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SHARE-BASED PAYMENTS - Schedule of Share-based Compensation, Restricted Stock, Restricted Stock Units Activity and SAR's (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Payment Arrangement, Expense | $ 1,282 | $ 513 | $ 3,291 | $ 1,703 |
Weighted Average Grant Date Fair Value |  |  |  |  |
Common stock, shares, outstanding (in shares) | 157,607,156 |  | 157,607,156 |  | 156,262,199
Common stock, shares, issued (in shares) | 157,607,156 |  | 157,607,156 |  | 156,262,199
Share capital Common shares, without par value, unlimited shares authorized; shares issued and outstanding 157,607,156 at September 30, 2022 and 156,262,199 at December 31, 2021 | $ 696,808 |  | $ 696,808 |  | $ 685,903
Equity Option |  |  |  |  |
Weighted Average Grant Date Fair Value |  |  |  |  |
Nonvested, weighted average grant date fair value, beginning of period (in dollars per share) |  |  | $ 1.34 | $ 0.94 | $ 0.94
Nonvested, weighted average grant date fair value, end of period (in dollars per share) | $ 4.13 |  | $ 4.13 |  | $ 1.34
Employee Stock Option |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Payment Arrangement, Expense | $ 98 | 42 | $ 239 | $ 281 |
Weighted Average Grant Date Fair Value |  |  |  |  |
Unrecognized Compensation Costs Related To Unvested Stock Options |  |  | 300 |  |
Restricted Stock Units (RSUs) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Payment Arrangement, Expense | $ 618 | 409 | $ 1,589 | $ 1,162 |
Number of Shares |  |  |  |  |
Granted, nonvested, number of shares (in shares) |  |  | 410,000 | 440,000 |
Weighted Average Grant Date Fair Value |  |  |  |  |
Unrecognized Compensation Costs Related To R S U Awards |  |  | $ 1,530 |  |
Restricted Stock Units (RSUs) | Equity Option |  |  |  |  |
Number of Shares |  |  |  |  |
Number of nonvested shares, beginning of period (in shares) |  |  | 900,064 | 1,094,056 | 1,094,056
Granted, nonvested, number of shares (in shares) |  |  | 411,467 |  | 441,241
Vested, number of shares (in shares) |  |  | (518,856) |  | (635,233)
Forfeited, number of shares (in shares) |  |  | (45,250) |  |
Number of nonvested shares, end of period (in shares) | 747,425 |  | 747,425 |  | 900,064
Weighted Average Grant Date Fair Value |  |  |  |  |
Nonvested, weighted average grant date fair value, beginning of period (in dollars per share) |  |  | $ 2.94 | $ 1.98 | $ 1.98
Granted, nonvested, weighted average grant date fair value (in dollars per share) |  |  | 6.52 |  | 3.89
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value |  |  | 5.40 |  |
Vested, weighted average grant date fair value (in dollars per share) |  |  | 2.93 |  | 1.94
Nonvested, weighted average grant date fair value, end of period (in dollars per share) | $ 4.77 |  | $ 4.77 |  | $ 2.94
Stock Appreciation Rights (SARs) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Share-based Payment Arrangement, Expense | $ 566 | $ 62 | $ 1,463 | $ 260 |
Number of Shares |  |  |  |  |
Number of nonvested shares, beginning of period (in shares) |  |  | 1,672,422 | 1,720,623 | 1,720,623
Granted, nonvested, number of shares (in shares) |  |  | 833,315 |  |
Exercised, number of shares (in shares) |  |  | (6,730) |  | (48,201)
Forfeited, number of shares (in shares) |  |  | (46,239) |  |
Number of nonvested shares, end of period (in shares) | 2,452,768 |  | 2,452,768 |  | 1,672,422
Weighted Average Grant Date Fair Value |  |  |  |  |
Nonvested, weighted average grant date fair value, beginning of period (in dollars per share) |  |  | $ 2.92 | $ 2.92 | $ 2.92
Granted, nonvested, weighted average grant date fair value (in dollars per share) |  |  | 6.47 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercised, Weighted Average Exercise Price |  |  | 2.92 |  | 2.92
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value |  |  | 5.95 |  |
Nonvested, weighted average grant date fair value, end of period (in dollars per share) | $ 4.07 |  | $ 4.07 |  | $ 2.92
Unrecognized Compensation Costs Related To R S U Awards |  |  | $ 1,680 |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Non-Option Equity Instruments, Exercisable, Number | 1,092,143 |  | 1,092,143 |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Non-Option Equity Instruments, Exercisable, Weighted Average Exercise Price | $ 2.92 |  | $ 2.92 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms |  |  | 2 years 3 months 14 days |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Non-Option Equity Instruments, Exercisable, Weighted Average Remaining Contractual Term |  |  | 1 year 3 months 21 days |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding | $ 5,309 |  | $ 5,309 |  |
Share-Based Compensation Arrangement By Share-Based Payment Award, Non-Option Equity Instruments, Exercisable, Aggregate Intrinsic Value | $ 3,495 |  | $ 3,495 |  |
Stock Appreciation Rights (SARs) | Equity Option |  |  |  |  |
Number of Shares |  |  |  |  |
Number of nonvested shares, beginning of period (in shares) |  |  | 573,549 | 1,720,623 | 1,720,623
Granted, nonvested, number of shares (in shares) |  |  | 833,315 |  |
Vested, number of shares (in shares) |  |  |  |  | (1,147,074)
Forfeited, number of shares (in shares) |  |  | (46,239) |  |
Number of nonvested shares, end of period (in shares) | 1,360,625 |  | 1,360,625 |  | 573,549
Weighted Average Grant Date Fair Value |  |  |  |  |
Nonvested, weighted average grant date fair value, beginning of period (in dollars per share) |  |  | $ 1.19 | $ 1.25 | $ 1.25
Granted, nonvested, weighted average grant date fair value (in dollars per share) |  |  | 3.99 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value |  |  | 4.13 |  |
Vested, weighted average grant date fair value (in dollars per share) |  |  |  |  | 1.27
Nonvested, weighted average grant date fair value, end of period (in dollars per share) | $ 2.81 |  | $ 2.81 |  | $ 1.19

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