STOCKHOLDERS' EQUITY AND DILUTIVE EQUITY INSTRUMENTS (Tables)

6 Months Ended

Jun. 30, 2020

Changes in Accumulated Other Comprehensive Income (Loss) by Component, Net of Tax

The changes in accumulated other comprehensive income (loss) by component, net of tax, for the three and six months ended June 30, 2020 and 2019 are as follows:

Three months ended June 30, 2020

Three months ended June 30, 2019

Balance

Gains/(losses)

Remaining

Balance

Gains/(losses)

Remaining

recognized

balance

recognized

balance

(In thousands)

3/31/20

in OCI

6/30/20

3/31/2019

in OCI

6/30/19

Pension benefits

133

448

581

2,194

—

2,194

For the six months ended June 30, 2020

For the six months ended June 30, 2019

Balance

Gains/(losses)

Remaining

Balance

Gains/(losses)

Remaining

recognized

balance

recognized

balance

(In thousands)

12/31/19

in OCI

6/30/20

12/31/18

in OCI

6/30/19

Pension benefits

(236

)

817

581

2,194

—

2,194

Summary of Common Shares and Creditor Warrants and Sum of Common Shares and Creditor Warrants Outstanding

Total shares outstanding including warrants and restricted stock units	June 30, 2020		June 30, 2019
Common shares outstanding		40,335,963		37,845,158
New creditor warrants (strike price $0.001 per common share)		817,742		2,034,235
GulfMark creditor warrants (strike price $0.01 per common share)		952,154		1,683,147
Restricted stock units		632,345		279,702
Total		42,738,204		41,842,242