | | | | | 28 | | | | | | | | 28 | | | | | | | | | | 23 | |
Exchange of shares (in shares) | | | | | | | | | | | | | (3,146,673) | | (3,146,673) | | | | | | | | | | | | | |
Exchange of shares | 0 | | | | | | | | 10,995 | | | | | | | | 10,995 | | | | | | | | | | (10,995) | |
Ending balance (in shares) at Jun. 30, 2022 | | | | | | | | | | | | | 81,618,747 | 1,042,234 | 40,430,682 | 26,705,315 | | | | | | | | | | | | |
Ending balance (in shares) at Jun. 30, 2022 | | | | | | | | | | | | | | | | | | | | | | 385,028 | | | | | | |
Ending balance at Jun. 30, 2022 | 531,567 | | | | | | | | 290,189 | | | | $ 1 | $ 0 | $ 0 | $ 0 | 344,922 | | | | (1,095) | $ 0 | | (53,639) | | | 241,378 | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net loss | (65,559) | | | | | | | | (36,764) | | | | | | | | | | | | | | | (36,764) | | | (28,795) | |
Other comprehensive income (loss) | (1,336) | | | | | | | | (741) | | | | | | | | | | | | (741) | | | | | | (595) | |
Equity-based compensation expense, net of forfeitures (in shares) | | | | | | | | | | | | | (12,317) | | | | | | | | | (12,317) | | | | | | |
Equity-based compensation expense, net of forfeitures | $ 14,233 | | | | | | | | 9,310 | | | | | | | | 9,310 | | | | | | | | | | 4,923 | |
Net share settlements of stock-based awards (in shares) | 207,970 | | | | | | | | | | | | | | | | | | | | | | (207,970) | | | | | |
Net share settlements of stock-based awards | | $ (2,381) | | | | | | | | $ (838) | | | | | | | | $ (838) | | | | | | | | | | $ (1,543) |
Tax distribution to members | $ (122) | | | | | | | | (68) | | | | | | | | | | | | | | | (68) | | | (54) | |
Warrant expense | 58,820 | | | | | | | | 32,603 | | | | | | | | 32,603 | | | | | | | | | | 26,217 | |
Conversion of shares (in shares) | | | | | | | | | | | | | 100,000 | (100,000) | | | | | | | | | | | | | | |
Exchange of shares (in shares) | | | | | | | | | | | | | (922,801) | | (555,000) | (367,801) | | | | | | | | | | | | |
Exchange of shares | 0 | | | | | | | | 2,135 | | | | | | | | 2,135 | | | | | | | | | | (2,135) | |
Exercise of warrants (in shares) | | | | | | | | | | | | | 534,655 | | | | | | | | | | | | | | | |
Exercise of warrants | 0 | | | | | | | | 1,237 | | | | | | | | 1,237 | | | | | | | | | | (1,237) | |
Repurchase, forfeitures and retirement of profit units (in shares) | | | | | | | | | | | | | 213,100 | | | | | | | | | | | | | | | |
Repurchase, forfeitures and retirement of profit units | 4,902 | | | | | | | | 5,395 | | | | | | | | 5,395 | | | | | | | | | | (493) | |
Ending balance (in shares) at Sep. 30, 2022 | | | 82,969,381 | 942,234 | 39,875,682 | 26,337,514 | | | | | | | 83,158,756 | 942,234 | 39,875,682 | 26,337,514 | | | | | | | | | | | | |
Ending balance (in shares) at Sep. 30, 2022 | | | | | | | | | | | | | | | | | | | | | | 189,375 | | | | | | |
Ending balance at Sep. 30, 2022 | $ 530,320 | | | | | | | | $ 291,668 | | | | $ 1 | $ 0 | $ 0 | $ 0 | $ 383,974 | | | | $ (1,836) | $ 0 | | $ (90,471) | | | $ 238,652 | |