XML 21 R6.htm IDEA: XBRL DOCUMENT v3.20.4
Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Cash flows from operating activities:    
Net income $ 14,118 $ 10,785
Adjustments to reconcile net income to net cash flows provided by operating activities:    
Depreciation and amortization 20,470 20,552
Stock compensation expense 850 1,320
Deferred income taxes 4,836 3,205
Amortization of deferred credits (793) (1,103)
Amortization of debt discount and issuance costs 1,860 1,054
Gain on extinguishment of debt (950)  
Loss on disposal of assets 24 407
Provision for obsolete expendable parts and supplies (37) 97
Changes in assets and liabilities:    
Receivables (1,700) (1,040)
Expendable parts and supplies 256 (1,158)
Prepaid expenses and other current assets 4,296 327
Accounts payable (5,723) (2,336)
Deferred revenue 53,999  
Accrued liabilities (12,637) 5,791
Change in operating lease right-of- use assets 404 329
Net cash provided by operating activities 79,273 38,230
Cash flows from investing activities:    
Capital expenditures (1,773) (10,124)
Net returns (payments) on equipment & other deposits   (2,704)
Net cash used in investing activities (1,773) (12,828)
Cash flows from financing activities:    
Proceeds from long-term debt 195,000  
Principal payments on long-term debt and financing leases (189,131) (36,467)
Payments of debt and warrant issuance (1,257) (184)
Repurchase of stock (19) (41)
Net cash provided by financing activities 4,593 (36,692)
Net change in cash, cash equivalents and restricted cash 82,093 (11,290)
Cash, cash equivalents and restricted cash at beginning of period 102,841 72,501
Cash, cash equivalents and restricted cash at end of period 184,934 61,211
Supplemental cash flow information    
Cash paid for interest 6,743 9,440
Cash paid for income taxes, net 1 15
Operating lease payments in operating cash flows 9,304 9,534
Supplemental non-cash operating activities    
Right-of-use assets obtained in exchange of lease liabilities 69 142,165
Supplemental non-cash financing activities    
Debt issuance cost related to loan agreement with US Department of Treasury $ (1,887)  
Accrued capital expenditures   $ 334