Financing Arrangements - Narrative (Details)
|
|
|
1 Months Ended |
3 Months Ended |
9 Months Ended |
10 Months Ended |
12 Months Ended |
|
|
|
Mar. 27, 2018
USD ($)
$ / shares
shares
|
Jan. 06, 2017
USD ($)
|
Feb. 28, 2015
USD ($)
d
$ / shares
|
Sep. 30, 2018
USD ($)
$ / shares
|
Mar. 31, 2018 |
Sep. 30, 2017
USD ($)
|
Mar. 31, 2017
USD ($)
|
Sep. 30, 2018
USD ($)
$ / shares
|
Sep. 30, 2017
USD ($)
|
Jan. 25, 2018
USD ($)
|
Dec. 31, 2017
USD ($)
$ / shares
|
Jun. 30, 2020 |
Mar. 08, 2018
$ / shares
shares
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Loss on extinguishment of debt |
|
|
|
$ 0
|
|
$ 0
|
|
$ 0
|
$ 14,389,000
|
|
|
|
|
| Debt instrument, face amount |
|
|
|
$ 754,544,000
|
|
|
|
$ 754,544,000
|
|
|
$ 660,200,000
|
|
|
| Stated interest rate |
|
|
2.75%
|
|
|
|
|
|
|
|
|
|
|
| Common stock, par value (usd per share) | $ / shares |
|
|
|
$ 0.0001
|
|
|
|
$ 0.0001
|
|
|
$ 0.0001
|
|
|
| Capital lease obligations |
|
|
|
$ 1,224,000
|
|
|
|
$ 1,224,000
|
|
|
|
|
|
| Second Lien Credit Agreement |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt instrument, face amount |
|
|
|
158,450,000
|
|
|
|
158,450,000
|
|
|
$ 0
|
|
|
| Proceeds from issuance of debt |
$ 143,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| Line of Credit |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Borrowings outstanding under facility letters |
|
|
|
|
|
|
|
|
|
|
700,000
|
|
|
| Line of Credit |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Maximum borrowing capacity |
|
$ 585,000,000
|
|
|
|
|
|
|
|
|
|
|
|
| Letters of credit outstanding |
|
|
|
$ 6,500,000
|
|
|
|
$ 6,500,000
|
|
|
|
|
|
| Percentage of outstanding equity in foreign subsidiaries pledged as collateral |
|
|
|
65.00%
|
|
|
|
65.00%
|
|
|
|
|
|
| Ratio of Indebtedness to Net Capital |
|
4.5
|
|
|
|
|
|
|
|
|
|
|
|
| Line of Credit | Secured Debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Maximum borrowing capacity |
|
$ 500,000,000
|
|
|
|
|
|
|
|
|
|
|
|
| Periodic payment, period one |
|
0.25%
|
|
0.625%
|
|
|
|
0.625%
|
|
|
|
|
|
| Line of Credit | Revolving Credit Facility |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Maximum borrowing capacity |
|
$ 85,000,000
|
|
|
|
|
|
|
|
|
|
|
|
| Loss on extinguishment of debt |
|
|
|
|
|
|
$ (14,500,000)
|
|
|
|
|
|
|
| Line of Credit | Letters of Credit |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Maximum borrowing capacity |
|
$ 15,000,000
|
|
|
|
|
|
|
|
|
|
|
|
| Letters of credit outstanding |
|
|
|
$ 5,800,000
|
|
|
|
$ 5,800,000
|
|
|
|
|
|
| Convertible senior notes |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt instrument, face amount |
|
|
|
$ 82,500,000
|
|
|
|
$ 82,500,000
|
|
|
82,500,000
|
|
|
| Stated interest rate |
|
|
2.75%
|
2.75%
|
|
|
|
2.75%
|
|
|
|
|
|
| Beneficial ownership percentage |
9.90%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Conversion ratio |
|
|
0.0539084
|
|
|
|
|
|
|
|
|
|
|
| Conversion price (in usd per share) | $ / shares |
|
|
$ 18.55
|
|
|
|
|
|
|
|
|
|
|
| Convertible debt |
|
|
$ 69,500,000
|
$ 70,200,000
|
|
|
|
$ 70,200,000
|
|
|
69,700,000
|
|
|
| Equity component of convertible debt |
|
|
13,000,000
|
13,000,000
|
|
|
|
13,000,000
|
|
|
|
|
|
| Increase in stated rate, first ninety days |
|
|
|
|
|
|
|
|
|
0.25%
|
|
|
|
| Increase in stated rate, second ninety days |
|
|
|
|
|
|
|
|
|
0.50%
|
|
|
|
| Debt Instrument, Penalty Interest Incurred |
|
|
|
|
|
|
|
|
|
$ 200,000
|
|
|
|
| Convertible senior notes | Liability component |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt issuance costs |
|
|
1,800,000
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | Additional paid-in capital |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt issuance costs |
|
|
$ 300,000
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | If company undergoes a fundamental change |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
|
|
100.00%
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | On or after February 20, 2019 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percent of stock price to trigger conversion |
|
|
130.00%
|
|
|
|
|
|
|
|
|
|
|
| Consecutive trading days | d |
|
|
30
|
|
|
|
|
|
|
|
|
|
|
| Trading days | d |
|
|
20
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | On or after February 20, 2022 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
|
|
100.00%
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | Redemption scenario one | After March 31, 2015 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percent of stock price to trigger conversion |
|
|
130.00%
|
|
|
|
|
|
|
|
|
|
|
| Convertible senior notes | Redemption scenario two | After March 31, 2015 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percent of stock price to trigger conversion |
|
|
98.00%
|
|
|
|
|
|
|
|
|
|
|
| Consecutive business days | d |
|
|
5
|
|
|
|
|
|
|
|
|
|
|
| Term loan facility |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt instrument, face amount |
|
|
|
481,250,000
|
|
|
|
481,250,000
|
|
|
490,625,000
|
|
|
| Commercial Mortgage Loan | Mortgage letters maturing October 2032 | IFES Acquisition Corp Limited |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Accrued interest on mortgage letters |
|
|
|
|
|
|
|
|
|
|
0
|
|
|
| Subordinated Debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt instrument, face amount |
|
|
|
$ 158,450,000
|
|
|
|
$ 158,450,000
|
|
|
$ 0
|
|
|
| Stated interest rate |
10.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Covenant net leverage ratio |
3.39
|
|
|
|
|
|
|
|
|
|
|
|
|
| Paid-in-kind interest rate |
12.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Proceeds from issuance of debt |
$ 150,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| Subordinated Debt | After March 31, 2015 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
100.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Subordinated Debt | If company undergoes a fundamental change |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
100.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Subordinated Debt | On or after February 20, 2019 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
105.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Subordinated Debt | On or after February 20, 2022 |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
102.50%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Subordinated Debt | Debt Instrument, Redemption, Period Five [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Redemption price percentage |
101.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Liability Warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beneficial ownership percentage |
19.90%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Proceeds from issuance of debt |
$ 150,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
| Adjusted Base Eurocurrency Rate | Line of Credit | Secured Debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
6.00%
|
|
|
|
|
|
7.50%
|
|
|
|
|
|
| Adjusted Base Eurocurrency Rate | Line of Credit | Revolving Credit Facility |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
6.00%
|
|
|
7.50%
|
|
|
|
|
|
|
|
|
| Adjusted Base Eurocurrency Rate | Line of Credit | Revolving Credit Facility | Minimum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
5.50%
|
|
7.00%
|
|
|
|
|
|
|
|
|
|
| Adjusted Base Eurocurrency Rate | Line of Credit | Revolving Credit Facility | Maximum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
6.00%
|
|
7.50%
|
|
|
|
|
|
|
|
|
|
| Base Rate | Line of Credit | Secured Debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
5.00%
|
|
|
|
|
|
6.50%
|
|
|
|
|
|
| Base Rate | Line of Credit | Revolving Credit Facility |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
5.00%
|
|
|
6.50%
|
|
|
|
|
|
|
|
|
| Base Rate | Line of Credit | Revolving Credit Facility | Minimum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
4.50%
|
|
6.00%
|
|
|
|
|
|
|
|
|
|
| Base Rate | Line of Credit | Revolving Credit Facility | Maximum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Basis spread on variable rate |
|
5.00%
|
|
6.50%
|
|
|
|
|
|
|
|
|
|
| Penny Warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Exercise price (in usd per share) | $ / shares |
|
|
|
$ 0.01
|
|
|
|
$ 0.01
|
|
|
|
|
|
| Penny Warrants | Liability Warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Number of securities called by warrants | shares |
18,065,775
|
|
|
|
|
|
|
|
|
|
|
|
18,065,775
|
| Common stock, par value (usd per share) | $ / shares |
$ 0.0001
|
|
|
|
|
|
|
|
|
|
|
|
|
| Exercise price (in usd per share) | $ / shares |
0.01
|
|
|
|
|
|
|
|
|
|
|
|
$ 0.01
|
| Stock price trigger | $ / shares |
$ 4.00
|
|
|
|
|
|
|
|
|
|
|
|
|
| Penny Warrants | Liability Warrants | Minimum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beneficial ownership percentage |
50.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percentage of warrants held to nominate for BOD |
25.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Penny Warrants | Liability Warrants | Maximum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Percentage of warrants held to nominate for BOD |
50.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Market Warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Exercise price (in usd per share) | $ / shares |
|
|
|
$ 1.57
|
|
|
|
$ 1.57
|
|
|
|
|
|
| Market Warrants | Liability Warrants |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Number of securities called by warrants | shares |
13,000,000
|
|
|
|
|
|
|
|
|
|
|
|
13,000,000
|
| Exercise price (in usd per share) | $ / shares |
$ 1.57
|
|
|
|
|
|
|
|
|
|
|
|
$ 1.57
|
| Stock price trigger | $ / shares |
$ 2.40
|
|
|
|
|
|
|
|
|
|
|
|
|
| Market Warrants | Liability Warrants | Minimum |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Beneficial ownership percentage |
25.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
| Forecast [Member] | Line of Credit | Secured Debt |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Periodic payment, period one |
|
|
|
|
|
|
|
|
|
|
|
1.25%
|
|